diff --git a/api/commands/vector.py b/api/commands/vector.py
index bef18bf73b..cb7eb7c452 100644
--- a/api/commands/vector.py
+++ b/api/commands/vector.py
@@ -10,7 +10,7 @@ from configs import dify_config
 from core.rag.datasource.vdb.vector_factory import Vector
 from core.rag.datasource.vdb.vector_type import VectorType
 from core.rag.index_processor.constant.built_in_field import BuiltInField
-from core.rag.index_processor.constant.index_type import IndexStructureType
+from core.rag.index_processor.constant.index_type import IndexStructureType, IndexTechniqueType
 from core.rag.models.document import ChildDocument, Document
 from extensions.ext_database import db
 from models.dataset import Dataset, DatasetCollectionBinding, DatasetMetadata, DatasetMetadataBinding, DocumentSegment
@@ -86,7 +86,7 @@ def migrate_annotation_vector_database():
                 dataset = Dataset(
                     id=app.id,
                     tenant_id=app.tenant_id,
-                    indexing_technique="high_quality",
+                    indexing_technique=IndexTechniqueType.HIGH_QUALITY,
                     embedding_model_provider=dataset_collection_binding.provider_name,
                     embedding_model=dataset_collection_binding.model_name,
                     collection_binding_id=dataset_collection_binding.id,
@@ -178,7 +178,9 @@ def migrate_knowledge_vector_database():
     while True:
         try:
             stmt = (
-                select(Dataset).where(Dataset.indexing_technique == "high_quality").order_by(Dataset.created_at.desc())
+                select(Dataset)
+                .where(Dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY)
+                .order_by(Dataset.created_at.desc())
             )
 
             datasets = db.paginate(select=stmt, page=page, per_page=50, max_per_page=50, error_out=False)
diff --git a/api/controllers/console/datasets/datasets.py b/api/controllers/console/datasets/datasets.py
index fb98932269..27c772fbe0 100644
--- a/api/controllers/console/datasets/datasets.py
+++ b/api/controllers/console/datasets/datasets.py
@@ -3,7 +3,7 @@ from typing import Any, cast
 from flask import request
 from flask_restx import Resource, fields, marshal, marshal_with
 from pydantic import BaseModel, Field, field_validator
-from sqlalchemy import select
+from sqlalchemy import func, select
 from werkzeug.exceptions import Forbidden, NotFound
 
 import services
@@ -29,6 +29,7 @@ from core.provider_manager import ProviderManager
 from core.rag.datasource.vdb.vector_type import VectorType
 from core.rag.extractor.entity.datasource_type import DatasourceType
 from core.rag.extractor.entity.extract_setting import ExtractSetting, NotionInfo, WebsiteInfo
+from core.rag.index_processor.constant.index_type import IndexTechniqueType
 from core.rag.retrieval.retrieval_methods import RetrievalMethod
 from dify_graph.model_runtime.entities.model_entities import ModelType
 from extensions.ext_database import db
@@ -355,7 +356,7 @@ class DatasetListApi(Resource):
 
         for item in data:
             # convert embedding_model_provider to plugin standard format
-            if item["indexing_technique"] == "high_quality" and item["embedding_model_provider"]:
+            if item["indexing_technique"] == IndexTechniqueType.HIGH_QUALITY and item["embedding_model_provider"]:
                 item["embedding_model_provider"] = str(ModelProviderID(item["embedding_model_provider"]))
                 item_model = f"{item['embedding_model']}:{item['embedding_model_provider']}"
                 if item_model in model_names:
@@ -436,7 +437,7 @@ class DatasetApi(Resource):
         except services.errors.account.NoPermissionError as e:
             raise Forbidden(str(e))
         data = cast(dict[str, Any], marshal(dataset, dataset_detail_fields))
-        if dataset.indexing_technique == "high_quality":
+        if dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
             if dataset.embedding_model_provider:
                 provider_id = ModelProviderID(dataset.embedding_model_provider)
                 data["embedding_model_provider"] = str(provider_id)
@@ -454,7 +455,7 @@ class DatasetApi(Resource):
         for embedding_model in embedding_models:
             model_names.append(f"{embedding_model.model}:{embedding_model.provider.provider}")
 
-        if data["indexing_technique"] == "high_quality":
+        if data["indexing_technique"] == IndexTechniqueType.HIGH_QUALITY:
             item_model = f"{data['embedding_model']}:{data['embedding_model_provider']}"
             if item_model in model_names:
                 data["embedding_available"] = True
@@ -485,7 +486,7 @@ class DatasetApi(Resource):
         current_user, current_tenant_id = current_account_with_tenant()
         # check embedding model setting
         if (
-            payload.indexing_technique == "high_quality"
+            payload.indexing_technique == IndexTechniqueType.HIGH_QUALITY
             and payload.embedding_model_provider is not None
             and payload.embedding_model is not None
         ):
@@ -738,20 +739,23 @@ class DatasetIndexingStatusApi(Resource):
         documents_status = []
         for document in documents:
             completed_segments = (
-                db.session.query(DocumentSegment)
-                .where(
-                    DocumentSegment.completed_at.isnot(None),
-                    DocumentSegment.document_id == str(document.id),
-                    DocumentSegment.status != SegmentStatus.RE_SEGMENT,
+                db.session.scalar(
+                    select(func.count(DocumentSegment.id)).where(
+                        DocumentSegment.completed_at.isnot(None),
+                        DocumentSegment.document_id == str(document.id),
+                        DocumentSegment.status != SegmentStatus.RE_SEGMENT,
+                    )
                 )
-                .count()
+                or 0
             )
             total_segments = (
-                db.session.query(DocumentSegment)
-                .where(
-                    DocumentSegment.document_id == str(document.id), DocumentSegment.status != SegmentStatus.RE_SEGMENT
+                db.session.scalar(
+                    select(func.count(DocumentSegment.id)).where(
+                        DocumentSegment.document_id == str(document.id),
+                        DocumentSegment.status != SegmentStatus.RE_SEGMENT,
+                    )
                 )
-                .count()
+                or 0
             )
             # Create a dictionary with document attributes and additional fields
             document_dict = {
@@ -802,9 +806,12 @@ class DatasetApiKeyApi(Resource):
         _, current_tenant_id = current_account_with_tenant()
 
         current_key_count = (
-            db.session.query(ApiToken)
-            .where(ApiToken.type == self.resource_type, ApiToken.tenant_id == current_tenant_id)
-            .count()
+            db.session.scalar(
+                select(func.count(ApiToken.id)).where(
+                    ApiToken.type == self.resource_type, ApiToken.tenant_id == current_tenant_id
+                )
+            )
+            or 0
         )
 
         if current_key_count >= self.max_keys:
@@ -839,14 +846,14 @@ class DatasetApiDeleteApi(Resource):
     def delete(self, api_key_id):
         _, current_tenant_id = current_account_with_tenant()
         api_key_id = str(api_key_id)
-        key = (
-            db.session.query(ApiToken)
+        key = db.session.scalar(
+            select(ApiToken)
             .where(
                 ApiToken.tenant_id == current_tenant_id,
                 ApiToken.type == self.resource_type,
                 ApiToken.id == api_key_id,
             )
-            .first()
+            .limit(1)
         )
 
         if key is None:
@@ -857,7 +864,7 @@ class DatasetApiDeleteApi(Resource):
         assert key is not None  # nosec - for type checker only
         ApiTokenCache.delete(key.token, key.type)
 
-        db.session.query(ApiToken).where(ApiToken.id == api_key_id).delete()
+        db.session.delete(key)
         db.session.commit()
 
         return {"result": "success"}, 204
diff --git a/api/controllers/console/datasets/datasets_document.py b/api/controllers/console/datasets/datasets_document.py
index 074694e7ea..897724182f 100644
--- a/api/controllers/console/datasets/datasets_document.py
+++ b/api/controllers/console/datasets/datasets_document.py
@@ -27,6 +27,7 @@ from core.model_manager import ModelManager
 from core.plugin.impl.exc import PluginDaemonClientSideError
 from core.rag.extractor.entity.datasource_type import DatasourceType
 from core.rag.extractor.entity.extract_setting import ExtractSetting, NotionInfo, WebsiteInfo
+from core.rag.index_processor.constant.index_type import IndexTechniqueType
 from dify_graph.model_runtime.entities.model_entities import ModelType
 from dify_graph.model_runtime.errors.invoke import InvokeAuthorizationError
 from extensions.ext_database import db
@@ -449,7 +450,7 @@ class DatasetInitApi(Resource):
             raise Forbidden()
 
         knowledge_config = KnowledgeConfig.model_validate(console_ns.payload or {})
-        if knowledge_config.indexing_technique == "high_quality":
+        if knowledge_config.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
             if knowledge_config.embedding_model is None or knowledge_config.embedding_model_provider is None:
                 raise ValueError("embedding model and embedding model provider are required for high quality indexing.")
             try:
@@ -463,7 +464,7 @@ class DatasetInitApi(Resource):
                 is_multimodal = DatasetService.check_is_multimodal_model(
                     current_tenant_id, knowledge_config.embedding_model_provider, knowledge_config.embedding_model
                 )
-                knowledge_config.is_multimodal = is_multimodal
+                knowledge_config.is_multimodal = is_multimodal  # pyrefly: ignore[bad-assignment]
             except InvokeAuthorizationError:
                 raise ProviderNotInitializeError(
                     "No Embedding Model available. Please configure a valid provider in the Settings -> Model Provider."
@@ -1337,7 +1338,7 @@ class DocumentGenerateSummaryApi(Resource):
             raise BadRequest("document_list cannot be empty.")
 
         # Check if dataset configuration supports summary generation
-        if dataset.indexing_technique != "high_quality":
+        if dataset.indexing_technique != IndexTechniqueType.HIGH_QUALITY:
             raise ValueError(
                 f"Summary generation is only available for 'high_quality' indexing technique. "
                 f"Current indexing technique: {dataset.indexing_technique}"
diff --git a/api/controllers/console/datasets/datasets_segments.py b/api/controllers/console/datasets/datasets_segments.py
index fa9bc7f159..7333fcaa07 100644
--- a/api/controllers/console/datasets/datasets_segments.py
+++ b/api/controllers/console/datasets/datasets_segments.py
@@ -26,6 +26,7 @@ from controllers.console.wraps import (
 )
 from core.errors.error import LLMBadRequestError, ProviderTokenNotInitError
 from core.model_manager import ModelManager
+from core.rag.index_processor.constant.index_type import IndexTechniqueType
 from dify_graph.model_runtime.entities.model_entities import ModelType
 from extensions.ext_database import db
 from extensions.ext_redis import redis_client
@@ -279,7 +280,7 @@ class DatasetDocumentSegmentApi(Resource):
             DatasetService.check_dataset_permission(dataset, current_user)
         except services.errors.account.NoPermissionError as e:
             raise Forbidden(str(e))
-        if dataset.indexing_technique == "high_quality":
+        if dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
             # check embedding model setting
             try:
                 model_manager = ModelManager()
@@ -333,7 +334,7 @@ class DatasetDocumentSegmentAddApi(Resource):
         if not current_user.is_dataset_editor:
             raise Forbidden()
         # check embedding model setting
-        if dataset.indexing_technique == "high_quality":
+        if dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
             try:
                 model_manager = ModelManager()
                 model_manager.get_model_instance(
@@ -383,7 +384,7 @@ class DatasetDocumentSegmentUpdateApi(Resource):
         document = DocumentService.get_document(dataset_id, document_id)
         if not document:
             raise NotFound("Document not found.")
-        if dataset.indexing_technique == "high_quality":
+        if dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
             # check embedding model setting
             try:
                 model_manager = ModelManager()
@@ -401,10 +402,10 @@ class DatasetDocumentSegmentUpdateApi(Resource):
                 raise ProviderNotInitializeError(ex.description)
             # check segment
         segment_id = str(segment_id)
-        segment = (
-            db.session.query(DocumentSegment)
+        segment = db.session.scalar(
+            select(DocumentSegment)
             .where(DocumentSegment.id == str(segment_id), DocumentSegment.tenant_id == current_tenant_id)
-            .first()
+            .limit(1)
         )
         if not segment:
             raise NotFound("Segment not found.")
@@ -447,10 +448,10 @@ class DatasetDocumentSegmentUpdateApi(Resource):
             raise NotFound("Document not found.")
         # check segment
         segment_id = str(segment_id)
-        segment = (
-            db.session.query(DocumentSegment)
+        segment = db.session.scalar(
+            select(DocumentSegment)
             .where(DocumentSegment.id == str(segment_id), DocumentSegment.tenant_id == current_tenant_id)
-            .first()
+            .limit(1)
         )
         if not segment:
             raise NotFound("Segment not found.")
@@ -494,7 +495,7 @@ class DatasetDocumentSegmentBatchImportApi(Resource):
         payload = BatchImportPayload.model_validate(console_ns.payload or {})
         upload_file_id = payload.upload_file_id
 
-        upload_file = db.session.query(UploadFile).where(UploadFile.id == upload_file_id).first()
+        upload_file = db.session.scalar(select(UploadFile).where(UploadFile.id == upload_file_id).limit(1))
         if not upload_file:
             raise NotFound("UploadFile not found.")
 
@@ -559,17 +560,17 @@ class ChildChunkAddApi(Resource):
             raise NotFound("Document not found.")
         # check segment
         segment_id = str(segment_id)
-        segment = (
-            db.session.query(DocumentSegment)
+        segment = db.session.scalar(
+            select(DocumentSegment)
             .where(DocumentSegment.id == str(segment_id), DocumentSegment.tenant_id == current_tenant_id)
-            .first()
+            .limit(1)
         )
         if not segment:
             raise NotFound("Segment not found.")
         if not current_user.is_dataset_editor:
             raise Forbidden()
         # check embedding model setting
-        if dataset.indexing_technique == "high_quality":
+        if dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
             try:
                 model_manager = ModelManager()
                 model_manager.get_model_instance(
@@ -616,10 +617,10 @@ class ChildChunkAddApi(Resource):
             raise NotFound("Document not found.")
         # check segment
         segment_id = str(segment_id)
-        segment = (
-            db.session.query(DocumentSegment)
+        segment = db.session.scalar(
+            select(DocumentSegment)
             .where(DocumentSegment.id == str(segment_id), DocumentSegment.tenant_id == current_tenant_id)
-            .first()
+            .limit(1)
         )
         if not segment:
             raise NotFound("Segment not found.")
@@ -666,10 +667,10 @@ class ChildChunkAddApi(Resource):
             raise NotFound("Document not found.")
             # check segment
         segment_id = str(segment_id)
-        segment = (
-            db.session.query(DocumentSegment)
+        segment = db.session.scalar(
+            select(DocumentSegment)
             .where(DocumentSegment.id == str(segment_id), DocumentSegment.tenant_id == current_tenant_id)
-            .first()
+            .limit(1)
         )
         if not segment:
             raise NotFound("Segment not found.")
@@ -714,24 +715,24 @@ class ChildChunkUpdateApi(Resource):
             raise NotFound("Document not found.")
         # check segment
         segment_id = str(segment_id)
-        segment = (
-            db.session.query(DocumentSegment)
+        segment = db.session.scalar(
+            select(DocumentSegment)
             .where(DocumentSegment.id == str(segment_id), DocumentSegment.tenant_id == current_tenant_id)
-            .first()
+            .limit(1)
         )
         if not segment:
             raise NotFound("Segment not found.")
         # check child chunk
         child_chunk_id = str(child_chunk_id)
-        child_chunk = (
-            db.session.query(ChildChunk)
+        child_chunk = db.session.scalar(
+            select(ChildChunk)
             .where(
                 ChildChunk.id == str(child_chunk_id),
                 ChildChunk.tenant_id == current_tenant_id,
                 ChildChunk.segment_id == segment.id,
                 ChildChunk.document_id == document_id,
             )
-            .first()
+            .limit(1)
         )
         if not child_chunk:
             raise NotFound("Child chunk not found.")
@@ -771,24 +772,24 @@ class ChildChunkUpdateApi(Resource):
             raise NotFound("Document not found.")
             # check segment
         segment_id = str(segment_id)
-        segment = (
-            db.session.query(DocumentSegment)
+        segment = db.session.scalar(
+            select(DocumentSegment)
             .where(DocumentSegment.id == str(segment_id), DocumentSegment.tenant_id == current_tenant_id)
-            .first()
+            .limit(1)
         )
         if not segment:
             raise NotFound("Segment not found.")
         # check child chunk
         child_chunk_id = str(child_chunk_id)
-        child_chunk = (
-            db.session.query(ChildChunk)
+        child_chunk = db.session.scalar(
+            select(ChildChunk)
             .where(
                 ChildChunk.id == str(child_chunk_id),
                 ChildChunk.tenant_id == current_tenant_id,
                 ChildChunk.segment_id == segment.id,
                 ChildChunk.document_id == document_id,
             )
-            .first()
+            .limit(1)
         )
         if not child_chunk:
             raise NotFound("Child chunk not found.")
diff --git a/api/controllers/service_api/dataset/dataset.py b/api/controllers/service_api/dataset/dataset.py
index 89be847cd3..25b6436a71 100644
--- a/api/controllers/service_api/dataset/dataset.py
+++ b/api/controllers/service_api/dataset/dataset.py
@@ -15,6 +15,7 @@ from controllers.service_api.wraps import (
     cloud_edition_billing_rate_limit_check,
 )
 from core.provider_manager import ProviderManager
+from core.rag.index_processor.constant.index_type import IndexTechniqueType
 from dify_graph.model_runtime.entities.model_entities import ModelType
 from fields.dataset_fields import dataset_detail_fields
 from fields.tag_fields import DataSetTag
@@ -153,9 +154,14 @@ class DatasetListApi(DatasetApiResource):
 
         data = marshal(datasets, dataset_detail_fields)
         for item in data:
-            if item["indexing_technique"] == "high_quality" and item["embedding_model_provider"]:  # type: ignore
-                item["embedding_model_provider"] = str(ModelProviderID(item["embedding_model_provider"]))  # type: ignore
-                item_model = f"{item['embedding_model']}:{item['embedding_model_provider']}"  # type: ignore
+            if (
+                item["indexing_technique"] == IndexTechniqueType.HIGH_QUALITY  # pyrefly: ignore[bad-index]
+                and item["embedding_model_provider"]  # pyrefly: ignore[bad-index]
+            ):
+                item["embedding_model_provider"] = str(  # pyrefly: ignore[unsupported-operation]
+                    ModelProviderID(item["embedding_model_provider"])  # pyrefly: ignore[bad-index]
+                )
+                item_model = f"{item['embedding_model']}:{item['embedding_model_provider']}"  # pyrefly: ignore[bad-index]
                 if item_model in model_names:
                     item["embedding_available"] = True  # type: ignore
                 else:
@@ -265,7 +271,7 @@ class DatasetApi(DatasetApiResource):
         for embedding_model in embedding_models:
             model_names.append(f"{embedding_model.model}:{embedding_model.provider.provider}")
 
-        if data.get("indexing_technique") == "high_quality":
+        if data.get("indexing_technique") == IndexTechniqueType.HIGH_QUALITY:
             item_model = f"{data.get('embedding_model')}:{data.get('embedding_model_provider')}"
             if item_model in model_names:
                 data["embedding_available"] = True
@@ -315,7 +321,7 @@ class DatasetApi(DatasetApiResource):
         # check embedding model setting
         embedding_model_provider = payload.embedding_model_provider
         embedding_model = payload.embedding_model
-        if payload.indexing_technique == "high_quality" or embedding_model_provider:
+        if payload.indexing_technique == IndexTechniqueType.HIGH_QUALITY or embedding_model_provider:
             if embedding_model_provider and embedding_model:
                 DatasetService.check_embedding_model_setting(
                     dataset.tenant_id, embedding_model_provider, embedding_model
diff --git a/api/controllers/service_api/dataset/segment.py b/api/controllers/service_api/dataset/segment.py
index 2e3b7fd85e..595b01a9f2 100644
--- a/api/controllers/service_api/dataset/segment.py
+++ b/api/controllers/service_api/dataset/segment.py
@@ -17,6 +17,7 @@ from controllers.service_api.wraps import (
 )
 from core.errors.error import LLMBadRequestError, ProviderTokenNotInitError
 from core.model_manager import ModelManager
+from core.rag.index_processor.constant.index_type import IndexTechniqueType
 from dify_graph.model_runtime.entities.model_entities import ModelType
 from extensions.ext_database import db
 from fields.segment_fields import child_chunk_fields, segment_fields
@@ -103,7 +104,7 @@ class SegmentApi(DatasetApiResource):
         if not document.enabled:
             raise NotFound("Document is disabled.")
         # check embedding model setting
-        if dataset.indexing_technique == "high_quality":
+        if dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
             try:
                 model_manager = ModelManager()
                 model_manager.get_model_instance(
@@ -157,7 +158,7 @@ class SegmentApi(DatasetApiResource):
         if not document:
             raise NotFound("Document not found.")
         # check embedding model setting
-        if dataset.indexing_technique == "high_quality":
+        if dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
             try:
                 model_manager = ModelManager()
                 model_manager.get_model_instance(
@@ -262,7 +263,7 @@ class DatasetSegmentApi(DatasetApiResource):
         document = DocumentService.get_document(dataset_id, document_id)
         if not document:
             raise NotFound("Document not found.")
-        if dataset.indexing_technique == "high_quality":
+        if dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
             # check embedding model setting
             try:
                 model_manager = ModelManager()
@@ -358,7 +359,7 @@ class ChildChunkApi(DatasetApiResource):
             raise NotFound("Segment not found.")
 
         # check embedding model setting
-        if dataset.indexing_technique == "high_quality":
+        if dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
             try:
                 model_manager = ModelManager()
                 model_manager.get_model_instance(
diff --git a/api/core/app/features/annotation_reply/annotation_reply.py b/api/core/app/features/annotation_reply/annotation_reply.py
index 87d4772815..0bd904811a 100644
--- a/api/core/app/features/annotation_reply/annotation_reply.py
+++ b/api/core/app/features/annotation_reply/annotation_reply.py
@@ -4,6 +4,7 @@ from sqlalchemy import select
 
 from core.app.entities.app_invoke_entities import InvokeFrom
 from core.rag.datasource.vdb.vector_factory import Vector
+from core.rag.index_processor.constant.index_type import IndexTechniqueType
 from extensions.ext_database import db
 from models.dataset import Dataset
 from models.enums import CollectionBindingType, ConversationFromSource
@@ -50,7 +51,7 @@ class AnnotationReplyFeature:
             dataset = Dataset(
                 id=app_record.id,
                 tenant_id=app_record.tenant_id,
-                indexing_technique="high_quality",
+                indexing_technique=IndexTechniqueType.HIGH_QUALITY,
                 embedding_model_provider=embedding_provider_name,
                 embedding_model=embedding_model_name,
                 collection_binding_id=dataset_collection_binding.id,
diff --git a/api/core/indexing_runner.py b/api/core/indexing_runner.py
index 52776ee626..06bc366081 100644
--- a/api/core/indexing_runner.py
+++ b/api/core/indexing_runner.py
@@ -21,7 +21,7 @@ from core.rag.datasource.keyword.keyword_factory import Keyword
 from core.rag.docstore.dataset_docstore import DatasetDocumentStore
 from core.rag.extractor.entity.datasource_type import DatasourceType
 from core.rag.extractor.entity.extract_setting import ExtractSetting, NotionInfo, WebsiteInfo
-from core.rag.index_processor.constant.index_type import IndexStructureType
+from core.rag.index_processor.constant.index_type import IndexStructureType, IndexTechniqueType
 from core.rag.index_processor.index_processor_base import BaseIndexProcessor
 from core.rag.index_processor.index_processor_factory import IndexProcessorFactory
 from core.rag.models.document import ChildDocument, Document
@@ -271,7 +271,7 @@ class IndexingRunner:
         doc_form: str | None = None,
         doc_language: str = "English",
         dataset_id: str | None = None,
-        indexing_technique: str = "economy",
+        indexing_technique: str = IndexTechniqueType.ECONOMY,
     ) -> IndexingEstimate:
         """
         Estimate the indexing for the document.
@@ -289,7 +289,7 @@ class IndexingRunner:
             dataset = db.session.query(Dataset).filter_by(id=dataset_id).first()
             if not dataset:
                 raise ValueError("Dataset not found.")
-            if dataset.indexing_technique == "high_quality" or indexing_technique == "high_quality":
+            if IndexTechniqueType.HIGH_QUALITY in {dataset.indexing_technique, indexing_technique}:
                 if dataset.embedding_model_provider:
                     embedding_model_instance = self.model_manager.get_model_instance(
                         tenant_id=tenant_id,
@@ -303,7 +303,7 @@ class IndexingRunner:
                         model_type=ModelType.TEXT_EMBEDDING,
                     )
         else:
-            if indexing_technique == "high_quality":
+            if indexing_technique == IndexTechniqueType.HIGH_QUALITY:
                 embedding_model_instance = self.model_manager.get_default_model_instance(
                     tenant_id=tenant_id,
                     model_type=ModelType.TEXT_EMBEDDING,
@@ -573,7 +573,7 @@ class IndexingRunner:
         """
 
         embedding_model_instance = None
-        if dataset.indexing_technique == "high_quality":
+        if dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
             embedding_model_instance = self.model_manager.get_model_instance(
                 tenant_id=dataset.tenant_id,
                 provider=dataset.embedding_model_provider,
@@ -587,7 +587,7 @@ class IndexingRunner:
         create_keyword_thread = None
         if (
             dataset_document.doc_form != IndexStructureType.PARENT_CHILD_INDEX
-            and dataset.indexing_technique == "economy"
+            and dataset.indexing_technique == IndexTechniqueType.ECONOMY
         ):
             # create keyword index
             create_keyword_thread = threading.Thread(
@@ -597,7 +597,7 @@ class IndexingRunner:
             create_keyword_thread.start()
 
         max_workers = 10
-        if dataset.indexing_technique == "high_quality":
+        if dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
             with concurrent.futures.ThreadPoolExecutor(max_workers=max_workers) as executor:
                 futures = []
 
@@ -628,7 +628,7 @@ class IndexingRunner:
                     tokens += future.result()
         if (
             dataset_document.doc_form != IndexStructureType.PARENT_CHILD_INDEX
-            and dataset.indexing_technique == "economy"
+            and dataset.indexing_technique == IndexTechniqueType.ECONOMY
             and create_keyword_thread is not None
         ):
             create_keyword_thread.join()
@@ -654,7 +654,7 @@ class IndexingRunner:
                 raise ValueError("no dataset found")
             keyword = Keyword(dataset)
             keyword.create(documents)
-            if dataset.indexing_technique != "high_quality":
+            if dataset.indexing_technique != IndexTechniqueType.HIGH_QUALITY:
                 document_ids = [document.metadata["doc_id"] for document in documents]
                 db.session.query(DocumentSegment).where(
                     DocumentSegment.document_id == document_id,
@@ -764,7 +764,7 @@ class IndexingRunner:
     ) -> list[Document]:
         # get embedding model instance
         embedding_model_instance = None
-        if dataset.indexing_technique == "high_quality":
+        if dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
             if dataset.embedding_model_provider:
                 embedding_model_instance = self.model_manager.get_model_instance(
                     tenant_id=dataset.tenant_id,
diff --git a/api/core/rag/docstore/dataset_docstore.py b/api/core/rag/docstore/dataset_docstore.py
index 16a5588024..cd27113245 100644
--- a/api/core/rag/docstore/dataset_docstore.py
+++ b/api/core/rag/docstore/dataset_docstore.py
@@ -6,6 +6,7 @@ from typing import Any
 from sqlalchemy import func, select
 
 from core.model_manager import ModelManager
+from core.rag.index_processor.constant.index_type import IndexTechniqueType
 from core.rag.models.document import AttachmentDocument, Document
 from dify_graph.model_runtime.entities.model_entities import ModelType
 from extensions.ext_database import db
@@ -71,7 +72,7 @@ class DatasetDocumentStore:
         if max_position is None:
             max_position = 0
         embedding_model = None
-        if self._dataset.indexing_technique == "high_quality":
+        if self._dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
             model_manager = ModelManager()
             embedding_model = model_manager.get_model_instance(
                 tenant_id=self._dataset.tenant_id,
diff --git a/api/core/rag/index_processor/index_processor.py b/api/core/rag/index_processor/index_processor.py
index d9145023ac..a6d1db214b 100644
--- a/api/core/rag/index_processor/index_processor.py
+++ b/api/core/rag/index_processor/index_processor.py
@@ -9,6 +9,7 @@ from flask import current_app
 from sqlalchemy import delete, func, select
 
 from core.db.session_factory import session_factory
+from core.rag.index_processor.constant.index_type import IndexTechniqueType
 from core.rag.index_processor.index_processor_base import SummaryIndexSettingDict
 from core.workflow.nodes.knowledge_index.exc import KnowledgeIndexNodeError
 from core.workflow.nodes.knowledge_index.protocols import Preview, PreviewItem, QaPreview
@@ -159,7 +160,7 @@ class IndexProcessor:
             tenant_id = dataset.tenant_id
 
         preview_output = self.format_preview(chunk_structure, chunks)
-        if indexing_technique != "high_quality":
+        if indexing_technique != IndexTechniqueType.HIGH_QUALITY:
             return preview_output
 
         if not summary_index_setting or not summary_index_setting.get("enable"):
diff --git a/api/core/rag/index_processor/processor/paragraph_index_processor.py b/api/core/rag/index_processor/processor/paragraph_index_processor.py
index 80163b1707..726cc062f6 100644
--- a/api/core/rag/index_processor/processor/paragraph_index_processor.py
+++ b/api/core/rag/index_processor/processor/paragraph_index_processor.py
@@ -22,7 +22,7 @@ from core.rag.docstore.dataset_docstore import DatasetDocumentStore
 from core.rag.extractor.entity.extract_setting import ExtractSetting
 from core.rag.extractor.extract_processor import ExtractProcessor
 from core.rag.index_processor.constant.doc_type import DocType
-from core.rag.index_processor.constant.index_type import IndexStructureType
+from core.rag.index_processor.constant.index_type import IndexStructureType, IndexTechniqueType
 from core.rag.index_processor.index_processor_base import BaseIndexProcessor, SummaryIndexSettingDict
 from core.rag.models.document import AttachmentDocument, Document, MultimodalGeneralStructureChunk
 from core.rag.retrieval.retrieval_methods import RetrievalMethod
@@ -117,7 +117,7 @@ class ParagraphIndexProcessor(BaseIndexProcessor):
         with_keywords: bool = True,
         **kwargs,
     ) -> None:
-        if dataset.indexing_technique == "high_quality":
+        if dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
             vector = Vector(dataset)
             vector.create(documents)
             if multimodal_documents and dataset.is_multimodal:
@@ -155,7 +155,7 @@ class ParagraphIndexProcessor(BaseIndexProcessor):
                 # Delete all summaries for the dataset
                 SummaryIndexService.delete_summaries_for_segments(dataset, None)
 
-        if dataset.indexing_technique == "high_quality":
+        if dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
             vector = Vector(dataset)
             if node_ids:
                 vector.delete_by_ids(node_ids)
@@ -253,12 +253,12 @@ class ParagraphIndexProcessor(BaseIndexProcessor):
             doc_store = DatasetDocumentStore(dataset=dataset, user_id=document.created_by, document_id=document.id)
             # add document segments
             doc_store.add_documents(docs=documents, save_child=False)
-            if dataset.indexing_technique == "high_quality":
+            if dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
                 vector = Vector(dataset)
                 vector.create(documents)
                 if all_multimodal_documents and dataset.is_multimodal:
                     vector.create_multimodal(all_multimodal_documents)
-            elif dataset.indexing_technique == "economy":
+            elif dataset.indexing_technique == IndexTechniqueType.ECONOMY:
                 keyword = Keyword(dataset)
                 keyword.add_texts(documents)
 
diff --git a/api/core/rag/index_processor/processor/parent_child_index_processor.py b/api/core/rag/index_processor/processor/parent_child_index_processor.py
index df0761ca73..70504e6e50 100644
--- a/api/core/rag/index_processor/processor/parent_child_index_processor.py
+++ b/api/core/rag/index_processor/processor/parent_child_index_processor.py
@@ -18,7 +18,7 @@ from core.rag.docstore.dataset_docstore import DatasetDocumentStore
 from core.rag.extractor.entity.extract_setting import ExtractSetting
 from core.rag.extractor.extract_processor import ExtractProcessor
 from core.rag.index_processor.constant.doc_type import DocType
-from core.rag.index_processor.constant.index_type import IndexStructureType
+from core.rag.index_processor.constant.index_type import IndexStructureType, IndexTechniqueType
 from core.rag.index_processor.index_processor_base import BaseIndexProcessor, SummaryIndexSettingDict
 from core.rag.models.document import AttachmentDocument, ChildDocument, Document, ParentChildStructureChunk
 from core.rag.retrieval.retrieval_methods import RetrievalMethod
@@ -128,7 +128,7 @@ class ParentChildIndexProcessor(BaseIndexProcessor):
         with_keywords: bool = True,
         **kwargs,
     ) -> None:
-        if dataset.indexing_technique == "high_quality":
+        if dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
             vector = Vector(dataset)
             for document in documents:
                 child_documents = document.children
@@ -166,7 +166,7 @@ class ParentChildIndexProcessor(BaseIndexProcessor):
                 # Delete all summaries for the dataset
                 SummaryIndexService.delete_summaries_for_segments(dataset, None)
 
-        if dataset.indexing_technique == "high_quality":
+        if dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
             delete_child_chunks = kwargs.get("delete_child_chunks") or False
             precomputed_child_node_ids = kwargs.get("precomputed_child_node_ids")
             vector = Vector(dataset)
@@ -332,7 +332,7 @@ class ParentChildIndexProcessor(BaseIndexProcessor):
             doc_store = DatasetDocumentStore(dataset=dataset, user_id=document.created_by, document_id=document.id)
             # add document segments
             doc_store.add_documents(docs=documents, save_child=True)
-            if dataset.indexing_technique == "high_quality":
+            if dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
                 all_child_documents = []
                 all_multimodal_documents = []
                 for doc in documents:
diff --git a/api/core/rag/index_processor/processor/qa_index_processor.py b/api/core/rag/index_processor/processor/qa_index_processor.py
index 62f88b7760..6874603a83 100644
--- a/api/core/rag/index_processor/processor/qa_index_processor.py
+++ b/api/core/rag/index_processor/processor/qa_index_processor.py
@@ -21,7 +21,7 @@ from core.rag.datasource.vdb.vector_factory import Vector
 from core.rag.docstore.dataset_docstore import DatasetDocumentStore
 from core.rag.extractor.entity.extract_setting import ExtractSetting
 from core.rag.extractor.extract_processor import ExtractProcessor
-from core.rag.index_processor.constant.index_type import IndexStructureType
+from core.rag.index_processor.constant.index_type import IndexStructureType, IndexTechniqueType
 from core.rag.index_processor.index_processor_base import BaseIndexProcessor, SummaryIndexSettingDict
 from core.rag.models.document import AttachmentDocument, Document, QAStructureChunk
 from core.rag.retrieval.retrieval_methods import RetrievalMethod
@@ -141,7 +141,7 @@ class QAIndexProcessor(BaseIndexProcessor):
         with_keywords: bool = True,
         **kwargs,
     ) -> None:
-        if dataset.indexing_technique == "high_quality":
+        if dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
             vector = Vector(dataset)
             vector.create(documents)
             if multimodal_documents and dataset.is_multimodal:
@@ -224,7 +224,7 @@ class QAIndexProcessor(BaseIndexProcessor):
             # save node to document segment
             doc_store = DatasetDocumentStore(dataset=dataset, user_id=document.created_by, document_id=document.id)
             doc_store.add_documents(docs=documents, save_child=False)
-            if dataset.indexing_technique == "high_quality":
+            if dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
                 vector = Vector(dataset)
                 vector.create(documents)
             else:
diff --git a/api/core/rag/retrieval/dataset_retrieval.py b/api/core/rag/retrieval/dataset_retrieval.py
index 78a97f79a5..52061fd93d 100644
--- a/api/core/rag/retrieval/dataset_retrieval.py
+++ b/api/core/rag/retrieval/dataset_retrieval.py
@@ -675,7 +675,7 @@ class DatasetRetrieval:
                     # get top k
                     top_k = retrieval_model_config["top_k"]
                     # get retrieval method
-                    if selected_dataset.indexing_technique == "economy":
+                    if selected_dataset.indexing_technique == IndexTechniqueType.ECONOMY:
                         retrieval_method = RetrievalMethod.KEYWORD_SEARCH
                     else:
                         retrieval_method = retrieval_model_config["search_method"]
@@ -752,7 +752,7 @@ class DatasetRetrieval:
                 "The configured knowledge base list have different indexing technique, please set reranking model."
             )
         index_type = available_datasets[0].indexing_technique
-        if index_type == "high_quality":
+        if index_type == IndexTechniqueType.HIGH_QUALITY:
             embedding_model_check = all(
                 item.embedding_model == available_datasets[0].embedding_model for item in available_datasets
             )
@@ -1068,7 +1068,7 @@ class DatasetRetrieval:
                     else default_retrieval_model
                 )
 
-                if dataset.indexing_technique == "economy":
+                if dataset.indexing_technique == IndexTechniqueType.ECONOMY:
                     # use keyword table query
                     documents = RetrievalService.retrieve(
                         retrieval_method=RetrievalMethod.KEYWORD_SEARCH,
diff --git a/api/core/rag/summary_index/summary_index.py b/api/core/rag/summary_index/summary_index.py
index 31d21dbeee..6f120bd471 100644
--- a/api/core/rag/summary_index/summary_index.py
+++ b/api/core/rag/summary_index/summary_index.py
@@ -2,6 +2,7 @@ import concurrent.futures
 import logging
 
 from core.db.session_factory import session_factory
+from core.rag.index_processor.constant.index_type import IndexTechniqueType
 from core.rag.index_processor.index_processor_base import SummaryIndexSettingDict
 from models.dataset import Dataset, Document, DocumentSegment, DocumentSegmentSummary
 from services.summary_index_service import SummaryIndexService
@@ -21,7 +22,7 @@ class SummaryIndex:
         if is_preview:
             with session_factory.create_session() as session:
                 dataset = session.query(Dataset).filter_by(id=dataset_id).first()
-                if not dataset or dataset.indexing_technique != "high_quality":
+                if not dataset or dataset.indexing_technique != IndexTechniqueType.HIGH_QUALITY:
                     return
 
                 if summary_index_setting is None:
diff --git a/api/core/tools/utils/dataset_retriever/dataset_multi_retriever_tool.py b/api/core/tools/utils/dataset_retriever/dataset_multi_retriever_tool.py
index c2b520fa99..75b923fd8b 100644
--- a/api/core/tools/utils/dataset_retriever/dataset_multi_retriever_tool.py
+++ b/api/core/tools/utils/dataset_retriever/dataset_multi_retriever_tool.py
@@ -8,6 +8,7 @@ from core.callback_handler.index_tool_callback_handler import DatasetIndexToolCa
 from core.model_manager import ModelManager
 from core.rag.datasource.retrieval_service import RetrievalService
 from core.rag.entities.citation_metadata import RetrievalSourceMetadata
+from core.rag.index_processor.constant.index_type import IndexTechniqueType
 from core.rag.models.document import Document as RagDocument
 from core.rag.rerank.rerank_model import RerankModelRunner
 from core.rag.retrieval.retrieval_methods import RetrievalMethod
@@ -169,7 +170,7 @@ class DatasetMultiRetrieverTool(DatasetRetrieverBaseTool):
             # get retrieval model , if the model is not setting , using default
             retrieval_model = dataset.retrieval_model or default_retrieval_model
 
-            if dataset.indexing_technique == "economy":
+            if dataset.indexing_technique == IndexTechniqueType.ECONOMY:
                 # use keyword table query
                 documents = RetrievalService.retrieve(
                     retrieval_method=RetrievalMethod.KEYWORD_SEARCH,
diff --git a/api/core/tools/utils/dataset_retriever/dataset_retriever_tool.py b/api/core/tools/utils/dataset_retriever/dataset_retriever_tool.py
index 429b7e6622..f3d390ed59 100644
--- a/api/core/tools/utils/dataset_retriever/dataset_retriever_tool.py
+++ b/api/core/tools/utils/dataset_retriever/dataset_retriever_tool.py
@@ -8,6 +8,7 @@ from core.rag.data_post_processor.data_post_processor import RerankingModelDict,
 from core.rag.datasource.retrieval_service import RetrievalService
 from core.rag.entities.citation_metadata import RetrievalSourceMetadata
 from core.rag.entities.context_entities import DocumentContext
+from core.rag.index_processor.constant.index_type import IndexTechniqueType
 from core.rag.models.document import Document as RetrievalDocument
 from core.rag.retrieval.dataset_retrieval import DatasetRetrieval
 from core.rag.retrieval.retrieval_methods import RetrievalMethod
@@ -140,7 +141,7 @@ class DatasetRetrieverTool(DatasetRetrieverBaseTool):
             # get retrieval model , if the model is not setting , using default
             retrieval_model = dataset.retrieval_model or default_retrieval_model
             retrieval_resource_list: list[RetrievalSourceMetadata] = []
-            if dataset.indexing_technique == "economy":
+            if dataset.indexing_technique == IndexTechniqueType.ECONOMY:
                 # use keyword table query
                 documents = RetrievalService.retrieve(
                     retrieval_method=RetrievalMethod.KEYWORD_SEARCH,
@@ -173,7 +174,7 @@ class DatasetRetrieverTool(DatasetRetrieverBaseTool):
                 for hit_callback in self.hit_callbacks:
                     hit_callback.on_tool_end(documents)
                 document_score_list = {}
-                if dataset.indexing_technique != "economy":
+                if dataset.indexing_technique != IndexTechniqueType.ECONOMY:
                     for item in documents:
                         if item.metadata is not None and item.metadata.get("score"):
                             document_score_list[item.metadata["doc_id"]] = item.metadata["score"]
diff --git a/api/models/dataset.py b/api/models/dataset.py
index b4fb03a7f4..e323ccfd7f 100644
--- a/api/models/dataset.py
+++ b/api/models/dataset.py
@@ -20,7 +20,7 @@ from sqlalchemy.orm import Mapped, Session, mapped_column
 
 from configs import dify_config
 from core.rag.index_processor.constant.built_in_field import BuiltInField, MetadataDataSource
-from core.rag.index_processor.constant.index_type import IndexStructureType
+from core.rag.index_processor.constant.index_type import IndexStructureType, IndexTechniqueType
 from core.rag.index_processor.constant.query_type import QueryType
 from core.rag.retrieval.retrieval_methods import RetrievalMethod
 from core.tools.signature import sign_upload_file
@@ -137,7 +137,7 @@ class Dataset(Base):
         default=DatasetPermissionEnum.ONLY_ME,
     )
     data_source_type = mapped_column(EnumText(DataSourceType, length=255))
-    indexing_technique: Mapped[str | None] = mapped_column(String(255))
+    indexing_technique: Mapped[IndexTechniqueType | None] = mapped_column(EnumText(IndexTechniqueType, length=255))
     index_struct = mapped_column(LongText, nullable=True)
     created_by = mapped_column(StringUUID, nullable=False)
     created_at: Mapped[datetime] = mapped_column(DateTime, nullable=False, server_default=func.current_timestamp())
diff --git a/api/models/model.py b/api/models/model.py
index dff5b71e7e..68ff37bcaa 100644
--- a/api/models/model.py
+++ b/api/models/model.py
@@ -940,7 +940,9 @@ class AccountTrialAppRecord(Base):
 class ExporleBanner(TypeBase):
     __tablename__ = "exporle_banners"
     __table_args__ = (sa.PrimaryKeyConstraint("id", name="exporler_banner_pkey"),)
-    id: Mapped[str] = mapped_column(StringUUID, default=gen_uuidv4_string, init=False)
+    id: Mapped[str] = mapped_column(
+        StringUUID, insert_default=gen_uuidv4_string, default_factory=gen_uuidv4_string, init=False
+    )
     content: Mapped[dict[str, Any]] = mapped_column(sa.JSON, nullable=False)
     link: Mapped[str] = mapped_column(String(255), nullable=False)
     sort: Mapped[int] = mapped_column(sa.Integer, nullable=False)
@@ -1849,7 +1851,9 @@ class AppAnnotationHitHistory(TypeBase):
         sa.Index("app_annotation_hit_histories_message_idx", "message_id"),
     )
 
-    id: Mapped[str] = mapped_column(StringUUID, default=lambda: str(uuid4()), init=False)
+    id: Mapped[str] = mapped_column(
+        StringUUID, insert_default=lambda: str(uuid4()), default_factory=lambda: str(uuid4()), init=False
+    )
     app_id: Mapped[str] = mapped_column(StringUUID, nullable=False)
     annotation_id: Mapped[str] = mapped_column(StringUUID, nullable=False)
     source: Mapped[str] = mapped_column(LongText, nullable=False)
diff --git a/api/services/dataset_service.py b/api/services/dataset_service.py
index 65e112f1e9..969ca68545 100644
--- a/api/services/dataset_service.py
+++ b/api/services/dataset_service.py
@@ -21,7 +21,7 @@ from core.errors.error import LLMBadRequestError, ProviderTokenNotInitError
 from core.helper.name_generator import generate_incremental_name
 from core.model_manager import ModelManager
 from core.rag.index_processor.constant.built_in_field import BuiltInField
-from core.rag.index_processor.constant.index_type import IndexStructureType
+from core.rag.index_processor.constant.index_type import IndexStructureType, IndexTechniqueType
 from core.rag.retrieval.retrieval_methods import RetrievalMethod
 from dify_graph.file import helpers as file_helpers
 from dify_graph.model_runtime.entities.model_entities import ModelFeature, ModelType
@@ -228,7 +228,7 @@ class DatasetService:
         if db.session.query(Dataset).filter_by(name=name, tenant_id=tenant_id).first():
             raise DatasetNameDuplicateError(f"Dataset with name {name} already exists.")
         embedding_model = None
-        if indexing_technique == "high_quality":
+        if indexing_technique == IndexTechniqueType.HIGH_QUALITY:
             model_manager = ModelManager()
             if embedding_model_provider and embedding_model_name:
                 # check if embedding model setting is valid
@@ -254,7 +254,10 @@ class DatasetService:
                         retrieval_model.reranking_model.reranking_provider_name,
                         retrieval_model.reranking_model.reranking_model_name,
                     )
-        dataset = Dataset(name=name, indexing_technique=indexing_technique)
+        dataset = Dataset(
+            name=name,
+            indexing_technique=IndexTechniqueType(indexing_technique) if indexing_technique else None,
+        )
         # dataset = Dataset(name=name, provider=provider, config=config)
         dataset.description = description
         dataset.created_by = account.id
@@ -349,7 +352,7 @@ class DatasetService:
 
     @staticmethod
     def check_dataset_model_setting(dataset):
-        if dataset.indexing_technique == "high_quality":
+        if dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
             try:
                 model_manager = ModelManager()
                 model_manager.get_model_instance(
@@ -717,13 +720,13 @@ class DatasetService:
         if "indexing_technique" not in data:
             return None
         if dataset.indexing_technique != data["indexing_technique"]:
-            if data["indexing_technique"] == "economy":
+            if data["indexing_technique"] == IndexTechniqueType.ECONOMY:
                 # Remove embedding model configuration for economy mode
                 filtered_data["embedding_model"] = None
                 filtered_data["embedding_model_provider"] = None
                 filtered_data["collection_binding_id"] = None
                 return "remove"
-            elif data["indexing_technique"] == "high_quality":
+            elif data["indexing_technique"] == IndexTechniqueType.HIGH_QUALITY:
                 # Configure embedding model for high quality mode
                 DatasetService._configure_embedding_model_for_high_quality(data, filtered_data)
                 return "add"
@@ -953,8 +956,8 @@ class DatasetService:
         dataset = session.merge(dataset)
         if not has_published:
             dataset.chunk_structure = knowledge_configuration.chunk_structure
-            dataset.indexing_technique = knowledge_configuration.indexing_technique
-            if knowledge_configuration.indexing_technique == "high_quality":
+            dataset.indexing_technique = IndexTechniqueType(knowledge_configuration.indexing_technique)
+            if knowledge_configuration.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
                 model_manager = ModelManager()
                 embedding_model = model_manager.get_model_instance(
                     tenant_id=current_user.current_tenant_id,  # ignore type error
@@ -976,7 +979,7 @@ class DatasetService:
                     embedding_model_name,
                 )
                 dataset.collection_binding_id = dataset_collection_binding.id
-            elif knowledge_configuration.indexing_technique == "economy":
+            elif knowledge_configuration.indexing_technique == IndexTechniqueType.ECONOMY:
                 dataset.keyword_number = knowledge_configuration.keyword_number
             else:
                 raise ValueError("Invalid index method")
@@ -991,9 +994,9 @@ class DatasetService:
             action = None
             if dataset.indexing_technique != knowledge_configuration.indexing_technique:
                 # if update indexing_technique
-                if knowledge_configuration.indexing_technique == "economy":
+                if knowledge_configuration.indexing_technique == IndexTechniqueType.ECONOMY:
                     raise ValueError("Knowledge base indexing technique is not allowed to be updated to economy.")
-                elif knowledge_configuration.indexing_technique == "high_quality":
+                elif knowledge_configuration.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
                     action = "add"
                     # get embedding model setting
                     try:
@@ -1018,7 +1021,7 @@ class DatasetService:
                         )
                         dataset.is_multimodal = is_multimodal
                         dataset.collection_binding_id = dataset_collection_binding.id
-                        dataset.indexing_technique = knowledge_configuration.indexing_technique
+                        dataset.indexing_technique = IndexTechniqueType(knowledge_configuration.indexing_technique)
                     except LLMBadRequestError:
                         raise ValueError(
                             "No Embedding Model available. Please configure a valid provider "
@@ -1029,7 +1032,7 @@ class DatasetService:
             else:
                 # add default plugin id to both setting sets, to make sure the plugin model provider is consistent
                 # Skip embedding model checks if not provided in the update request
-                if dataset.indexing_technique == "high_quality":
+                if dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
                     skip_embedding_update = False
                     try:
                         # Handle existing model provider
@@ -1089,7 +1092,7 @@ class DatasetService:
                         )
                     except ProviderTokenNotInitError as ex:
                         raise ValueError(ex.description)
-                elif dataset.indexing_technique == "economy":
+                elif dataset.indexing_technique == IndexTechniqueType.ECONOMY:
                     if dataset.keyword_number != knowledge_configuration.keyword_number:
                         dataset.keyword_number = knowledge_configuration.keyword_number
             dataset.retrieval_model = knowledge_configuration.retrieval_model.model_dump()
@@ -1907,8 +1910,8 @@ class DocumentService:
             if knowledge_config.indexing_technique not in Dataset.INDEXING_TECHNIQUE_LIST:
                 raise ValueError("Indexing technique is invalid")
 
-            dataset.indexing_technique = knowledge_config.indexing_technique
-            if knowledge_config.indexing_technique == "high_quality":
+            dataset.indexing_technique = IndexTechniqueType(knowledge_config.indexing_technique)
+            if knowledge_config.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
                 model_manager = ModelManager()
                 if knowledge_config.embedding_model and knowledge_config.embedding_model_provider:
                     dataset_embedding_model = knowledge_config.embedding_model
@@ -2689,7 +2692,7 @@ class DocumentService:
 
         dataset_collection_binding_id = None
         retrieval_model = None
-        if knowledge_config.indexing_technique == "high_quality":
+        if knowledge_config.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
             assert knowledge_config.embedding_model_provider
             assert knowledge_config.embedding_model
             dataset_collection_binding = DatasetCollectionBindingService.get_dataset_collection_binding(
@@ -2712,7 +2715,7 @@ class DocumentService:
             tenant_id=tenant_id,
             name="",
             data_source_type=knowledge_config.data_source.info_list.data_source_type,
-            indexing_technique=knowledge_config.indexing_technique,
+            indexing_technique=IndexTechniqueType(knowledge_config.indexing_technique),
             created_by=account.id,
             embedding_model=knowledge_config.embedding_model,
             embedding_model_provider=knowledge_config.embedding_model_provider,
@@ -3125,7 +3128,7 @@ class SegmentService:
         doc_id = str(uuid.uuid4())
         segment_hash = helper.generate_text_hash(content)
         tokens = 0
-        if dataset.indexing_technique == "high_quality":
+        if dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
             model_manager = ModelManager()
             embedding_model = model_manager.get_model_instance(
                 tenant_id=current_user.current_tenant_id,
@@ -3208,7 +3211,7 @@ class SegmentService:
         try:
             with redis_client.lock(lock_name, timeout=600):
                 embedding_model = None
-                if dataset.indexing_technique == "high_quality":
+                if dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
                     model_manager = ModelManager()
                     embedding_model = model_manager.get_model_instance(
                         tenant_id=current_user.current_tenant_id,
@@ -3230,7 +3233,7 @@ class SegmentService:
                     doc_id = str(uuid.uuid4())
                     segment_hash = helper.generate_text_hash(content)
                     tokens = 0
-                    if dataset.indexing_technique == "high_quality" and embedding_model:
+                    if dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY and embedding_model:
                         # calc embedding use tokens
                         if document.doc_form == IndexStructureType.QA_INDEX:
                             tokens = embedding_model.get_text_embedding_num_tokens(
@@ -3345,7 +3348,7 @@ class SegmentService:
                 if document.doc_form == IndexStructureType.PARENT_CHILD_INDEX and args.regenerate_child_chunks:
                     # regenerate child chunks
                     # get embedding model instance
-                    if dataset.indexing_technique == "high_quality":
+                    if dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
                         # check embedding model setting
                         model_manager = ModelManager()
 
@@ -3382,7 +3385,7 @@ class SegmentService:
                     # When user manually provides summary, allow saving even if summary_index_setting doesn't exist
                     # summary_index_setting is only needed for LLM generation, not for manual summary vectorization
                     # Vectorization uses dataset.embedding_model, which doesn't require summary_index_setting
-                    if dataset.indexing_technique == "high_quality":
+                    if dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
                         # Query existing summary from database
                         from models.dataset import DocumentSegmentSummary
 
@@ -3409,7 +3412,7 @@ class SegmentService:
             else:
                 segment_hash = helper.generate_text_hash(content)
                 tokens = 0
-                if dataset.indexing_technique == "high_quality":
+                if dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
                     model_manager = ModelManager()
                     embedding_model = model_manager.get_model_instance(
                         tenant_id=current_user.current_tenant_id,
@@ -3449,7 +3452,7 @@ class SegmentService:
                 db.session.commit()
                 if document.doc_form == IndexStructureType.PARENT_CHILD_INDEX and args.regenerate_child_chunks:
                     # get embedding model instance
-                    if dataset.indexing_technique == "high_quality":
+                    if dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
                         # check embedding model setting
                         model_manager = ModelManager()
 
@@ -3481,7 +3484,7 @@ class SegmentService:
                     # update segment vector index
                     VectorService.update_segment_vector(args.keywords, segment, dataset)
                 # Handle summary index when content changed
-                if dataset.indexing_technique == "high_quality":
+                if dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
                     from models.dataset import DocumentSegmentSummary
 
                     existing_summary = (
diff --git a/api/services/rag_pipeline/rag_pipeline_dsl_service.py b/api/services/rag_pipeline/rag_pipeline_dsl_service.py
index deb59da8d3..fd66d55c1a 100644
--- a/api/services/rag_pipeline/rag_pipeline_dsl_service.py
+++ b/api/services/rag_pipeline/rag_pipeline_dsl_service.py
@@ -22,6 +22,7 @@ from sqlalchemy.orm import Session
 from core.helper import ssrf_proxy
 from core.helper.name_generator import generate_incremental_name
 from core.plugin.entities.plugin import PluginDependency
+from core.rag.index_processor.constant.index_type import IndexTechniqueType
 from core.workflow.nodes.datasource.entities import DatasourceNodeData
 from core.workflow.nodes.knowledge_index import KNOWLEDGE_INDEX_NODE_TYPE
 from core.workflow.nodes.knowledge_retrieval.entities import KnowledgeRetrievalNodeData
@@ -311,13 +312,13 @@ class RagPipelineDslService:
                                 "icon_background": icon_background,
                                 "icon_url": icon_url,
                             },
-                            indexing_technique=knowledge_configuration.indexing_technique,
+                            indexing_technique=IndexTechniqueType(knowledge_configuration.indexing_technique),
                             created_by=account.id,
                             retrieval_model=knowledge_configuration.retrieval_model.model_dump(),
                             runtime_mode=DatasetRuntimeMode.RAG_PIPELINE,
                             chunk_structure=knowledge_configuration.chunk_structure,
                         )
-                    if knowledge_configuration.indexing_technique == "high_quality":
+                    if knowledge_configuration.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
                         dataset_collection_binding = (
                             self._session.query(DatasetCollectionBinding)
                             .where(
@@ -343,7 +344,7 @@ class RagPipelineDslService:
                         dataset.collection_binding_id = dataset_collection_binding_id
                         dataset.embedding_model = knowledge_configuration.embedding_model
                         dataset.embedding_model_provider = knowledge_configuration.embedding_model_provider
-                    elif knowledge_configuration.indexing_technique == "economy":
+                    elif knowledge_configuration.indexing_technique == IndexTechniqueType.ECONOMY:
                         dataset.keyword_number = knowledge_configuration.keyword_number
                     # Update summary_index_setting if provided
                     if knowledge_configuration.summary_index_setting is not None:
@@ -443,18 +444,18 @@ class RagPipelineDslService:
                                 "icon_background": icon_background,
                                 "icon_url": icon_url,
                             },
-                            indexing_technique=knowledge_configuration.indexing_technique,
+                            indexing_technique=IndexTechniqueType(knowledge_configuration.indexing_technique),
                             created_by=account.id,
                             retrieval_model=knowledge_configuration.retrieval_model.model_dump(),
                             runtime_mode=DatasetRuntimeMode.RAG_PIPELINE,
                             chunk_structure=knowledge_configuration.chunk_structure,
                         )
                     else:
-                        dataset.indexing_technique = knowledge_configuration.indexing_technique
+                        dataset.indexing_technique = IndexTechniqueType(knowledge_configuration.indexing_technique)
                         dataset.retrieval_model = knowledge_configuration.retrieval_model.model_dump()
                         dataset.runtime_mode = DatasetRuntimeMode.RAG_PIPELINE
                         dataset.chunk_structure = knowledge_configuration.chunk_structure
-                    if knowledge_configuration.indexing_technique == "high_quality":
+                    if knowledge_configuration.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
                         dataset_collection_binding = (
                             self._session.query(DatasetCollectionBinding)
                             .where(
@@ -480,7 +481,7 @@ class RagPipelineDslService:
                         dataset.collection_binding_id = dataset_collection_binding_id
                         dataset.embedding_model = knowledge_configuration.embedding_model
                         dataset.embedding_model_provider = knowledge_configuration.embedding_model_provider
-                    elif knowledge_configuration.indexing_technique == "economy":
+                    elif knowledge_configuration.indexing_technique == IndexTechniqueType.ECONOMY:
                         dataset.keyword_number = knowledge_configuration.keyword_number
                     # Update summary_index_setting if provided
                     if knowledge_configuration.summary_index_setting is not None:
@@ -772,7 +773,7 @@ class RagPipelineDslService:
                         )
                     case _ if typ == KNOWLEDGE_INDEX_NODE_TYPE:
                         knowledge_index_entity = KnowledgeConfiguration.model_validate(node["data"])
-                        if knowledge_index_entity.indexing_technique == "high_quality":
+                        if knowledge_index_entity.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
                             if knowledge_index_entity.embedding_model_provider:
                                 dependencies.append(
                                     DependenciesAnalysisService.analyze_model_provider_dependency(
diff --git a/api/services/rag_pipeline/rag_pipeline_transform_service.py b/api/services/rag_pipeline/rag_pipeline_transform_service.py
index 7dcfecdd1d..215a8c8528 100644
--- a/api/services/rag_pipeline/rag_pipeline_transform_service.py
+++ b/api/services/rag_pipeline/rag_pipeline_transform_service.py
@@ -9,7 +9,7 @@ from flask_login import current_user
 
 from constants import DOCUMENT_EXTENSIONS
 from core.plugin.impl.plugin import PluginInstaller
-from core.rag.index_processor.constant.index_type import IndexStructureType
+from core.rag.index_processor.constant.index_type import IndexStructureType, IndexTechniqueType
 from core.rag.retrieval.retrieval_methods import RetrievalMethod
 from extensions.ext_database import db
 from factories import variable_factory
@@ -105,29 +105,29 @@ class RagPipelineTransformService:
         if doc_form == IndexStructureType.PARAGRAPH_INDEX:
             match datasource_type:
                 case DataSourceType.UPLOAD_FILE:
-                    if indexing_technique == "high_quality":
+                    if indexing_technique == IndexTechniqueType.HIGH_QUALITY:
                         # get graph from transform.file-general-high-quality.yml
                         with open(f"{Path(__file__).parent}/transform/file-general-high-quality.yml") as f:
                             pipeline_yaml = yaml.safe_load(f)
-                    if indexing_technique == "economy":
+                    if indexing_technique == IndexTechniqueType.ECONOMY:
                         # get graph from transform.file-general-economy.yml
                         with open(f"{Path(__file__).parent}/transform/file-general-economy.yml") as f:
                             pipeline_yaml = yaml.safe_load(f)
                 case DataSourceType.NOTION_IMPORT:
-                    if indexing_technique == "high_quality":
+                    if indexing_technique == IndexTechniqueType.HIGH_QUALITY:
                         # get graph from transform.notion-general-high-quality.yml
                         with open(f"{Path(__file__).parent}/transform/notion-general-high-quality.yml") as f:
                             pipeline_yaml = yaml.safe_load(f)
-                    if indexing_technique == "economy":
+                    if indexing_technique == IndexTechniqueType.ECONOMY:
                         # get graph from transform.notion-general-economy.yml
                         with open(f"{Path(__file__).parent}/transform/notion-general-economy.yml") as f:
                             pipeline_yaml = yaml.safe_load(f)
                 case DataSourceType.WEBSITE_CRAWL:
-                    if indexing_technique == "high_quality":
+                    if indexing_technique == IndexTechniqueType.HIGH_QUALITY:
                         # get graph from transform.website-crawl-general-high-quality.yml
                         with open(f"{Path(__file__).parent}/transform/website-crawl-general-high-quality.yml") as f:
                             pipeline_yaml = yaml.safe_load(f)
-                    if indexing_technique == "economy":
+                    if indexing_technique == IndexTechniqueType.ECONOMY:
                         # get graph from transform.website-crawl-general-economy.yml
                         with open(f"{Path(__file__).parent}/transform/website-crawl-general-economy.yml") as f:
                             pipeline_yaml = yaml.safe_load(f)
@@ -170,11 +170,11 @@ class RagPipelineTransformService:
     ):
         knowledge_configuration_dict = node.get("data", {})
 
-        if indexing_technique == "high_quality":
+        if indexing_technique == IndexTechniqueType.HIGH_QUALITY:
             knowledge_configuration.embedding_model = dataset.embedding_model
             knowledge_configuration.embedding_model_provider = dataset.embedding_model_provider
         if retrieval_model:
-            if indexing_technique == "economy":
+            if indexing_technique == IndexTechniqueType.ECONOMY:
                 retrieval_model.search_method = RetrievalMethod.KEYWORD_SEARCH
             knowledge_configuration.retrieval_model = retrieval_model
         else:
diff --git a/api/services/summary_index_service.py b/api/services/summary_index_service.py
index 943dfc972b..ed7a33feae 100644
--- a/api/services/summary_index_service.py
+++ b/api/services/summary_index_service.py
@@ -12,6 +12,7 @@ from core.db.session_factory import session_factory
 from core.model_manager import ModelManager
 from core.rag.datasource.vdb.vector_factory import Vector
 from core.rag.index_processor.constant.doc_type import DocType
+from core.rag.index_processor.constant.index_type import IndexTechniqueType
 from core.rag.index_processor.index_processor_base import SummaryIndexSettingDict
 from core.rag.models.document import Document
 from dify_graph.model_runtime.entities.llm_entities import LLMUsage
@@ -140,7 +141,7 @@ class SummaryIndexService:
             session: Optional SQLAlchemy session. If provided, uses this session instead of creating a new one.
                     If not provided, creates a new session and commits automatically.
         """
-        if dataset.indexing_technique != "high_quality":
+        if dataset.indexing_technique != IndexTechniqueType.HIGH_QUALITY:
             logger.warning(
                 "Summary vectorization skipped for dataset %s: indexing_technique is not high_quality",
                 dataset.id,
@@ -724,7 +725,7 @@ class SummaryIndexService:
             List of created DocumentSegmentSummary instances
         """
         # Only generate summary index for high_quality indexing technique
-        if dataset.indexing_technique != "high_quality":
+        if dataset.indexing_technique != IndexTechniqueType.HIGH_QUALITY:
             logger.info(
                 "Skipping summary generation for dataset %s: indexing_technique is %s, not 'high_quality'",
                 dataset.id,
@@ -851,7 +852,7 @@ class SummaryIndexService:
             )
 
             # Remove from vector database (but keep records)
-            if dataset.indexing_technique == "high_quality":
+            if dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
                 summary_node_ids = [s.summary_index_node_id for s in summaries if s.summary_index_node_id]
                 if summary_node_ids:
                     try:
@@ -889,7 +890,7 @@ class SummaryIndexService:
             segment_ids: List of segment IDs to enable summaries for. If None, enable all.
         """
         # Only enable summary index for high_quality indexing technique
-        if dataset.indexing_technique != "high_quality":
+        if dataset.indexing_technique != IndexTechniqueType.HIGH_QUALITY:
             return
 
         with session_factory.create_session() as session:
@@ -981,7 +982,7 @@ class SummaryIndexService:
                 return
 
             # Delete from vector database
-            if dataset.indexing_technique == "high_quality":
+            if dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
                 summary_node_ids = [s.summary_index_node_id for s in summaries if s.summary_index_node_id]
                 if summary_node_ids:
                     vector = Vector(dataset)
@@ -1012,7 +1013,7 @@ class SummaryIndexService:
             Updated DocumentSegmentSummary instance, or None if indexing technique is not high_quality
         """
         # Only update summary index for high_quality indexing technique
-        if dataset.indexing_technique != "high_quality":
+        if dataset.indexing_technique != IndexTechniqueType.HIGH_QUALITY:
             return None
 
         # When user manually provides summary, allow saving even if summary_index_setting doesn't exist
diff --git a/api/services/vector_service.py b/api/services/vector_service.py
index b66fdd7a20..bb94a03ba3 100644
--- a/api/services/vector_service.py
+++ b/api/services/vector_service.py
@@ -4,7 +4,7 @@ from core.model_manager import ModelInstance, ModelManager
 from core.rag.datasource.keyword.keyword_factory import Keyword
 from core.rag.datasource.vdb.vector_factory import Vector
 from core.rag.index_processor.constant.doc_type import DocType
-from core.rag.index_processor.constant.index_type import IndexStructureType
+from core.rag.index_processor.constant.index_type import IndexStructureType, IndexTechniqueType
 from core.rag.index_processor.index_processor_base import BaseIndexProcessor
 from core.rag.index_processor.index_processor_factory import IndexProcessorFactory
 from core.rag.models.document import AttachmentDocument, Document
@@ -45,7 +45,7 @@ class VectorService:
                 if not processing_rule:
                     raise ValueError("No processing rule found.")
                 # get embedding model instance
-                if dataset.indexing_technique == "high_quality":
+                if dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
                     # check embedding model setting
                     model_manager = ModelManager()
 
@@ -112,7 +112,7 @@ class VectorService:
                 "dataset_id": segment.dataset_id,
             },
         )
-        if dataset.indexing_technique == "high_quality":
+        if dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
             # update vector index
             vector = Vector(dataset=dataset)
             vector.delete_by_ids([segment.index_node_id])
@@ -197,7 +197,7 @@ class VectorService:
                 "dataset_id": child_segment.dataset_id,
             },
         )
-        if dataset.indexing_technique == "high_quality":
+        if dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
             # save vector index
             vector = Vector(dataset=dataset)
             vector.add_texts([child_document], duplicate_check=True)
@@ -237,7 +237,7 @@ class VectorService:
             delete_node_ids.append(update_child_chunk.index_node_id)
         for delete_child_chunk in delete_child_chunks:
             delete_node_ids.append(delete_child_chunk.index_node_id)
-        if dataset.indexing_technique == "high_quality":
+        if dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
             # update vector index
             vector = Vector(dataset=dataset)
             if delete_node_ids:
@@ -252,7 +252,7 @@ class VectorService:
 
     @classmethod
     def update_multimodel_vector(cls, segment: DocumentSegment, attachment_ids: list[str], dataset: Dataset):
-        if dataset.indexing_technique != "high_quality":
+        if dataset.indexing_technique != IndexTechniqueType.HIGH_QUALITY:
             return
 
         attachments = segment.attachments
diff --git a/api/tasks/annotation/add_annotation_to_index_task.py b/api/tasks/annotation/add_annotation_to_index_task.py
index a9a8b892c2..dafa36cc34 100644
--- a/api/tasks/annotation/add_annotation_to_index_task.py
+++ b/api/tasks/annotation/add_annotation_to_index_task.py
@@ -5,6 +5,7 @@ import click
 from celery import shared_task
 
 from core.rag.datasource.vdb.vector_factory import Vector
+from core.rag.index_processor.constant.index_type import IndexTechniqueType
 from core.rag.models.document import Document
 from models.dataset import Dataset
 from services.dataset_service import DatasetCollectionBindingService
@@ -36,7 +37,7 @@ def add_annotation_to_index_task(
         dataset = Dataset(
             id=app_id,
             tenant_id=tenant_id,
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
             embedding_model_provider=dataset_collection_binding.provider_name,
             embedding_model=dataset_collection_binding.model_name,
             collection_binding_id=dataset_collection_binding.id,
diff --git a/api/tasks/annotation/batch_import_annotations_task.py b/api/tasks/annotation/batch_import_annotations_task.py
index fc6bf03454..c734e1321b 100644
--- a/api/tasks/annotation/batch_import_annotations_task.py
+++ b/api/tasks/annotation/batch_import_annotations_task.py
@@ -7,6 +7,7 @@ from werkzeug.exceptions import NotFound
 
 from core.db.session_factory import session_factory
 from core.rag.datasource.vdb.vector_factory import Vector
+from core.rag.index_processor.constant.index_type import IndexTechniqueType
 from core.rag.models.document import Document
 from extensions.ext_redis import redis_client
 from models.dataset import Dataset
@@ -67,7 +68,7 @@ def batch_import_annotations_task(job_id: str, content_list: list[dict], app_id:
                     dataset = Dataset(
                         id=app_id,
                         tenant_id=tenant_id,
-                        indexing_technique="high_quality",
+                        indexing_technique=IndexTechniqueType.HIGH_QUALITY,
                         embedding_model_provider=dataset_collection_binding.provider_name,
                         embedding_model=dataset_collection_binding.model_name,
                         collection_binding_id=dataset_collection_binding.id,
diff --git a/api/tasks/annotation/delete_annotation_index_task.py b/api/tasks/annotation/delete_annotation_index_task.py
index 432732af95..c9aa8fadb7 100644
--- a/api/tasks/annotation/delete_annotation_index_task.py
+++ b/api/tasks/annotation/delete_annotation_index_task.py
@@ -5,6 +5,7 @@ import click
 from celery import shared_task
 
 from core.rag.datasource.vdb.vector_factory import Vector
+from core.rag.index_processor.constant.index_type import IndexTechniqueType
 from models.dataset import Dataset
 from services.dataset_service import DatasetCollectionBindingService
 
@@ -26,7 +27,7 @@ def delete_annotation_index_task(annotation_id: str, app_id: str, tenant_id: str
         dataset = Dataset(
             id=app_id,
             tenant_id=tenant_id,
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
             collection_binding_id=dataset_collection_binding.id,
         )
 
diff --git a/api/tasks/annotation/disable_annotation_reply_task.py b/api/tasks/annotation/disable_annotation_reply_task.py
index 7b5cd46b00..41cf7ccbf6 100644
--- a/api/tasks/annotation/disable_annotation_reply_task.py
+++ b/api/tasks/annotation/disable_annotation_reply_task.py
@@ -7,6 +7,7 @@ from sqlalchemy import exists, select
 
 from core.db.session_factory import session_factory
 from core.rag.datasource.vdb.vector_factory import Vector
+from core.rag.index_processor.constant.index_type import IndexTechniqueType
 from extensions.ext_redis import redis_client
 from models.dataset import Dataset
 from models.model import App, AppAnnotationSetting, MessageAnnotation
@@ -44,7 +45,7 @@ def disable_annotation_reply_task(job_id: str, app_id: str, tenant_id: str):
             dataset = Dataset(
                 id=app_id,
                 tenant_id=tenant_id,
-                indexing_technique="high_quality",
+                indexing_technique=IndexTechniqueType.HIGH_QUALITY,
                 collection_binding_id=app_annotation_setting.collection_binding_id,
             )
 
diff --git a/api/tasks/annotation/enable_annotation_reply_task.py b/api/tasks/annotation/enable_annotation_reply_task.py
index 1fe43c3d62..2c07fe0f31 100644
--- a/api/tasks/annotation/enable_annotation_reply_task.py
+++ b/api/tasks/annotation/enable_annotation_reply_task.py
@@ -7,6 +7,7 @@ from sqlalchemy import select
 
 from core.db.session_factory import session_factory
 from core.rag.datasource.vdb.vector_factory import Vector
+from core.rag.index_processor.constant.index_type import IndexTechniqueType
 from core.rag.models.document import Document
 from extensions.ext_redis import redis_client
 from libs.datetime_utils import naive_utc_now
@@ -64,7 +65,7 @@ def enable_annotation_reply_task(
                         old_dataset = Dataset(
                             id=app_id,
                             tenant_id=tenant_id,
-                            indexing_technique="high_quality",
+                            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
                             embedding_model_provider=old_dataset_collection_binding.provider_name,
                             embedding_model=old_dataset_collection_binding.model_name,
                             collection_binding_id=old_dataset_collection_binding.id,
@@ -93,7 +94,7 @@ def enable_annotation_reply_task(
             dataset = Dataset(
                 id=app_id,
                 tenant_id=tenant_id,
-                indexing_technique="high_quality",
+                indexing_technique=IndexTechniqueType.HIGH_QUALITY,
                 embedding_model_provider=embedding_provider_name,
                 embedding_model=embedding_model_name,
                 collection_binding_id=dataset_collection_binding.id,
diff --git a/api/tasks/annotation/update_annotation_to_index_task.py b/api/tasks/annotation/update_annotation_to_index_task.py
index 6ff34c0e74..f41da1d373 100644
--- a/api/tasks/annotation/update_annotation_to_index_task.py
+++ b/api/tasks/annotation/update_annotation_to_index_task.py
@@ -5,6 +5,7 @@ import click
 from celery import shared_task
 
 from core.rag.datasource.vdb.vector_factory import Vector
+from core.rag.index_processor.constant.index_type import IndexTechniqueType
 from core.rag.models.document import Document
 from models.dataset import Dataset
 from services.dataset_service import DatasetCollectionBindingService
@@ -37,7 +38,7 @@ def update_annotation_to_index_task(
         dataset = Dataset(
             id=app_id,
             tenant_id=tenant_id,
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
             embedding_model_provider=dataset_collection_binding.provider_name,
             embedding_model=dataset_collection_binding.model_name,
             collection_binding_id=dataset_collection_binding.id,
diff --git a/api/tasks/batch_create_segment_to_index_task.py b/api/tasks/batch_create_segment_to_index_task.py
index 7f810129ef..dd58378e0e 100644
--- a/api/tasks/batch_create_segment_to_index_task.py
+++ b/api/tasks/batch_create_segment_to_index_task.py
@@ -11,7 +11,7 @@ from sqlalchemy import func
 
 from core.db.session_factory import session_factory
 from core.model_manager import ModelManager
-from core.rag.index_processor.constant.index_type import IndexStructureType
+from core.rag.index_processor.constant.index_type import IndexStructureType, IndexTechniqueType
 from dify_graph.model_runtime.entities.model_entities import ModelType
 from extensions.ext_redis import redis_client
 from extensions.ext_storage import storage
@@ -120,7 +120,7 @@ def batch_create_segment_to_index_task(
 
     document_segments = []
     embedding_model = None
-    if dataset_config["indexing_technique"] == "high_quality":
+    if dataset_config["indexing_technique"] == IndexTechniqueType.HIGH_QUALITY:
         model_manager = ModelManager()
         embedding_model = model_manager.get_model_instance(
             tenant_id=dataset_config["tenant_id"],
diff --git a/api/tasks/document_indexing_task.py b/api/tasks/document_indexing_task.py
index b5794e33e2..23a80fa106 100644
--- a/api/tasks/document_indexing_task.py
+++ b/api/tasks/document_indexing_task.py
@@ -10,7 +10,7 @@ from configs import dify_config
 from core.db.session_factory import session_factory
 from core.entities.document_task import DocumentTask
 from core.indexing_runner import DocumentIsPausedError, IndexingRunner
-from core.rag.index_processor.constant.index_type import IndexStructureType
+from core.rag.index_processor.constant.index_type import IndexStructureType, IndexTechniqueType
 from core.rag.pipeline.queue import TenantIsolatedTaskQueue
 from enums.cloud_plan import CloudPlan
 from libs.datetime_utils import naive_utc_now
@@ -127,7 +127,7 @@ def _document_indexing(dataset_id: str, document_ids: Sequence[str]):
                 logger.warning("Dataset %s not found after indexing", dataset_id)
                 return
 
-            if dataset.indexing_technique == "high_quality":
+            if dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY:
                 summary_index_setting = dataset.summary_index_setting
                 if summary_index_setting and summary_index_setting.get("enable"):
                     # expire all session to get latest document's indexing status
diff --git a/api/tasks/generate_summary_index_task.py b/api/tasks/generate_summary_index_task.py
index 6493833edc..e3d82d2851 100644
--- a/api/tasks/generate_summary_index_task.py
+++ b/api/tasks/generate_summary_index_task.py
@@ -7,6 +7,7 @@ import click
 from celery import shared_task
 
 from core.db.session_factory import session_factory
+from core.rag.index_processor.constant.index_type import IndexTechniqueType
 from models.dataset import Dataset, DocumentSegment
 from models.dataset import Document as DatasetDocument
 from services.summary_index_service import SummaryIndexService
@@ -59,7 +60,7 @@ def generate_summary_index_task(dataset_id: str, document_id: str, segment_ids:
                 return
 
             # Only generate summary index for high_quality indexing technique
-            if dataset.indexing_technique != "high_quality":
+            if dataset.indexing_technique != IndexTechniqueType.HIGH_QUALITY:
                 logger.info(
                     click.style(
                         f"Skipping summary generation for dataset {dataset_id}: "
diff --git a/api/tasks/regenerate_summary_index_task.py b/api/tasks/regenerate_summary_index_task.py
index ac5d23408a..6f490ab7ea 100644
--- a/api/tasks/regenerate_summary_index_task.py
+++ b/api/tasks/regenerate_summary_index_task.py
@@ -9,7 +9,7 @@ from celery import shared_task
 from sqlalchemy import or_, select
 
 from core.db.session_factory import session_factory
-from core.rag.index_processor.constant.index_type import IndexStructureType
+from core.rag.index_processor.constant.index_type import IndexStructureType, IndexTechniqueType
 from models.dataset import Dataset, DocumentSegment, DocumentSegmentSummary
 from models.dataset import Document as DatasetDocument
 from services.summary_index_service import SummaryIndexService
@@ -53,7 +53,7 @@ def regenerate_summary_index_task(
                 return
 
             # Only regenerate summary index for high_quality indexing technique
-            if dataset.indexing_technique != "high_quality":
+            if dataset.indexing_technique != IndexTechniqueType.HIGH_QUALITY:
                 logger.info(
                     click.style(
                         f"Skipping summary regeneration for dataset {dataset_id}: "
diff --git a/api/tests/test_containers_integration_tests/core/rag/retrieval/test_dataset_retrieval_integration.py b/api/tests/test_containers_integration_tests/core/rag/retrieval/test_dataset_retrieval_integration.py
index ea8d04502a..00d7496a40 100644
--- a/api/tests/test_containers_integration_tests/core/rag/retrieval/test_dataset_retrieval_integration.py
+++ b/api/tests/test_containers_integration_tests/core/rag/retrieval/test_dataset_retrieval_integration.py
@@ -4,7 +4,7 @@ from unittest.mock import patch
 import pytest
 from faker import Faker
 
-from core.rag.index_processor.constant.index_type import IndexStructureType
+from core.rag.index_processor.constant.index_type import IndexStructureType, IndexTechniqueType
 from core.rag.retrieval.dataset_retrieval import DatasetRetrieval
 from core.workflow.nodes.knowledge_retrieval.retrieval import KnowledgeRetrievalRequest
 from models.dataset import Dataset, Document
@@ -39,7 +39,7 @@ class TestGetAvailableDatasetsIntegration:
             provider="dify",
             data_source_type=DataSourceType.UPLOAD_FILE,
             created_by=account.id,
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
         )
         db_session_with_containers.add(dataset)
         db_session_with_containers.flush()
@@ -460,7 +460,7 @@ class TestKnowledgeRetrievalIntegration:
             provider="dify",
             data_source_type=DataSourceType.UPLOAD_FILE,
             created_by=account.id,
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
         )
         db_session_with_containers.add(dataset)
 
diff --git a/api/tests/test_containers_integration_tests/services/dataset_service_update_delete.py b/api/tests/test_containers_integration_tests/services/dataset_service_update_delete.py
index 6b35f867d7..02c3d1a80e 100644
--- a/api/tests/test_containers_integration_tests/services/dataset_service_update_delete.py
+++ b/api/tests/test_containers_integration_tests/services/dataset_service_update_delete.py
@@ -13,6 +13,7 @@ import pytest
 from sqlalchemy.orm import Session
 from werkzeug.exceptions import NotFound
 
+from core.rag.index_processor.constant.index_type import IndexTechniqueType
 from models import Account, Tenant, TenantAccountJoin, TenantAccountRole
 from models.dataset import AppDatasetJoin, Dataset, DatasetPermissionEnum
 from models.enums import DataSourceType
@@ -74,7 +75,7 @@ class DatasetUpdateDeleteTestDataFactory:
             name=name,
             description="Test description",
             data_source_type=DataSourceType.UPLOAD_FILE,
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
             created_by=created_by,
             permission=permission,
             provider="vendor",
diff --git a/api/tests/test_containers_integration_tests/services/test_app_service.py b/api/tests/test_containers_integration_tests/services/test_app_service.py
index 9ca8729b77..a83af30fb9 100644
--- a/api/tests/test_containers_integration_tests/services/test_app_service.py
+++ b/api/tests/test_containers_integration_tests/services/test_app_service.py
@@ -1245,3 +1245,51 @@ class TestAppService:
         assert paginated_apps is not None
         assert paginated_apps.total == 1
         assert all("50%" in app.name for app in paginated_apps.items)
+
+    def test_get_app_code_by_id_not_found(
+        self, db_session_with_containers: Session, mock_external_service_dependencies
+    ):
+        """Test get_app_code_by_id raises ValueError when site is missing."""
+        from uuid import uuid4
+
+        from services.app_service import AppService
+
+        with pytest.raises(ValueError, match="not found"):
+            AppService.get_app_code_by_id(str(uuid4()))
+
+    def test_get_app_id_by_code_not_found(
+        self, db_session_with_containers: Session, mock_external_service_dependencies
+    ):
+        """Test get_app_id_by_code raises ValueError when code does not exist."""
+        from services.app_service import AppService
+
+        with pytest.raises(ValueError, match="not found"):
+            AppService.get_app_id_by_code("nonexistent-code")
+
+    def test_get_app_meta_returns_empty_when_workflow_missing(
+        self, db_session_with_containers: Session, mock_external_service_dependencies
+    ):
+        """Test get_app_meta returns empty tool_icons when workflow is None."""
+        from types import SimpleNamespace
+
+        from services.app_service import AppService
+
+        app_service = AppService()
+        workflow_app = SimpleNamespace(mode="workflow", workflow=None)
+
+        meta = app_service.get_app_meta(workflow_app)
+        assert meta == {"tool_icons": {}}
+
+    def test_get_app_meta_returns_empty_when_model_config_missing(
+        self, db_session_with_containers: Session, mock_external_service_dependencies
+    ):
+        """Test get_app_meta returns empty tool_icons when app_model_config is None."""
+        from types import SimpleNamespace
+
+        from services.app_service import AppService
+
+        app_service = AppService()
+        chat_app = SimpleNamespace(mode="chat", app_model_config=None)
+
+        meta = app_service.get_app_meta(chat_app)
+        assert meta == {"tool_icons": {}}
diff --git a/api/tests/test_containers_integration_tests/services/test_dataset_permission_service.py b/api/tests/test_containers_integration_tests/services/test_dataset_permission_service.py
index 55bfb64e18..71c8874f79 100644
--- a/api/tests/test_containers_integration_tests/services/test_dataset_permission_service.py
+++ b/api/tests/test_containers_integration_tests/services/test_dataset_permission_service.py
@@ -9,6 +9,7 @@ from uuid import uuid4
 
 import pytest
 
+from core.rag.index_processor.constant.index_type import IndexTechniqueType
 from extensions.ext_database import db
 from models import Account, Tenant, TenantAccountJoin, TenantAccountRole
 from models.dataset import (
@@ -69,7 +70,7 @@ class DatasetPermissionTestDataFactory:
             name=name,
             description="desc",
             data_source_type=DataSourceType.UPLOAD_FILE,
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
             created_by=created_by,
             permission=permission,
             provider="vendor",
diff --git a/api/tests/test_containers_integration_tests/services/test_dataset_service.py b/api/tests/test_containers_integration_tests/services/test_dataset_service.py
index c4d20bc02c..0702680f5c 100644
--- a/api/tests/test_containers_integration_tests/services/test_dataset_service.py
+++ b/api/tests/test_containers_integration_tests/services/test_dataset_service.py
@@ -11,7 +11,7 @@ from uuid import uuid4
 import pytest
 from sqlalchemy.orm import Session
 
-from core.rag.index_processor.constant.index_type import IndexStructureType
+from core.rag.index_processor.constant.index_type import IndexStructureType, IndexTechniqueType
 from core.rag.retrieval.retrieval_methods import RetrievalMethod
 from dify_graph.model_runtime.entities.model_entities import ModelType
 from models.account import Account, Tenant, TenantAccountJoin, TenantAccountRole
@@ -63,7 +63,7 @@ class DatasetServiceIntegrationDataFactory:
         name: str = "Test Dataset",
         description: str | None = "Test description",
         provider: str = "vendor",
-        indexing_technique: str | None = "high_quality",
+        indexing_technique: str | None = IndexTechniqueType.HIGH_QUALITY,
         permission: str = DatasetPermissionEnum.ONLY_ME,
         retrieval_model: dict | None = None,
         embedding_model_provider: str | None = None,
@@ -157,13 +157,13 @@ class TestDatasetServiceCreateDataset:
             tenant_id=tenant.id,
             name="Economy Dataset",
             description=None,
-            indexing_technique="economy",
+            indexing_technique=IndexTechniqueType.ECONOMY,
             account=account,
         )
 
         # Assert
         db_session_with_containers.refresh(result)
-        assert result.indexing_technique == "economy"
+        assert result.indexing_technique == IndexTechniqueType.ECONOMY
         assert result.embedding_model_provider is None
         assert result.embedding_model is None
 
@@ -181,13 +181,13 @@ class TestDatasetServiceCreateDataset:
                 tenant_id=tenant.id,
                 name="High Quality Dataset",
                 description=None,
-                indexing_technique="high_quality",
+                indexing_technique=IndexTechniqueType.HIGH_QUALITY,
                 account=account,
             )
 
         # Assert
         db_session_with_containers.refresh(result)
-        assert result.indexing_technique == "high_quality"
+        assert result.indexing_technique == IndexTechniqueType.HIGH_QUALITY
         assert result.embedding_model_provider == embedding_model.provider
         assert result.embedding_model == embedding_model.model_name
         mock_model_manager.return_value.get_default_model_instance.assert_called_once_with(
@@ -273,7 +273,7 @@ class TestDatasetServiceCreateDataset:
                 tenant_id=tenant.id,
                 name="Dataset With Reranking",
                 description=None,
-                indexing_technique="high_quality",
+                indexing_technique=IndexTechniqueType.HIGH_QUALITY,
                 account=account,
                 retrieval_model=retrieval_model,
             )
@@ -306,7 +306,7 @@ class TestDatasetServiceCreateDataset:
                 tenant_id=tenant.id,
                 name="Custom Embedding Dataset",
                 description=None,
-                indexing_technique="high_quality",
+                indexing_technique=IndexTechniqueType.HIGH_QUALITY,
                 account=account,
                 embedding_model_provider=embedding_provider,
                 embedding_model_name=embedding_model_name,
@@ -314,7 +314,7 @@ class TestDatasetServiceCreateDataset:
 
         # Assert
         db_session_with_containers.refresh(result)
-        assert result.indexing_technique == "high_quality"
+        assert result.indexing_technique == IndexTechniqueType.HIGH_QUALITY
         assert result.embedding_model_provider == embedding_provider
         assert result.embedding_model == embedding_model_name
         mock_check_embedding.assert_called_once_with(tenant.id, embedding_provider, embedding_model_name)
@@ -589,7 +589,7 @@ class TestDatasetServiceUpdateAndDeleteDataset:
             db_session_with_containers,
             tenant_id=tenant.id,
             created_by=account.id,
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
             chunk_structure="text_model",
         )
         DatasetServiceIntegrationDataFactory.create_document(
@@ -685,14 +685,14 @@ class TestDatasetServiceRetrievalConfiguration:
             db_session_with_containers,
             tenant_id=tenant.id,
             created_by=account.id,
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
             retrieval_model={"search_method": "semantic_search", "top_k": 2, "score_threshold": 0.0},
             embedding_model_provider="openai",
             embedding_model="text-embedding-ada-002",
             collection_binding_id=str(uuid4()),
         )
         update_data = {
-            "indexing_technique": "high_quality",
+            "indexing_technique": IndexTechniqueType.HIGH_QUALITY,
             "retrieval_model": {
                 "search_method": "full_text_search",
                 "top_k": 10,
diff --git a/api/tests/test_containers_integration_tests/services/test_dataset_service_delete_dataset.py b/api/tests/test_containers_integration_tests/services/test_dataset_service_delete_dataset.py
index 807d18322c..3cac964d89 100644
--- a/api/tests/test_containers_integration_tests/services/test_dataset_service_delete_dataset.py
+++ b/api/tests/test_containers_integration_tests/services/test_dataset_service_delete_dataset.py
@@ -3,7 +3,7 @@
 from unittest.mock import patch
 from uuid import uuid4
 
-from core.rag.index_processor.constant.index_type import IndexStructureType
+from core.rag.index_processor.constant.index_type import IndexStructureType, IndexTechniqueType
 from models.account import Account, Tenant, TenantAccountJoin, TenantAccountRole
 from models.dataset import Dataset, Document
 from models.enums import DataSourceType, DocumentCreatedFrom
@@ -109,7 +109,7 @@ class TestDatasetServiceDeleteDataset:
             db_session_with_containers,
             tenant_id=tenant.id,
             created_by=owner.id,
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
             chunk_structure=None,
             index_struct='{"type": "paragraph"}',
             collection_binding_id=str(uuid4()),
@@ -208,7 +208,7 @@ class TestDatasetServiceDeleteDataset:
             db_session_with_containers,
             tenant_id=tenant.id,
             created_by=owner.id,
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
             chunk_structure=None,
             index_struct='{"type": "paragraph"}',
             collection_binding_id=str(uuid4()),
diff --git a/api/tests/test_containers_integration_tests/services/test_dataset_service_get_segments.py b/api/tests/test_containers_integration_tests/services/test_dataset_service_get_segments.py
index c4b3a57bb2..87239b2cb3 100644
--- a/api/tests/test_containers_integration_tests/services/test_dataset_service_get_segments.py
+++ b/api/tests/test_containers_integration_tests/services/test_dataset_service_get_segments.py
@@ -12,6 +12,7 @@ from uuid import uuid4
 
 from sqlalchemy.orm import Session
 
+from core.rag.index_processor.constant.index_type import IndexTechniqueType
 from models import Account, Tenant, TenantAccountJoin, TenantAccountRole
 from models.dataset import Dataset, DatasetPermissionEnum, Document, DocumentSegment
 from models.enums import DataSourceType, DocumentCreatedFrom
@@ -64,7 +65,7 @@ class SegmentServiceTestDataFactory:
             name=f"Test Dataset {uuid4()}",
             description="Test description",
             data_source_type=DataSourceType.UPLOAD_FILE,
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
             created_by=created_by,
             permission=DatasetPermissionEnum.ONLY_ME,
             provider="vendor",
diff --git a/api/tests/test_containers_integration_tests/services/test_dataset_service_retrieval.py b/api/tests/test_containers_integration_tests/services/test_dataset_service_retrieval.py
index 3021d8984d..2f90d16176 100644
--- a/api/tests/test_containers_integration_tests/services/test_dataset_service_retrieval.py
+++ b/api/tests/test_containers_integration_tests/services/test_dataset_service_retrieval.py
@@ -15,6 +15,7 @@ from uuid import uuid4
 
 from sqlalchemy.orm import Session
 
+from core.rag.index_processor.constant.index_type import IndexTechniqueType
 from models.account import Account, Tenant, TenantAccountJoin, TenantAccountRole
 from models.dataset import (
     AppDatasetJoin,
@@ -102,7 +103,7 @@ class DatasetRetrievalTestDataFactory:
             name=name,
             description="desc",
             data_source_type=DataSourceType.UPLOAD_FILE,
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
             created_by=created_by,
             permission=permission,
             provider="vendor",
diff --git a/api/tests/test_containers_integration_tests/services/test_dataset_service_update_dataset.py b/api/tests/test_containers_integration_tests/services/test_dataset_service_update_dataset.py
index fd81948247..2899d5b8a5 100644
--- a/api/tests/test_containers_integration_tests/services/test_dataset_service_update_dataset.py
+++ b/api/tests/test_containers_integration_tests/services/test_dataset_service_update_dataset.py
@@ -4,6 +4,7 @@ from uuid import uuid4
 import pytest
 from sqlalchemy.orm import Session
 
+from core.rag.index_processor.constant.index_type import IndexTechniqueType
 from dify_graph.model_runtime.entities.model_entities import ModelType
 from models.account import Account, Tenant, TenantAccountJoin, TenantAccountRole
 from models.dataset import Dataset, ExternalKnowledgeBindings
@@ -53,7 +54,7 @@ class DatasetUpdateTestDataFactory:
         provider: str = "vendor",
         name: str = "old_name",
         description: str = "old_description",
-        indexing_technique: str = "high_quality",
+        indexing_technique: str = IndexTechniqueType.HIGH_QUALITY,
         retrieval_model: str = "old_model",
         permission: str = "only_me",
         embedding_model_provider: str | None = None,
@@ -241,7 +242,7 @@ class TestDatasetServiceUpdateDataset:
             tenant_id=tenant.id,
             created_by=user.id,
             provider="vendor",
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
             embedding_model_provider="openai",
             embedding_model="text-embedding-ada-002",
             collection_binding_id=existing_binding_id,
@@ -250,7 +251,7 @@ class TestDatasetServiceUpdateDataset:
         update_data = {
             "name": "new_name",
             "description": "new_description",
-            "indexing_technique": "high_quality",
+            "indexing_technique": IndexTechniqueType.HIGH_QUALITY,
             "retrieval_model": "new_model",
             "embedding_model_provider": "openai",
             "embedding_model": "text-embedding-ada-002",
@@ -261,7 +262,7 @@ class TestDatasetServiceUpdateDataset:
 
         assert dataset.name == "new_name"
         assert dataset.description == "new_description"
-        assert dataset.indexing_technique == "high_quality"
+        assert dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY
         assert dataset.retrieval_model == "new_model"
         assert dataset.embedding_model_provider == "openai"
         assert dataset.embedding_model == "text-embedding-ada-002"
@@ -276,7 +277,7 @@ class TestDatasetServiceUpdateDataset:
             tenant_id=tenant.id,
             created_by=user.id,
             provider="vendor",
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
             embedding_model_provider="openai",
             embedding_model="text-embedding-ada-002",
             collection_binding_id=existing_binding_id,
@@ -285,7 +286,7 @@ class TestDatasetServiceUpdateDataset:
         update_data = {
             "name": "new_name",
             "description": None,
-            "indexing_technique": "high_quality",
+            "indexing_technique": IndexTechniqueType.HIGH_QUALITY,
             "retrieval_model": "new_model",
             "embedding_model_provider": None,
             "embedding_model": None,
@@ -312,14 +313,14 @@ class TestDatasetServiceUpdateDataset:
             tenant_id=tenant.id,
             created_by=user.id,
             provider="vendor",
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
             embedding_model_provider="openai",
             embedding_model="text-embedding-ada-002",
             collection_binding_id=existing_binding_id,
         )
 
         update_data = {
-            "indexing_technique": "economy",
+            "indexing_technique": IndexTechniqueType.ECONOMY,
             "retrieval_model": "new_model",
         }
 
@@ -328,7 +329,7 @@ class TestDatasetServiceUpdateDataset:
             mock_task.delay.assert_called_once_with(dataset.id, "remove")
 
         db_session_with_containers.refresh(dataset)
-        assert dataset.indexing_technique == "economy"
+        assert dataset.indexing_technique == IndexTechniqueType.ECONOMY
         assert dataset.embedding_model is None
         assert dataset.embedding_model_provider is None
         assert dataset.collection_binding_id is None
@@ -343,7 +344,7 @@ class TestDatasetServiceUpdateDataset:
             tenant_id=tenant.id,
             created_by=user.id,
             provider="vendor",
-            indexing_technique="economy",
+            indexing_technique=IndexTechniqueType.ECONOMY,
         )
 
         embedding_model = Mock()
@@ -354,7 +355,7 @@ class TestDatasetServiceUpdateDataset:
         binding.id = str(uuid4())
 
         update_data = {
-            "indexing_technique": "high_quality",
+            "indexing_technique": IndexTechniqueType.HIGH_QUALITY,
             "embedding_model_provider": "openai",
             "embedding_model": "text-embedding-ada-002",
             "retrieval_model": "new_model",
@@ -383,7 +384,7 @@ class TestDatasetServiceUpdateDataset:
             mock_task.delay.assert_called_once_with(dataset.id, "add")
 
         db_session_with_containers.refresh(dataset)
-        assert dataset.indexing_technique == "high_quality"
+        assert dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY
         assert dataset.embedding_model == "text-embedding-ada-002"
         assert dataset.embedding_model_provider == "openai"
         assert dataset.collection_binding_id == binding.id
@@ -403,7 +404,7 @@ class TestDatasetServiceUpdateDataset:
             tenant_id=tenant.id,
             created_by=user.id,
             provider="vendor",
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
             embedding_model_provider="openai",
             embedding_model="text-embedding-ada-002",
             collection_binding_id=existing_binding_id,
@@ -411,7 +412,7 @@ class TestDatasetServiceUpdateDataset:
 
         update_data = {
             "name": "new_name",
-            "indexing_technique": "high_quality",
+            "indexing_technique": IndexTechniqueType.HIGH_QUALITY,
             "retrieval_model": "new_model",
         }
 
@@ -419,7 +420,7 @@ class TestDatasetServiceUpdateDataset:
         db_session_with_containers.refresh(dataset)
 
         assert dataset.name == "new_name"
-        assert dataset.indexing_technique == "high_quality"
+        assert dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY
         assert dataset.embedding_model_provider == "openai"
         assert dataset.embedding_model == "text-embedding-ada-002"
         assert dataset.collection_binding_id == existing_binding_id
@@ -435,7 +436,7 @@ class TestDatasetServiceUpdateDataset:
             tenant_id=tenant.id,
             created_by=user.id,
             provider="vendor",
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
             embedding_model_provider="openai",
             embedding_model="text-embedding-ada-002",
             collection_binding_id=existing_binding_id,
@@ -449,7 +450,7 @@ class TestDatasetServiceUpdateDataset:
         binding.id = str(uuid4())
 
         update_data = {
-            "indexing_technique": "high_quality",
+            "indexing_technique": IndexTechniqueType.HIGH_QUALITY,
             "embedding_model_provider": "openai",
             "embedding_model": "text-embedding-3-small",
             "retrieval_model": "new_model",
@@ -531,11 +532,11 @@ class TestDatasetServiceUpdateDataset:
             tenant_id=tenant.id,
             created_by=user.id,
             provider="vendor",
-            indexing_technique="economy",
+            indexing_technique=IndexTechniqueType.ECONOMY,
         )
 
         update_data = {
-            "indexing_technique": "high_quality",
+            "indexing_technique": IndexTechniqueType.HIGH_QUALITY,
             "embedding_model_provider": "invalid_provider",
             "embedding_model": "invalid_model",
             "retrieval_model": "new_model",
diff --git a/api/tests/test_containers_integration_tests/services/test_tag_service.py b/api/tests/test_containers_integration_tests/services/test_tag_service.py
index 1a72e3b6c2..f504f35589 100644
--- a/api/tests/test_containers_integration_tests/services/test_tag_service.py
+++ b/api/tests/test_containers_integration_tests/services/test_tag_service.py
@@ -7,6 +7,7 @@ from sqlalchemy import select
 from sqlalchemy.orm import Session
 from werkzeug.exceptions import NotFound
 
+from core.rag.index_processor.constant.index_type import IndexTechniqueType
 from models import Account, Tenant, TenantAccountJoin, TenantAccountRole
 from models.dataset import Dataset
 from models.enums import DataSourceType, TagType
@@ -102,7 +103,7 @@ class TestTagService:
             provider="vendor",
             permission="only_me",
             data_source_type=DataSourceType.UPLOAD_FILE,
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
             tenant_id=tenant_id,
             created_by=mock_external_service_dependencies["current_user"].id,
         )
diff --git a/api/tests/test_containers_integration_tests/services/test_workflow_app_service.py b/api/tests/test_containers_integration_tests/services/test_workflow_app_service.py
index 84ce6364df..880143013e 100644
--- a/api/tests/test_containers_integration_tests/services/test_workflow_app_service.py
+++ b/api/tests/test_containers_integration_tests/services/test_workflow_app_service.py
@@ -1,6 +1,9 @@
+from __future__ import annotations
+
 import json
 import uuid
 from datetime import UTC, datetime, timedelta
+from types import SimpleNamespace
 from unittest.mock import patch
 
 import pytest
@@ -8,14 +11,14 @@ from faker import Faker
 from sqlalchemy.orm import Session
 
 from dify_graph.entities.workflow_execution import WorkflowExecutionStatus
-from models import EndUser, Workflow, WorkflowAppLog, WorkflowRun
-from models.enums import CreatorUserRole
+from models import EndUser, Workflow, WorkflowAppLog, WorkflowArchiveLog, WorkflowRun
+from models.enums import AppTriggerType, CreatorUserRole, WorkflowRunTriggeredFrom
 from models.workflow import WorkflowAppLogCreatedFrom
 from services.account_service import AccountService, TenantService
 
 # Delay import of AppService to avoid circular dependency
 # from services.app_service import AppService
-from services.workflow_app_service import WorkflowAppService
+from services.workflow_app_service import LogView, WorkflowAppService
 from tests.test_containers_integration_tests.helpers import generate_valid_password
 
 
@@ -1525,3 +1528,168 @@ class TestWorkflowAppService:
 
         # Should not find tenant2's data when searching from tenant1's context
         assert result_cross_tenant["total"] == 0
+
+    def test_get_paginate_workflow_app_logs_raises_when_account_filter_email_not_found(
+        self, db_session_with_containers, mock_external_service_dependencies
+    ):
+        app, account = self._create_test_app_and_account(db_session_with_containers, mock_external_service_dependencies)
+        service = WorkflowAppService()
+
+        with pytest.raises(ValueError, match="Account not found: nonexistent@example.com"):
+            service.get_paginate_workflow_app_logs(
+                session=db_session_with_containers,
+                app_model=app,
+                created_by_account="nonexistent@example.com",
+            )
+
+    def test_get_paginate_workflow_app_logs_filters_by_account(
+        self, db_session_with_containers, mock_external_service_dependencies
+    ):
+        app, account = self._create_test_app_and_account(db_session_with_containers, mock_external_service_dependencies)
+        service = WorkflowAppService()
+        workflow, workflow_run, _log = self._create_test_workflow_data(db_session_with_containers, app, account)
+
+        result = service.get_paginate_workflow_app_logs(
+            session=db_session_with_containers,
+            app_model=app,
+            created_by_account=account.email,
+        )
+
+        assert result["total"] >= 0
+        assert isinstance(result["data"], list)
+
+    def test_get_paginate_workflow_archive_logs(self, db_session_with_containers, mock_external_service_dependencies):
+        app, account = self._create_test_app_and_account(db_session_with_containers, mock_external_service_dependencies)
+        service = WorkflowAppService()
+
+        end_user = EndUser(
+            tenant_id=app.tenant_id,
+            app_id=app.id,
+            type="browser",
+            is_anonymous=False,
+            session_id="session-1",
+        )
+        db_session_with_containers.add(end_user)
+        db_session_with_containers.commit()
+
+        now = datetime.now(UTC)
+        archive_defaults = {
+            "workflow_id": str(uuid.uuid4()),
+            "run_version": "1.0.0",
+            "run_status": WorkflowExecutionStatus.SUCCEEDED,
+            "run_triggered_from": WorkflowRunTriggeredFrom.APP_RUN,
+            "run_error": None,
+            "run_elapsed_time": 1.0,
+            "run_total_tokens": 0,
+            "run_total_steps": 0,
+            "run_created_at": now,
+            "run_finished_at": now,
+            "run_exceptions_count": 0,
+            "trigger_metadata": '{"type":"trigger-webhook"}',
+            "log_created_at": now,
+            "log_created_from": WorkflowAppLogCreatedFrom.SERVICE_API,
+        }
+        archive_account = WorkflowArchiveLog(
+            tenant_id=app.tenant_id,
+            app_id=app.id,
+            workflow_run_id=str(uuid.uuid4()),
+            log_id=str(uuid.uuid4()),
+            created_by=account.id,
+            created_by_role=CreatorUserRole.ACCOUNT,
+            **archive_defaults,
+        )
+        archive_end_user = WorkflowArchiveLog(
+            tenant_id=app.tenant_id,
+            app_id=app.id,
+            workflow_run_id=str(uuid.uuid4()),
+            log_id=str(uuid.uuid4()),
+            created_by=end_user.id,
+            created_by_role=CreatorUserRole.END_USER,
+            **archive_defaults,
+        )
+        db_session_with_containers.add_all([archive_account, archive_end_user])
+        db_session_with_containers.commit()
+
+        result = service.get_paginate_workflow_archive_logs(
+            session=db_session_with_containers,
+            app_model=app,
+            page=1,
+            limit=20,
+        )
+
+        assert result["total"] == 2
+        assert len(result["data"]) == 2
+        account_item = next(d for d in result["data"] if d["created_by_account"] is not None)
+        end_user_item = next(d for d in result["data"] if d["created_by_end_user"] is not None)
+        assert account_item["created_by_account"].id == account.id
+        assert end_user_item["created_by_end_user"].id == end_user.id
+
+
+class TestLogView:
+    def test_details_and_proxy_attributes(self):
+        log = SimpleNamespace(id="log-1", status="succeeded")
+        view = LogView(log=log, details={"trigger_metadata": {"type": "plugin"}})
+
+        assert view.details == {"trigger_metadata": {"type": "plugin"}}
+        assert view.status == "succeeded"
+
+
+class TestHandleTriggerMetadata:
+    def test_returns_empty_dict_when_metadata_missing(self):
+        service = WorkflowAppService()
+        assert service.handle_trigger_metadata("tenant-1", None) == {}
+
+    def test_enriches_plugin_icons(self):
+        service = WorkflowAppService()
+        meta = {
+            "type": AppTriggerType.TRIGGER_PLUGIN.value,
+            "icon_filename": "light.png",
+            "icon_dark_filename": "dark.png",
+        }
+        with patch(
+            "services.workflow_app_service.PluginService.get_plugin_icon_url",
+            side_effect=["https://cdn/light.png", "https://cdn/dark.png"],
+        ) as mock_icon:
+            result = service.handle_trigger_metadata("tenant-1", json.dumps(meta))
+
+        assert result["icon"] == "https://cdn/light.png"
+        assert result["icon_dark"] == "https://cdn/dark.png"
+        assert mock_icon.call_count == 2
+
+    def test_non_plugin_metadata_without_icon_lookup(self):
+        service = WorkflowAppService()
+        meta = {"type": AppTriggerType.TRIGGER_WEBHOOK.value}
+        with patch("services.workflow_app_service.PluginService.get_plugin_icon_url") as mock_icon:
+            result = service.handle_trigger_metadata("tenant-1", json.dumps(meta))
+
+        assert result["type"] == AppTriggerType.TRIGGER_WEBHOOK.value
+        mock_icon.assert_not_called()
+
+
+class TestSafeJsonLoads:
+    @pytest.mark.parametrize(
+        ("value", "expected"),
+        [
+            (None, None),
+            ("", None),
+            ('{"k":"v"}', {"k": "v"}),
+            ("not-json", None),
+            ({"raw": True}, {"raw": True}),
+        ],
+    )
+    def test_handles_various_inputs(self, value, expected):
+        assert WorkflowAppService._safe_json_loads(value) == expected
+
+
+class TestSafeParseUuid:
+    def test_returns_none_for_short_or_invalid_values(self):
+        service = WorkflowAppService()
+        assert service._safe_parse_uuid("short") is None
+        assert service._safe_parse_uuid("x" * 40) is None
+
+    def test_returns_uuid_for_valid_string(self):
+        service = WorkflowAppService()
+        raw = str(uuid.uuid4())
+        result = service._safe_parse_uuid(raw)
+        assert result is not None
+        assert str(result) == raw
diff --git a/api/tests/test_containers_integration_tests/services/tools/test_tools_transform_service.py b/api/tests/test_containers_integration_tests/services/tools/test_tools_transform_service.py
index 7ab059bb75..2dc50cc720 100644
--- a/api/tests/test_containers_integration_tests/services/tools/test_tools_transform_service.py
+++ b/api/tests/test_containers_integration_tests/services/tools/test_tools_transform_service.py
@@ -1,12 +1,24 @@
+from __future__ import annotations
+
 from unittest.mock import Mock, patch
 
 import pytest
 from faker import Faker
 from sqlalchemy.orm import Session
 
-from core.tools.entities.api_entities import ToolProviderApiEntity
+from core.tools.__base.tool import Tool
+from core.tools.entities.api_entities import ToolApiEntity, ToolProviderApiEntity
 from core.tools.entities.common_entities import I18nObject
-from core.tools.entities.tool_entities import ApiProviderSchemaType, ToolProviderType
+from core.tools.entities.tool_entities import (
+    ApiProviderSchemaType,
+    ToolDescription,
+    ToolEntity,
+    ToolIdentity,
+    ToolParameter,
+    ToolProviderEntity,
+    ToolProviderIdentity,
+    ToolProviderType,
+)
 from models.tools import ApiToolProvider, BuiltinToolProvider, MCPToolProvider, WorkflowToolProvider
 from services.plugin.plugin_service import PluginService
 from services.tools.tools_transform_service import ToolTransformService
@@ -786,3 +798,192 @@ class TestToolTransformService:
             assert result is not None
             assert result == mock_controller
             mock_from_db.assert_called_once_with(provider)
+
+
+def _mock_tool(*, base_params, runtime_params):
+    """Helper to build a Mock tool with real entity objects.
+
+    Tool is abstract and requires runtime behaviour (fork_tool_runtime,
+    get_runtime_parameters), so it stays as a Mock.  Everything else uses
+    real Pydantic instances.
+    """
+    entity = ToolEntity(
+        identity=ToolIdentity(
+            author="test_author",
+            name="test_tool",
+            label=I18nObject(en_US="Test Tool"),
+            provider="test_provider",
+        ),
+        parameters=base_params or [],
+        description=ToolDescription(
+            human=I18nObject(en_US="Test description"),
+            llm="Test description for LLM",
+        ),
+        output_schema={},
+    )
+    mock_tool = Mock(spec=Tool)
+    mock_tool.entity = entity
+    mock_tool.get_runtime_parameters.return_value = runtime_params
+    mock_tool.fork_tool_runtime.return_value = mock_tool
+    return mock_tool
+
+
+def _param(name, *, form=ToolParameter.ToolParameterForm.FORM, label=None):
+    return ToolParameter(
+        name=name,
+        label=I18nObject(en_US=label or name),
+        human_description=I18nObject(en_US=name),
+        type=ToolParameter.ToolParameterType.STRING,
+        form=form,
+    )
+
+
+class TestConvertToolEntityToApiEntity:
+    """Tests for ToolTransformService.convert_tool_entity_to_api_entity."""
+
+    def test_parameter_override(self):
+        base = [_param("param1", label="Base 1"), _param("param2", label="Base 2")]
+        runtime = [_param("param1", label="Runtime 1")]
+        tool = _mock_tool(base_params=base, runtime_params=runtime)
+
+        result = ToolTransformService.convert_tool_entity_to_api_entity(tool, "t", None)
+
+        assert isinstance(result, ToolApiEntity)
+        assert len(result.parameters) == 2
+        assert next(p for p in result.parameters if p.name == "param1").label.en_US == "Runtime 1"
+        assert next(p for p in result.parameters if p.name == "param2").label.en_US == "Base 2"
+
+    def test_additional_runtime_parameters(self):
+        base = [_param("param1", label="Base 1")]
+        runtime = [_param("param1", label="Runtime 1"), _param("runtime_only", label="Runtime Only")]
+        tool = _mock_tool(base_params=base, runtime_params=runtime)
+
+        result = ToolTransformService.convert_tool_entity_to_api_entity(tool, "t", None)
+
+        assert len(result.parameters) == 2
+        names = [p.name for p in result.parameters]
+        assert "param1" in names
+        assert "runtime_only" in names
+
+    def test_non_form_runtime_parameters_excluded(self):
+        base = [_param("param1")]
+        runtime = [
+            _param("param1", label="Runtime 1"),
+            _param("llm_param", form=ToolParameter.ToolParameterForm.LLM),
+        ]
+        tool = _mock_tool(base_params=base, runtime_params=runtime)
+
+        result = ToolTransformService.convert_tool_entity_to_api_entity(tool, "t", None)
+
+        assert len(result.parameters) == 1
+        assert result.parameters[0].name == "param1"
+
+    def test_empty_parameters(self):
+        tool = _mock_tool(base_params=[], runtime_params=[])
+
+        result = ToolTransformService.convert_tool_entity_to_api_entity(tool, "t", None)
+
+        assert isinstance(result, ToolApiEntity)
+        assert len(result.parameters) == 0
+
+    def test_none_parameters(self):
+        tool = _mock_tool(base_params=None, runtime_params=[])
+
+        result = ToolTransformService.convert_tool_entity_to_api_entity(tool, "t", None)
+
+        assert isinstance(result, ToolApiEntity)
+        assert len(result.parameters) == 0
+
+    def test_parameter_order_preserved(self):
+        base = [_param("p1", label="B1"), _param("p2", label="B2"), _param("p3", label="B3")]
+        runtime = [_param("p2", label="R2"), _param("p4", label="R4")]
+        tool = _mock_tool(base_params=base, runtime_params=runtime)
+
+        result = ToolTransformService.convert_tool_entity_to_api_entity(tool, "t", None)
+
+        assert [p.name for p in result.parameters] == ["p1", "p2", "p3", "p4"]
+        assert result.parameters[1].label.en_US == "R2"
+
+
+class TestWorkflowProviderToUserProvider:
+    """Tests for ToolTransformService.workflow_provider_to_user_provider."""
+
+    @staticmethod
+    def _make_controller(provider_id="provider_123", **identity_overrides):
+        from core.tools.workflow_as_tool.provider import WorkflowToolProviderController
+
+        defaults = {
+            "author": "test_author",
+            "name": "test_workflow_tool",
+            "description": I18nObject(en_US="Test description"),
+            "icon": '{"type": "emoji", "content": "🔧"}',
+            "icon_dark": None,
+            "label": I18nObject(en_US="Test Workflow Tool"),
+        }
+        defaults.update(identity_overrides)
+        identity = ToolProviderIdentity(**defaults)
+        entity = ToolProviderEntity(identity=identity)
+        return WorkflowToolProviderController(entity=entity, provider_id=provider_id)
+
+    def test_with_workflow_app_id(self):
+        ctrl = self._make_controller()
+
+        result = ToolTransformService.workflow_provider_to_user_provider(
+            provider_controller=ctrl,
+            labels=["l1", "l2"],
+            workflow_app_id="app_123",
+        )
+
+        assert isinstance(result, ToolProviderApiEntity)
+        assert result.id == "provider_123"
+        assert result.type == ToolProviderType.WORKFLOW
+        assert result.workflow_app_id == "app_123"
+        assert result.labels == ["l1", "l2"]
+        assert result.is_team_authorization is True
+
+    def test_without_workflow_app_id(self):
+        ctrl = self._make_controller()
+
+        result = ToolTransformService.workflow_provider_to_user_provider(
+            provider_controller=ctrl,
+            labels=["l1"],
+        )
+
+        assert result.workflow_app_id is None
+
+    def test_workflow_app_id_none_explicit(self):
+        ctrl = self._make_controller()
+
+        result = ToolTransformService.workflow_provider_to_user_provider(
+            provider_controller=ctrl,
+            labels=None,
+            workflow_app_id=None,
+        )
+
+        assert result.workflow_app_id is None
+        assert result.labels == []
+
+    def test_preserves_other_fields(self):
+        ctrl = self._make_controller(
+            "provider_456",
+            author="another_author",
+            name="another_workflow_tool",
+            description=I18nObject(en_US="Another desc", zh_Hans="Another desc"),
+            icon='{"type": "emoji", "content": "⚙️"}',
+            icon_dark='{"type": "emoji", "content": "🔧"}',
+            label=I18nObject(en_US="Another Tool", zh_Hans="Another Tool"),
+        )
+
+        result = ToolTransformService.workflow_provider_to_user_provider(
+            provider_controller=ctrl,
+            labels=["automation"],
+            workflow_app_id="app_456",
+        )
+
+        assert result.id == "provider_456"
+        assert result.author == "another_author"
+        assert result.name == "another_workflow_tool"
+        assert result.type == ToolProviderType.WORKFLOW
+        assert result.workflow_app_id == "app_456"
+        assert result.is_team_authorization is True
+        assert result.allow_delete is True
diff --git a/api/tests/test_containers_integration_tests/tasks/test_add_document_to_index_task.py b/api/tests/test_containers_integration_tests/tasks/test_add_document_to_index_task.py
index 94173c34bf..4b04c1accb 100644
--- a/api/tests/test_containers_integration_tests/tasks/test_add_document_to_index_task.py
+++ b/api/tests/test_containers_integration_tests/tasks/test_add_document_to_index_task.py
@@ -4,7 +4,7 @@ import pytest
 from faker import Faker
 from sqlalchemy.orm import Session
 
-from core.rag.index_processor.constant.index_type import IndexStructureType
+from core.rag.index_processor.constant.index_type import IndexStructureType, IndexTechniqueType
 from extensions.ext_redis import redis_client
 from models import Account, Tenant, TenantAccountJoin, TenantAccountRole
 from models.dataset import Dataset, DatasetAutoDisableLog, Document, DocumentSegment
@@ -81,7 +81,7 @@ class TestAddDocumentToIndexTask:
             name=fake.company(),
             description=fake.text(max_nb_chars=100),
             data_source_type=DataSourceType.UPLOAD_FILE,
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
             created_by=account.id,
         )
         db_session_with_containers.add(dataset)
diff --git a/api/tests/test_containers_integration_tests/tasks/test_batch_create_segment_to_index_task.py b/api/tests/test_containers_integration_tests/tasks/test_batch_create_segment_to_index_task.py
index 5ebf141828..d2e343ef52 100644
--- a/api/tests/test_containers_integration_tests/tasks/test_batch_create_segment_to_index_task.py
+++ b/api/tests/test_containers_integration_tests/tasks/test_batch_create_segment_to_index_task.py
@@ -19,7 +19,7 @@ import pytest
 from faker import Faker
 from sqlalchemy.orm import Session
 
-from core.rag.index_processor.constant.index_type import IndexStructureType
+from core.rag.index_processor.constant.index_type import IndexStructureType, IndexTechniqueType
 from extensions.storage.storage_type import StorageType
 from models import Account, Tenant, TenantAccountJoin, TenantAccountRole
 from models.dataset import Dataset, Document, DocumentSegment
@@ -142,7 +142,7 @@ class TestBatchCreateSegmentToIndexTask:
             name=fake.company(),
             description=fake.text(),
             data_source_type=DataSourceType.UPLOAD_FILE,
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
             embedding_model="text-embedding-ada-002",
             embedding_model_provider="openai",
             created_by=account.id,
diff --git a/api/tests/test_containers_integration_tests/tasks/test_clean_dataset_task.py b/api/tests/test_containers_integration_tests/tasks/test_clean_dataset_task.py
index 9449fee0af..1dd37fbc92 100644
--- a/api/tests/test_containers_integration_tests/tasks/test_clean_dataset_task.py
+++ b/api/tests/test_containers_integration_tests/tasks/test_clean_dataset_task.py
@@ -18,7 +18,7 @@ import pytest
 from faker import Faker
 from sqlalchemy.orm import Session
 
-from core.rag.index_processor.constant.index_type import IndexStructureType
+from core.rag.index_processor.constant.index_type import IndexStructureType, IndexTechniqueType
 from extensions.storage.storage_type import StorageType
 from models import Account, Tenant, TenantAccountJoin, TenantAccountRole
 from models.dataset import (
@@ -154,7 +154,7 @@ class TestCleanDatasetTask:
             tenant_id=tenant.id,
             name="test_dataset",
             description="Test dataset for cleanup testing",
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
             index_struct='{"type": "paragraph"}',
             collection_binding_id=str(uuid.uuid4()),
             created_by=account.id,
@@ -870,7 +870,7 @@ class TestCleanDatasetTask:
             tenant_id=tenant.id,
             name=long_name,
             description=long_description,
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
             index_struct='{"type": "paragraph", "max_length": 10000}',
             collection_binding_id=str(uuid.uuid4()),
             created_by=account.id,
diff --git a/api/tests/test_containers_integration_tests/tasks/test_create_segment_to_index_task.py b/api/tests/test_containers_integration_tests/tasks/test_create_segment_to_index_task.py
index 979435282b..9f8e37fc9e 100644
--- a/api/tests/test_containers_integration_tests/tasks/test_create_segment_to_index_task.py
+++ b/api/tests/test_containers_integration_tests/tasks/test_create_segment_to_index_task.py
@@ -12,7 +12,7 @@ from uuid import uuid4
 import pytest
 from faker import Faker
 
-from core.rag.index_processor.constant.index_type import IndexStructureType
+from core.rag.index_processor.constant.index_type import IndexStructureType, IndexTechniqueType
 from extensions.ext_redis import redis_client
 from models import Account, Tenant, TenantAccountJoin, TenantAccountRole
 from models.dataset import Dataset, Document, DocumentSegment
@@ -121,7 +121,7 @@ class TestCreateSegmentToIndexTask:
             description=fake.text(max_nb_chars=100),
             tenant_id=tenant_id,
             data_source_type=DataSourceType.UPLOAD_FILE,
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
             embedding_model_provider="openai",
             embedding_model="text-embedding-ada-002",
             created_by=account_id,
diff --git a/api/tests/test_containers_integration_tests/tasks/test_dataset_indexing_task.py b/api/tests/test_containers_integration_tests/tasks/test_dataset_indexing_task.py
index 67f9dc7011..13ea94348a 100644
--- a/api/tests/test_containers_integration_tests/tasks/test_dataset_indexing_task.py
+++ b/api/tests/test_containers_integration_tests/tasks/test_dataset_indexing_task.py
@@ -8,6 +8,7 @@ import pytest
 from faker import Faker
 
 from core.indexing_runner import DocumentIsPausedError
+from core.rag.index_processor.constant.index_type import IndexTechniqueType
 from enums.cloud_plan import CloudPlan
 from models import Account, Tenant, TenantAccountJoin, TenantAccountRole
 from models.dataset import Dataset, Document
@@ -141,7 +142,7 @@ class TestDatasetIndexingTaskIntegration:
             name=fake.company(),
             description=fake.text(max_nb_chars=100),
             data_source_type=DataSourceType.UPLOAD_FILE,
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
             created_by=account.id,
         )
         db_session_with_containers.add(dataset)
diff --git a/api/tests/test_containers_integration_tests/tasks/test_delete_segment_from_index_task.py b/api/tests/test_containers_integration_tests/tasks/test_delete_segment_from_index_task.py
index 6fc2a53f9c..8a69707b38 100644
--- a/api/tests/test_containers_integration_tests/tasks/test_delete_segment_from_index_task.py
+++ b/api/tests/test_containers_integration_tests/tasks/test_delete_segment_from_index_task.py
@@ -12,7 +12,7 @@ from unittest.mock import MagicMock, patch
 
 from faker import Faker
 
-from core.rag.index_processor.constant.index_type import IndexStructureType
+from core.rag.index_processor.constant.index_type import IndexStructureType, IndexTechniqueType
 from models import Account, Dataset, Document, DocumentSegment, Tenant
 from models.enums import DataSourceType, DocumentCreatedFrom, DocumentDocType, IndexingStatus, SegmentStatus
 from tasks.delete_segment_from_index_task import delete_segment_from_index_task
@@ -108,7 +108,7 @@ class TestDeleteSegmentFromIndexTask:
         dataset.provider = "vendor"
         dataset.permission = "only_me"
         dataset.data_source_type = DataSourceType.UPLOAD_FILE
-        dataset.indexing_technique = "high_quality"
+        dataset.indexing_technique = IndexTechniqueType.HIGH_QUALITY
         dataset.index_struct = '{"type": "paragraph"}'
         dataset.created_by = account.id
         dataset.created_at = fake.date_time_this_year()
diff --git a/api/tests/test_containers_integration_tests/tasks/test_disable_segment_from_index_task.py b/api/tests/test_containers_integration_tests/tasks/test_disable_segment_from_index_task.py
index d21f1daf23..5bdf7d1389 100644
--- a/api/tests/test_containers_integration_tests/tasks/test_disable_segment_from_index_task.py
+++ b/api/tests/test_containers_integration_tests/tasks/test_disable_segment_from_index_task.py
@@ -15,7 +15,7 @@ import pytest
 from faker import Faker
 from sqlalchemy.orm import Session
 
-from core.rag.index_processor.constant.index_type import IndexStructureType
+from core.rag.index_processor.constant.index_type import IndexStructureType, IndexTechniqueType
 from extensions.ext_redis import redis_client
 from models import Account, Tenant, TenantAccountJoin, TenantAccountRole
 from models.dataset import Dataset, Document, DocumentSegment
@@ -100,7 +100,7 @@ class TestDisableSegmentFromIndexTask:
             name=fake.sentence(nb_words=3),
             description=fake.text(max_nb_chars=200),
             data_source_type=DataSourceType.UPLOAD_FILE,
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
             created_by=account.id,
         )
         db_session_with_containers.add(dataset)
diff --git a/api/tests/test_containers_integration_tests/tasks/test_disable_segments_from_index_task.py b/api/tests/test_containers_integration_tests/tasks/test_disable_segments_from_index_task.py
index fbcb7b5264..3e9a0c8f7f 100644
--- a/api/tests/test_containers_integration_tests/tasks/test_disable_segments_from_index_task.py
+++ b/api/tests/test_containers_integration_tests/tasks/test_disable_segments_from_index_task.py
@@ -11,7 +11,7 @@ from unittest.mock import MagicMock, patch
 from faker import Faker
 from sqlalchemy.orm import Session
 
-from core.rag.index_processor.constant.index_type import IndexStructureType
+from core.rag.index_processor.constant.index_type import IndexStructureType, IndexTechniqueType
 from models import Account, Dataset, DocumentSegment
 from models import Document as DatasetDocument
 from models.dataset import DatasetProcessRule
@@ -103,7 +103,7 @@ class TestDisableSegmentsFromIndexTask:
             provider="vendor",
             permission="only_me",
             data_source_type=DataSourceType.UPLOAD_FILE,
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
             created_by=account.id,
             updated_by=account.id,
             embedding_model="text-embedding-ada-002",
diff --git a/api/tests/test_containers_integration_tests/tasks/test_document_indexing_sync_task.py b/api/tests/test_containers_integration_tests/tasks/test_document_indexing_sync_task.py
index 10d97919fb..d4021143ef 100644
--- a/api/tests/test_containers_integration_tests/tasks/test_document_indexing_sync_task.py
+++ b/api/tests/test_containers_integration_tests/tasks/test_document_indexing_sync_task.py
@@ -14,7 +14,7 @@ from uuid import uuid4
 import pytest
 
 from core.indexing_runner import DocumentIsPausedError, IndexingRunner
-from core.rag.index_processor.constant.index_type import IndexStructureType
+from core.rag.index_processor.constant.index_type import IndexStructureType, IndexTechniqueType
 from models import Account, Tenant, TenantAccountJoin, TenantAccountRole
 from models.dataset import Dataset, Document, DocumentSegment
 from models.enums import DataSourceType, DocumentCreatedFrom, IndexingStatus, SegmentStatus
@@ -57,7 +57,7 @@ class DocumentIndexingSyncTaskTestDataFactory:
             name=f"dataset-{uuid4()}",
             description="sync test dataset",
             data_source_type=DataSourceType.NOTION_IMPORT,
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
             created_by=created_by,
         )
         db_session_with_containers.add(dataset)
diff --git a/api/tests/test_containers_integration_tests/tasks/test_document_indexing_task.py b/api/tests/test_containers_integration_tests/tasks/test_document_indexing_task.py
index 9421b07285..cf1a8666f3 100644
--- a/api/tests/test_containers_integration_tests/tasks/test_document_indexing_task.py
+++ b/api/tests/test_containers_integration_tests/tasks/test_document_indexing_task.py
@@ -5,6 +5,7 @@ import pytest
 from faker import Faker
 
 from core.entities.document_task import DocumentTask
+from core.rag.index_processor.constant.index_type import IndexTechniqueType
 from enums.cloud_plan import CloudPlan
 from models import Account, Tenant, TenantAccountJoin, TenantAccountRole
 from models.dataset import Dataset, Document
@@ -99,7 +100,7 @@ class TestDocumentIndexingTasks:
             name=fake.company(),
             description=fake.text(max_nb_chars=100),
             data_source_type=DataSourceType.UPLOAD_FILE,
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
             created_by=account.id,
         )
         db_session_with_containers.add(dataset)
@@ -181,7 +182,7 @@ class TestDocumentIndexingTasks:
             name=fake.company(),
             description=fake.text(max_nb_chars=100),
             data_source_type=DataSourceType.UPLOAD_FILE,
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
             created_by=account.id,
         )
         db_session_with_containers.add(dataset)
diff --git a/api/tests/test_containers_integration_tests/tasks/test_document_indexing_update_task.py b/api/tests/test_containers_integration_tests/tasks/test_document_indexing_update_task.py
index c650d56091..d94abf2b40 100644
--- a/api/tests/test_containers_integration_tests/tasks/test_document_indexing_update_task.py
+++ b/api/tests/test_containers_integration_tests/tasks/test_document_indexing_update_task.py
@@ -3,7 +3,7 @@ from unittest.mock import MagicMock, patch
 import pytest
 from faker import Faker
 
-from core.rag.index_processor.constant.index_type import IndexStructureType
+from core.rag.index_processor.constant.index_type import IndexStructureType, IndexTechniqueType
 from models import Account, Tenant, TenantAccountJoin, TenantAccountRole
 from models.dataset import Dataset, Document, DocumentSegment
 from models.enums import DataSourceType, DocumentCreatedFrom, IndexingStatus, SegmentStatus
@@ -64,7 +64,7 @@ class TestDocumentIndexingUpdateTask:
             name=fake.company(),
             description=fake.text(max_nb_chars=64),
             data_source_type=DataSourceType.UPLOAD_FILE,
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
             created_by=account.id,
         )
         db_session_with_containers.add(dataset)
diff --git a/api/tests/test_containers_integration_tests/tasks/test_duplicate_document_indexing_task.py b/api/tests/test_containers_integration_tests/tasks/test_duplicate_document_indexing_task.py
index 76b6a8ae73..6a8e186958 100644
--- a/api/tests/test_containers_integration_tests/tasks/test_duplicate_document_indexing_task.py
+++ b/api/tests/test_containers_integration_tests/tasks/test_duplicate_document_indexing_task.py
@@ -4,7 +4,7 @@ import pytest
 from faker import Faker
 
 from core.indexing_runner import DocumentIsPausedError
-from core.rag.index_processor.constant.index_type import IndexStructureType
+from core.rag.index_processor.constant.index_type import IndexStructureType, IndexTechniqueType
 from enums.cloud_plan import CloudPlan
 from models import Account, Tenant, TenantAccountJoin, TenantAccountRole
 from models.dataset import Dataset, Document, DocumentSegment
@@ -110,7 +110,7 @@ class TestDuplicateDocumentIndexingTasks:
             name=fake.company(),
             description=fake.text(max_nb_chars=100),
             data_source_type=DataSourceType.UPLOAD_FILE,
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
             created_by=account.id,
         )
         db_session_with_containers.add(dataset)
@@ -245,7 +245,7 @@ class TestDuplicateDocumentIndexingTasks:
             name=fake.company(),
             description=fake.text(max_nb_chars=100),
             data_source_type=DataSourceType.UPLOAD_FILE,
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
             created_by=account.id,
         )
         db_session_with_containers.add(dataset)
diff --git a/api/tests/test_containers_integration_tests/tasks/test_enable_segments_to_index_task.py b/api/tests/test_containers_integration_tests/tasks/test_enable_segments_to_index_task.py
index 54b50016a8..e2f35067e3 100644
--- a/api/tests/test_containers_integration_tests/tasks/test_enable_segments_to_index_task.py
+++ b/api/tests/test_containers_integration_tests/tasks/test_enable_segments_to_index_task.py
@@ -4,7 +4,7 @@ import pytest
 from faker import Faker
 from sqlalchemy.orm import Session
 
-from core.rag.index_processor.constant.index_type import IndexStructureType
+from core.rag.index_processor.constant.index_type import IndexStructureType, IndexTechniqueType
 from extensions.ext_redis import redis_client
 from models.account import Account, Tenant, TenantAccountJoin, TenantAccountRole
 from models.dataset import Dataset, Document, DocumentSegment
@@ -81,7 +81,7 @@ class TestEnableSegmentsToIndexTask:
             name=fake.company(),
             description=fake.text(max_nb_chars=100),
             data_source_type=DataSourceType.UPLOAD_FILE,
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
             created_by=account.id,
         )
         db_session_with_containers.add(dataset)
diff --git a/api/tests/unit_tests/controllers/console/datasets/test_datasets.py b/api/tests/unit_tests/controllers/console/datasets/test_datasets.py
index 68a7b30b9e..ff565f19fd 100644
--- a/api/tests/unit_tests/controllers/console/datasets/test_datasets.py
+++ b/api/tests/unit_tests/controllers/console/datasets/test_datasets.py
@@ -1476,8 +1476,8 @@ class TestDatasetIndexingStatusApi:
                 return_value=MagicMock(all=lambda: [document]),
             ),
             patch(
-                "controllers.console.datasets.datasets.db.session.query",
-                return_value=MagicMock(where=lambda *args, **kwargs: MagicMock(count=lambda: 3)),
+                "controllers.console.datasets.datasets.db.session.scalar",
+                return_value=3,
             ),
         ):
             response, status = method(api, "dataset-1")
@@ -1526,13 +1526,6 @@ class TestDatasetIndexingStatusApi:
         document.error = None
         document.stopped_at = None
 
-        # First count = completed segments, second = total segments
-        query_mock = MagicMock()
-        query_mock.where.side_effect = [
-            MagicMock(count=lambda: 2),
-            MagicMock(count=lambda: 5),
-        ]
-
         with (
             app.test_request_context("/"),
             patch(
@@ -1544,8 +1537,8 @@ class TestDatasetIndexingStatusApi:
                 return_value=MagicMock(all=lambda: [document]),
             ),
             patch(
-                "controllers.console.datasets.datasets.db.session.query",
-                return_value=query_mock,
+                "controllers.console.datasets.datasets.db.session.scalar",
+                side_effect=[2, 5],
             ),
         ):
             response, status = method(api, "dataset-1")
@@ -1591,8 +1584,8 @@ class TestDatasetApiKeyApi:
                 return_value=(MagicMock(), "tenant-1"),
             ),
             patch(
-                "controllers.console.datasets.datasets.db.session.query",
-                return_value=MagicMock(where=lambda *args, **kwargs: MagicMock(count=lambda: 3)),
+                "controllers.console.datasets.datasets.db.session.scalar",
+                return_value=3,
             ),
             patch(
                 "controllers.console.datasets.datasets.ApiToken.generate_api_key",
@@ -1625,8 +1618,8 @@ class TestDatasetApiKeyApi:
                 return_value=(MagicMock(), "tenant-1"),
             ),
             patch(
-                "controllers.console.datasets.datasets.db.session.query",
-                return_value=MagicMock(where=lambda *args, **kwargs: MagicMock(count=lambda: 10)),
+                "controllers.console.datasets.datasets.db.session.scalar",
+                return_value=10,
             ),
         ):
             with pytest.raises(BadRequest) as exc_info:
@@ -1653,8 +1646,8 @@ class TestDatasetApiDeleteApi:
                 return_value=(MagicMock(), "tenant-1"),
             ),
             patch(
-                "controllers.console.datasets.datasets.db.session.query",
-                return_value=MagicMock(where=lambda *args, **kwargs: MagicMock(first=lambda: mock_key)),
+                "controllers.console.datasets.datasets.db.session.scalar",
+                return_value=mock_key,
             ),
             patch(
                 "controllers.console.datasets.datasets.db.session.commit",
@@ -1681,8 +1674,8 @@ class TestDatasetApiDeleteApi:
                 return_value=(MagicMock(), "tenant-1"),
             ),
             patch(
-                "controllers.console.datasets.datasets.db.session.query",
-                return_value=MagicMock(where=lambda *args, **kwargs: MagicMock(first=lambda: None)),
+                "controllers.console.datasets.datasets.db.session.scalar",
+                return_value=None,
             ),
         ):
             with pytest.raises(NotFound):
diff --git a/api/tests/unit_tests/controllers/console/datasets/test_datasets_segments.py b/api/tests/unit_tests/controllers/console/datasets/test_datasets_segments.py
index 1482499c41..306a772fd1 100644
--- a/api/tests/unit_tests/controllers/console/datasets/test_datasets_segments.py
+++ b/api/tests/unit_tests/controllers/console/datasets/test_datasets_segments.py
@@ -526,8 +526,8 @@ class TestDatasetDocumentSegmentUpdateApi:
                 return_value=document,
             ),
             patch(
-                "controllers.console.datasets.datasets_segments.db.session.query",
-                return_value=MagicMock(where=lambda *a, **k: MagicMock(first=lambda: segment)),
+                "controllers.console.datasets.datasets_segments.db.session.scalar",
+                return_value=segment,
             ),
             patch(
                 "controllers.console.datasets.datasets_segments.DatasetService.check_dataset_permission",
@@ -621,8 +621,8 @@ class TestDatasetDocumentSegmentBatchImportApi:
                 return_value=MagicMock(),
             ),
             patch(
-                "controllers.console.datasets.datasets_segments.db.session.query",
-                return_value=MagicMock(where=lambda *a, **k: MagicMock(first=lambda: upload_file)),
+                "controllers.console.datasets.datasets_segments.db.session.scalar",
+                return_value=upload_file,
             ),
             patch(
                 "controllers.console.datasets.datasets_segments.redis_client.setnx",
@@ -706,8 +706,8 @@ class TestDatasetDocumentSegmentBatchImportApi:
                 return_value=MagicMock(),
             ),
             patch(
-                "controllers.console.datasets.datasets_segments.db.session.query",
-                return_value=MagicMock(where=lambda *a, **k: MagicMock(first=lambda: None)),
+                "controllers.console.datasets.datasets_segments.db.session.scalar",
+                return_value=None,
             ),
         ):
             with pytest.raises(NotFound):
@@ -738,8 +738,8 @@ class TestDatasetDocumentSegmentBatchImportApi:
                 return_value=MagicMock(),
             ),
             patch(
-                "controllers.console.datasets.datasets_segments.db.session.query",
-                return_value=MagicMock(where=lambda *a, **k: MagicMock(first=lambda: upload_file)),
+                "controllers.console.datasets.datasets_segments.db.session.scalar",
+                return_value=upload_file,
             ),
         ):
             with pytest.raises(ValueError):
@@ -770,8 +770,8 @@ class TestDatasetDocumentSegmentBatchImportApi:
                 return_value=MagicMock(),
             ),
             patch(
-                "controllers.console.datasets.datasets_segments.db.session.query",
-                return_value=MagicMock(where=lambda *a, **k: MagicMock(first=lambda: upload_file)),
+                "controllers.console.datasets.datasets_segments.db.session.scalar",
+                return_value=upload_file,
             ),
             patch(
                 "controllers.console.datasets.datasets_segments.redis_client.setnx",
@@ -831,8 +831,8 @@ class TestChildChunkAddApi:
                 return_value=document,
             ),
             patch(
-                "controllers.console.datasets.datasets_segments.db.session.query",
-                return_value=MagicMock(where=lambda *a, **k: MagicMock(first=lambda: segment)),
+                "controllers.console.datasets.datasets_segments.db.session.scalar",
+                return_value=segment,
             ),
             patch(
                 "controllers.console.datasets.datasets_segments.DatasetService.check_dataset_permission",
@@ -880,8 +880,8 @@ class TestChildChunkAddApi:
                 return_value=document,
             ),
             patch(
-                "controllers.console.datasets.datasets_segments.db.session.query",
-                return_value=MagicMock(where=lambda *a, **k: MagicMock(first=lambda: segment)),
+                "controllers.console.datasets.datasets_segments.db.session.scalar",
+                return_value=segment,
             ),
             patch(
                 "controllers.console.datasets.datasets_segments.DatasetService.check_dataset_permission",
@@ -924,11 +924,8 @@ class TestChildChunkUpdateApi:
                 return_value=document,
             ),
             patch(
-                "controllers.console.datasets.datasets_segments.db.session.query",
-                side_effect=[
-                    MagicMock(where=lambda *a, **k: MagicMock(first=lambda: segment)),
-                    MagicMock(where=lambda *a, **k: MagicMock(first=lambda: child_chunk)),
-                ],
+                "controllers.console.datasets.datasets_segments.db.session.scalar",
+                side_effect=[segment, child_chunk],
             ),
             patch(
                 "controllers.console.datasets.datasets_segments.DatasetService.check_dataset_permission",
@@ -970,11 +967,8 @@ class TestChildChunkUpdateApi:
                 return_value=document,
             ),
             patch(
-                "controllers.console.datasets.datasets_segments.db.session.query",
-                side_effect=[
-                    MagicMock(where=lambda *a, **k: MagicMock(first=lambda: segment)),
-                    MagicMock(where=lambda *a, **k: MagicMock(first=lambda: child_chunk)),
-                ],
+                "controllers.console.datasets.datasets_segments.db.session.scalar",
+                side_effect=[segment, child_chunk],
             ),
             patch(
                 "controllers.console.datasets.datasets_segments.DatasetService.check_dataset_permission",
@@ -1180,8 +1174,8 @@ class TestSegmentOperationCases:
                 return_value=document,
             ),
             patch(
-                "controllers.console.datasets.datasets_segments.db.session.query",
-                return_value=MagicMock(where=lambda *a, **k: MagicMock(first=lambda: upload_file)),
+                "controllers.console.datasets.datasets_segments.db.session.scalar",
+                return_value=upload_file,
             ),
         ):
             with pytest.raises(NotFound):
@@ -1215,8 +1209,8 @@ class TestSegmentOperationCases:
                 return_value=document,
             ),
             patch(
-                "controllers.console.datasets.datasets_segments.db.session.query",
-                return_value=MagicMock(where=lambda *a, **k: MagicMock(first=lambda: upload_file)),
+                "controllers.console.datasets.datasets_segments.db.session.scalar",
+                return_value=upload_file,
             ),
             patch(
                 "controllers.console.datasets.datasets_segments.DatasetService.check_dataset_permission",
diff --git a/api/tests/unit_tests/core/rag/indexing/processor/test_paragraph_index_processor.py b/api/tests/unit_tests/core/rag/indexing/processor/test_paragraph_index_processor.py
index e6cc582398..2c234edd9a 100644
--- a/api/tests/unit_tests/core/rag/indexing/processor/test_paragraph_index_processor.py
+++ b/api/tests/unit_tests/core/rag/indexing/processor/test_paragraph_index_processor.py
@@ -4,6 +4,7 @@ from unittest.mock import Mock, patch
 import pytest
 
 from core.entities.knowledge_entities import PreviewDetail
+from core.rag.index_processor.constant.index_type import IndexTechniqueType
 from core.rag.index_processor.processor.paragraph_index_processor import ParagraphIndexProcessor
 from core.rag.models.document import AttachmentDocument, Document
 from dify_graph.model_runtime.entities.llm_entities import LLMResult, LLMUsage
@@ -21,7 +22,7 @@ class TestParagraphIndexProcessor:
         dataset = Mock()
         dataset.id = "dataset-1"
         dataset.tenant_id = "tenant-1"
-        dataset.indexing_technique = "high_quality"
+        dataset.indexing_technique = IndexTechniqueType.HIGH_QUALITY
         dataset.is_multimodal = True
         return dataset
 
@@ -167,7 +168,7 @@ class TestParagraphIndexProcessor:
     def test_load_uses_keyword_add_texts_with_keywords_when_economy(
         self, processor: ParagraphIndexProcessor, dataset: Mock
     ) -> None:
-        dataset.indexing_technique = "economy"
+        dataset.indexing_technique = IndexTechniqueType.ECONOMY
         docs = [Document(page_content="chunk", metadata={})]
 
         with patch("core.rag.index_processor.processor.paragraph_index_processor.Keyword") as mock_keyword_cls:
@@ -178,7 +179,7 @@ class TestParagraphIndexProcessor:
     def test_load_uses_keyword_add_texts_without_keywords_when_economy(
         self, processor: ParagraphIndexProcessor, dataset: Mock
     ) -> None:
-        dataset.indexing_technique = "economy"
+        dataset.indexing_technique = IndexTechniqueType.ECONOMY
         docs = [Document(page_content="chunk", metadata={})]
 
         with patch("core.rag.index_processor.processor.paragraph_index_processor.Keyword") as mock_keyword_cls:
@@ -208,7 +209,7 @@ class TestParagraphIndexProcessor:
     def test_clean_economy_deletes_summaries_and_keywords(
         self, processor: ParagraphIndexProcessor, dataset: Mock
     ) -> None:
-        dataset.indexing_technique = "economy"
+        dataset.indexing_technique = IndexTechniqueType.ECONOMY
 
         with (
             patch(
@@ -222,7 +223,7 @@ class TestParagraphIndexProcessor:
         mock_keyword_cls.return_value.delete.assert_called_once()
 
     def test_clean_deletes_keywords_by_ids(self, processor: ParagraphIndexProcessor, dataset: Mock) -> None:
-        dataset.indexing_technique = "economy"
+        dataset.indexing_technique = IndexTechniqueType.ECONOMY
         with patch("core.rag.index_processor.processor.paragraph_index_processor.Keyword") as mock_keyword_cls:
             processor.clean(dataset, ["node-2"], with_keywords=True)
 
@@ -267,7 +268,7 @@ class TestParagraphIndexProcessor:
     def test_index_list_chunks_economy(
         self, processor: ParagraphIndexProcessor, dataset: Mock, dataset_document: Mock
     ) -> None:
-        dataset.indexing_technique = "economy"
+        dataset.indexing_technique = IndexTechniqueType.ECONOMY
         with (
             patch(
                 "core.rag.index_processor.processor.paragraph_index_processor.helper.generate_text_hash",
diff --git a/api/tests/unit_tests/core/rag/indexing/processor/test_parent_child_index_processor.py b/api/tests/unit_tests/core/rag/indexing/processor/test_parent_child_index_processor.py
index 5c78cae7c1..b1ed735ee7 100644
--- a/api/tests/unit_tests/core/rag/indexing/processor/test_parent_child_index_processor.py
+++ b/api/tests/unit_tests/core/rag/indexing/processor/test_parent_child_index_processor.py
@@ -4,6 +4,7 @@ from unittest.mock import MagicMock, Mock, patch
 import pytest
 
 from core.entities.knowledge_entities import PreviewDetail
+from core.rag.index_processor.constant.index_type import IndexTechniqueType
 from core.rag.index_processor.processor.parent_child_index_processor import ParentChildIndexProcessor
 from core.rag.models.document import AttachmentDocument, ChildDocument, Document
 from services.entities.knowledge_entities.knowledge_entities import ParentMode
@@ -19,7 +20,7 @@ class TestParentChildIndexProcessor:
         dataset = Mock()
         dataset.id = "dataset-1"
         dataset.tenant_id = "tenant-1"
-        dataset.indexing_technique = "high_quality"
+        dataset.indexing_technique = IndexTechniqueType.HIGH_QUALITY
         dataset.is_multimodal = True
         return dataset
 
diff --git a/api/tests/unit_tests/core/rag/indexing/processor/test_qa_index_processor.py b/api/tests/unit_tests/core/rag/indexing/processor/test_qa_index_processor.py
index 99323eeec9..98c47bec8f 100644
--- a/api/tests/unit_tests/core/rag/indexing/processor/test_qa_index_processor.py
+++ b/api/tests/unit_tests/core/rag/indexing/processor/test_qa_index_processor.py
@@ -6,6 +6,7 @@ import pytest
 from werkzeug.datastructures import FileStorage
 
 from core.entities.knowledge_entities import PreviewDetail
+from core.rag.index_processor.constant.index_type import IndexTechniqueType
 from core.rag.index_processor.processor.qa_index_processor import QAIndexProcessor
 from core.rag.models.document import AttachmentDocument, Document
 
@@ -33,7 +34,7 @@ class TestQAIndexProcessor:
         dataset = Mock()
         dataset.id = "dataset-1"
         dataset.tenant_id = "tenant-1"
-        dataset.indexing_technique = "high_quality"
+        dataset.indexing_technique = IndexTechniqueType.HIGH_QUALITY
         dataset.is_multimodal = True
         return dataset
 
@@ -207,7 +208,7 @@ class TestQAIndexProcessor:
         vector.create_multimodal.assert_called_once_with(multimodal_docs)
 
     def test_load_skips_vector_for_non_high_quality(self, processor: QAIndexProcessor, dataset: Mock) -> None:
-        dataset.indexing_technique = "economy"
+        dataset.indexing_technique = IndexTechniqueType.ECONOMY
         docs = [Document(page_content="Q1", metadata={"answer": "A1"})]
 
         with patch("core.rag.index_processor.processor.qa_index_processor.Vector") as mock_vector_cls:
@@ -298,7 +299,7 @@ class TestQAIndexProcessor:
     def test_index_requires_high_quality(
         self, processor: QAIndexProcessor, dataset: Mock, dataset_document: Mock
     ) -> None:
-        dataset.indexing_technique = "economy"
+        dataset.indexing_technique = IndexTechniqueType.ECONOMY
         qa_chunks = SimpleNamespace(qa_chunks=[SimpleNamespace(question="Q1", answer="A1")])
 
         with (
diff --git a/api/tests/unit_tests/core/rag/indexing/test_indexing_runner.py b/api/tests/unit_tests/core/rag/indexing/test_indexing_runner.py
index b011ade884..b54a74b69c 100644
--- a/api/tests/unit_tests/core/rag/indexing/test_indexing_runner.py
+++ b/api/tests/unit_tests/core/rag/indexing/test_indexing_runner.py
@@ -61,7 +61,7 @@ from core.indexing_runner import (
     DocumentIsPausedError,
     IndexingRunner,
 )
-from core.rag.index_processor.constant.index_type import IndexStructureType
+from core.rag.index_processor.constant.index_type import IndexStructureType, IndexTechniqueType
 from core.rag.models.document import ChildDocument, Document
 from dify_graph.model_runtime.entities.model_entities import ModelType
 from libs.datetime_utils import naive_utc_now
@@ -76,7 +76,7 @@ from models.dataset import Document as DatasetDocument
 def create_mock_dataset(
     dataset_id: str | None = None,
     tenant_id: str | None = None,
-    indexing_technique: str = "high_quality",
+    indexing_technique: str = IndexTechniqueType.HIGH_QUALITY,
     embedding_provider: str = "openai",
     embedding_model: str = "text-embedding-ada-002",
 ) -> Mock:
@@ -458,7 +458,7 @@ class TestIndexingRunnerTransform:
         dataset = Mock(spec=Dataset)
         dataset.id = str(uuid.uuid4())
         dataset.tenant_id = str(uuid.uuid4())
-        dataset.indexing_technique = "high_quality"
+        dataset.indexing_technique = IndexTechniqueType.HIGH_QUALITY
         dataset.embedding_model_provider = "openai"
         dataset.embedding_model = "text-embedding-ada-002"
         return dataset
@@ -521,7 +521,7 @@ class TestIndexingRunnerTransform:
         """Test transformation with economy indexing (no embeddings)."""
         # Arrange
         runner = IndexingRunner()
-        sample_dataset.indexing_technique = "economy"
+        sample_dataset.indexing_technique = IndexTechniqueType.ECONOMY
 
         mock_processor = MagicMock()
         transformed_docs = [
@@ -605,7 +605,7 @@ class TestIndexingRunnerLoad:
         dataset = Mock(spec=Dataset)
         dataset.id = str(uuid.uuid4())
         dataset.tenant_id = str(uuid.uuid4())
-        dataset.indexing_technique = "high_quality"
+        dataset.indexing_technique = IndexTechniqueType.HIGH_QUALITY
         dataset.embedding_model_provider = "openai"
         dataset.embedding_model = "text-embedding-ada-002"
         return dataset
@@ -674,7 +674,7 @@ class TestIndexingRunnerLoad:
         """Test loading with economy indexing (keyword only)."""
         # Arrange
         runner = IndexingRunner()
-        sample_dataset.indexing_technique = "economy"
+        sample_dataset.indexing_technique = IndexTechniqueType.ECONOMY
 
         mock_processor = MagicMock()
 
@@ -701,7 +701,7 @@ class TestIndexingRunnerLoad:
         # Arrange
         runner = IndexingRunner()
         sample_dataset_document.doc_form = IndexStructureType.PARENT_CHILD_INDEX
-        sample_dataset.indexing_technique = "high_quality"
+        sample_dataset.indexing_technique = IndexTechniqueType.HIGH_QUALITY
 
         # Add child documents
         for doc in sample_documents:
@@ -795,7 +795,7 @@ class TestIndexingRunnerRun:
         mock_dataset = Mock(spec=Dataset)
         mock_dataset.id = doc.dataset_id
         mock_dataset.tenant_id = doc.tenant_id
-        mock_dataset.indexing_technique = "economy"
+        mock_dataset.indexing_technique = IndexTechniqueType.ECONOMY
         mock_dependencies["db"].session.query.return_value.filter_by.return_value.first.return_value = mock_dataset
 
         mock_process_rule = Mock(spec=DatasetProcessRule)
@@ -949,7 +949,7 @@ class TestIndexingRunnerRun:
         mock_dependencies["db"].session.get.side_effect = get_side_effect
 
         mock_dataset = Mock(spec=Dataset)
-        mock_dataset.indexing_technique = "economy"
+        mock_dataset.indexing_technique = IndexTechniqueType.ECONOMY
         mock_dependencies["db"].session.query.return_value.filter_by.return_value.first.return_value = mock_dataset
 
         mock_process_rule = Mock(spec=DatasetProcessRule)
diff --git a/api/tests/unit_tests/core/workflow/nodes/knowledge_index/test_knowledge_index_node.py b/api/tests/unit_tests/core/workflow/nodes/knowledge_index/test_knowledge_index_node.py
index 33f7ace5ab..feb560bbc3 100644
--- a/api/tests/unit_tests/core/workflow/nodes/knowledge_index/test_knowledge_index_node.py
+++ b/api/tests/unit_tests/core/workflow/nodes/knowledge_index/test_knowledge_index_node.py
@@ -5,6 +5,7 @@ from unittest.mock import Mock
 import pytest
 
 from core.app.entities.app_invoke_entities import InvokeFrom, UserFrom
+from core.rag.index_processor.constant.index_type import IndexTechniqueType
 from core.workflow.nodes.knowledge_index.entities import KnowledgeIndexNodeData
 from core.workflow.nodes.knowledge_index.exc import KnowledgeIndexNodeError
 from core.workflow.nodes.knowledge_index.knowledge_index_node import KnowledgeIndexNode
@@ -78,7 +79,7 @@ def sample_node_data():
         type="knowledge-index",
         chunk_structure="general_structure",
         index_chunk_variable_selector=["start", "chunks"],
-        indexing_technique="high_quality",
+        indexing_technique=IndexTechniqueType.HIGH_QUALITY,
         summary_index_setting=None,
     )
 
diff --git a/api/tests/unit_tests/models/test_dataset_models.py b/api/tests/unit_tests/models/test_dataset_models.py
index 98dd07907a..6c8a91129b 100644
--- a/api/tests/unit_tests/models/test_dataset_models.py
+++ b/api/tests/unit_tests/models/test_dataset_models.py
@@ -15,6 +15,7 @@ from datetime import UTC, datetime
 from unittest.mock import patch
 from uuid import uuid4
 
+from core.rag.index_processor.constant.index_type import IndexTechniqueType
 from models.dataset import (
     AppDatasetJoin,
     ChildChunk,
@@ -67,14 +68,14 @@ class TestDatasetModelValidation:
             data_source_type=DataSourceType.UPLOAD_FILE,
             created_by=str(uuid4()),
             description="Test description",
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
             embedding_model="text-embedding-ada-002",
             embedding_model_provider="openai",
         )
 
         # Assert
         assert dataset.description == "Test description"
-        assert dataset.indexing_technique == "high_quality"
+        assert dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY
         assert dataset.embedding_model == "text-embedding-ada-002"
         assert dataset.embedding_model_provider == "openai"
 
@@ -86,21 +87,21 @@ class TestDatasetModelValidation:
             name="High Quality Dataset",
             data_source_type=DataSourceType.UPLOAD_FILE,
             created_by=str(uuid4()),
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
         )
         dataset_economy = Dataset(
             tenant_id=str(uuid4()),
             name="Economy Dataset",
             data_source_type=DataSourceType.UPLOAD_FILE,
             created_by=str(uuid4()),
-            indexing_technique="economy",
+            indexing_technique=IndexTechniqueType.ECONOMY,
         )
 
         # Assert
-        assert dataset_high_quality.indexing_technique == "high_quality"
-        assert dataset_economy.indexing_technique == "economy"
-        assert "high_quality" in Dataset.INDEXING_TECHNIQUE_LIST
-        assert "economy" in Dataset.INDEXING_TECHNIQUE_LIST
+        assert dataset_high_quality.indexing_technique == IndexTechniqueType.HIGH_QUALITY
+        assert dataset_economy.indexing_technique == IndexTechniqueType.ECONOMY
+        assert IndexTechniqueType.HIGH_QUALITY in Dataset.INDEXING_TECHNIQUE_LIST
+        assert IndexTechniqueType.ECONOMY in Dataset.INDEXING_TECHNIQUE_LIST
 
     def test_dataset_provider_validation(self):
         """Test dataset provider values."""
@@ -983,7 +984,7 @@ class TestModelIntegration:
             name="Test Dataset",
             data_source_type=DataSourceType.UPLOAD_FILE,
             created_by=created_by,
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
         )
         dataset.id = dataset_id
 
@@ -1019,7 +1020,7 @@ class TestModelIntegration:
         assert document.dataset_id == dataset_id
         assert segment.dataset_id == dataset_id
         assert segment.document_id == document_id
-        assert dataset.indexing_technique == "high_quality"
+        assert dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY
         assert document.word_count == 100
         assert segment.status == SegmentStatus.COMPLETED
 
diff --git a/api/tests/unit_tests/services/dataset_service_update_delete.py b/api/tests/unit_tests/services/dataset_service_update_delete.py
index c805dd98e2..424ac18870 100644
--- a/api/tests/unit_tests/services/dataset_service_update_delete.py
+++ b/api/tests/unit_tests/services/dataset_service_update_delete.py
@@ -97,6 +97,7 @@ from unittest.mock import Mock, create_autospec, patch
 import pytest
 from sqlalchemy.orm import Session
 
+from core.rag.index_processor.constant.index_type import IndexTechniqueType
 from models import Account, TenantAccountRole
 from models.dataset import (
     AppDatasetJoin,
@@ -149,7 +150,7 @@ class DatasetUpdateDeleteTestDataFactory:
         name: str = "Test Dataset",
         description: str = "Test description",
         tenant_id: str = "tenant-123",
-        indexing_technique: str = "high_quality",
+        indexing_technique: str = IndexTechniqueType.HIGH_QUALITY,
         embedding_model_provider: str | None = "openai",
         embedding_model: str | None = "text-embedding-ada-002",
         collection_binding_id: str | None = "binding-123",
@@ -237,7 +238,7 @@ class DatasetUpdateDeleteTestDataFactory:
     @staticmethod
     def create_knowledge_configuration_mock(
         chunk_structure: str = "tree",
-        indexing_technique: str = "high_quality",
+        indexing_technique: str = IndexTechniqueType.HIGH_QUALITY,
         embedding_model_provider: str = "openai",
         embedding_model: str = "text-embedding-ada-002",
         keyword_number: int = 10,
@@ -630,12 +631,12 @@ class TestDatasetServiceUpdateRagPipelineDatasetSettings:
             dataset_id="dataset-123",
             runtime_mode="rag_pipeline",
             chunk_structure="tree",
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
         )
 
         knowledge_config = DatasetUpdateDeleteTestDataFactory.create_knowledge_configuration_mock(
             chunk_structure="list",
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
             embedding_model_provider="openai",
             embedding_model="text-embedding-ada-002",
         )
@@ -671,7 +672,7 @@ class TestDatasetServiceUpdateRagPipelineDatasetSettings:
 
         # Assert
         assert dataset.chunk_structure == "list"
-        assert dataset.indexing_technique == "high_quality"
+        assert dataset.indexing_technique == IndexTechniqueType.HIGH_QUALITY
         assert dataset.embedding_model == "text-embedding-ada-002"
         assert dataset.embedding_model_provider == "openai"
         assert dataset.collection_binding_id == "binding-123"
@@ -698,12 +699,12 @@ class TestDatasetServiceUpdateRagPipelineDatasetSettings:
             dataset_id="dataset-123",
             runtime_mode="rag_pipeline",
             chunk_structure="tree",  # Existing structure
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
         )
 
         knowledge_config = DatasetUpdateDeleteTestDataFactory.create_knowledge_configuration_mock(
             chunk_structure="list",  # Different structure
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
         )
 
         mock_session.merge.return_value = dataset
@@ -735,11 +736,11 @@ class TestDatasetServiceUpdateRagPipelineDatasetSettings:
         dataset = DatasetUpdateDeleteTestDataFactory.create_dataset_mock(
             dataset_id="dataset-123",
             runtime_mode="rag_pipeline",
-            indexing_technique="high_quality",  # Current technique
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,  # Current technique
         )
 
         knowledge_config = DatasetUpdateDeleteTestDataFactory.create_knowledge_configuration_mock(
-            indexing_technique="economy",  # Trying to change to economy
+            indexing_technique=IndexTechniqueType.ECONOMY,  # Trying to change to economy
         )
 
         mock_session.merge.return_value = dataset
diff --git a/api/tests/unit_tests/services/document_service_validation.py b/api/tests/unit_tests/services/document_service_validation.py
index 1f68ff6b3d..49fdc5cc9b 100644
--- a/api/tests/unit_tests/services/document_service_validation.py
+++ b/api/tests/unit_tests/services/document_service_validation.py
@@ -111,7 +111,7 @@ from unittest.mock import Mock, patch
 import pytest
 
 from core.errors.error import LLMBadRequestError, ProviderTokenNotInitError
-from core.rag.index_processor.constant.index_type import IndexStructureType
+from core.rag.index_processor.constant.index_type import IndexStructureType, IndexTechniqueType
 from dify_graph.model_runtime.entities.model_entities import ModelType
 from models.dataset import Dataset, DatasetProcessRule, Document
 from services.dataset_service import DatasetService, DocumentService
@@ -154,7 +154,7 @@ class DocumentValidationTestDataFactory:
         dataset_id: str = "dataset-123",
         tenant_id: str = "tenant-123",
         doc_form: str | None = None,
-        indexing_technique: str = "high_quality",
+        indexing_technique: str = IndexTechniqueType.HIGH_QUALITY,
         embedding_model_provider: str = "openai",
         embedding_model: str = "text-embedding-ada-002",
         **kwargs,
@@ -190,7 +190,7 @@ class DocumentValidationTestDataFactory:
         data_source: DataSource | None = None,
         process_rule: ProcessRule | None = None,
         doc_form: str = IndexStructureType.PARAGRAPH_INDEX,
-        indexing_technique: str = "high_quality",
+        indexing_technique: str = IndexTechniqueType.HIGH_QUALITY,
         **kwargs,
     ) -> Mock:
         """
@@ -448,7 +448,7 @@ class TestDatasetServiceCheckDatasetModelSetting:
         """
         # Arrange
         dataset = DocumentValidationTestDataFactory.create_dataset_mock(
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
             embedding_model_provider="openai",
             embedding_model="text-embedding-ada-002",
         )
@@ -481,7 +481,7 @@ class TestDatasetServiceCheckDatasetModelSetting:
         - No errors are raised
         """
         # Arrange
-        dataset = DocumentValidationTestDataFactory.create_dataset_mock(indexing_technique="economy")
+        dataset = DocumentValidationTestDataFactory.create_dataset_mock(indexing_technique=IndexTechniqueType.ECONOMY)
 
         # Act (should not raise)
         DatasetService.check_dataset_model_setting(dataset)
@@ -503,7 +503,7 @@ class TestDatasetServiceCheckDatasetModelSetting:
         """
         # Arrange
         dataset = DocumentValidationTestDataFactory.create_dataset_mock(
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
             embedding_model_provider="openai",
             embedding_model="invalid-model",
         )
@@ -533,7 +533,7 @@ class TestDatasetServiceCheckDatasetModelSetting:
         """
         # Arrange
         dataset = DocumentValidationTestDataFactory.create_dataset_mock(
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
             embedding_model_provider="openai",
             embedding_model="text-embedding-ada-002",
         )
diff --git a/api/tests/unit_tests/services/segment_service.py b/api/tests/unit_tests/services/segment_service.py
index 5e625fa0cd..14af7f7119 100644
--- a/api/tests/unit_tests/services/segment_service.py
+++ b/api/tests/unit_tests/services/segment_service.py
@@ -2,7 +2,7 @@ from unittest.mock import MagicMock, Mock, patch
 
 import pytest
 
-from core.rag.index_processor.constant.index_type import IndexStructureType
+from core.rag.index_processor.constant.index_type import IndexStructureType, IndexTechniqueType
 from models.account import Account
 from models.dataset import ChildChunk, Dataset, Document, DocumentSegment
 from models.enums import SegmentType
@@ -111,7 +111,7 @@ class SegmentTestDataFactory:
     def create_dataset_mock(
         dataset_id: str = "dataset-123",
         tenant_id: str = "tenant-123",
-        indexing_technique: str = "high_quality",
+        indexing_technique: str = IndexTechniqueType.HIGH_QUALITY,
         embedding_model: str = "text-embedding-ada-002",
         embedding_model_provider: str = "openai",
         **kwargs,
@@ -163,7 +163,7 @@ class TestSegmentServiceCreateSegment:
         """Test successful creation of a segment."""
         # Arrange
         document = SegmentTestDataFactory.create_document_mock(word_count=100)
-        dataset = SegmentTestDataFactory.create_dataset_mock(indexing_technique="economy")
+        dataset = SegmentTestDataFactory.create_dataset_mock(indexing_technique=IndexTechniqueType.ECONOMY)
         args = {"content": "New segment content", "keywords": ["test", "segment"]}
 
         mock_query = MagicMock()
@@ -212,7 +212,7 @@ class TestSegmentServiceCreateSegment:
         """Test creation of segment with QA model (requires answer)."""
         # Arrange
         document = SegmentTestDataFactory.create_document_mock(doc_form=IndexStructureType.QA_INDEX, word_count=100)
-        dataset = SegmentTestDataFactory.create_dataset_mock(indexing_technique="economy")
+        dataset = SegmentTestDataFactory.create_dataset_mock(indexing_technique=IndexTechniqueType.ECONOMY)
         args = {"content": "What is AI?", "answer": "AI is Artificial Intelligence", "keywords": ["ai"]}
 
         mock_query = MagicMock()
@@ -247,7 +247,7 @@ class TestSegmentServiceCreateSegment:
         """Test creation of segment with high quality indexing technique."""
         # Arrange
         document = SegmentTestDataFactory.create_document_mock(word_count=100)
-        dataset = SegmentTestDataFactory.create_dataset_mock(indexing_technique="high_quality")
+        dataset = SegmentTestDataFactory.create_dataset_mock(indexing_technique=IndexTechniqueType.HIGH_QUALITY)
         args = {"content": "New segment content", "keywords": ["test"]}
 
         mock_query = MagicMock()
@@ -289,7 +289,7 @@ class TestSegmentServiceCreateSegment:
         """Test segment creation when vector indexing fails."""
         # Arrange
         document = SegmentTestDataFactory.create_document_mock(word_count=100)
-        dataset = SegmentTestDataFactory.create_dataset_mock(indexing_technique="economy")
+        dataset = SegmentTestDataFactory.create_dataset_mock(indexing_technique=IndexTechniqueType.ECONOMY)
         args = {"content": "New segment content", "keywords": ["test"]}
 
         mock_query = MagicMock()
@@ -342,7 +342,7 @@ class TestSegmentServiceUpdateSegment:
         # Arrange
         segment = SegmentTestDataFactory.create_segment_mock(enabled=True, word_count=10)
         document = SegmentTestDataFactory.create_document_mock(word_count=100)
-        dataset = SegmentTestDataFactory.create_dataset_mock(indexing_technique="economy")
+        dataset = SegmentTestDataFactory.create_dataset_mock(indexing_technique=IndexTechniqueType.ECONOMY)
         args = SegmentUpdateArgs(content="Updated content", keywords=["updated"])
 
         mock_db_session.query.return_value.where.return_value.first.return_value = segment
@@ -431,7 +431,7 @@ class TestSegmentServiceUpdateSegment:
         # Arrange
         segment = SegmentTestDataFactory.create_segment_mock(enabled=True, word_count=10)
         document = SegmentTestDataFactory.create_document_mock(doc_form=IndexStructureType.QA_INDEX, word_count=100)
-        dataset = SegmentTestDataFactory.create_dataset_mock(indexing_technique="economy")
+        dataset = SegmentTestDataFactory.create_dataset_mock(indexing_technique=IndexTechniqueType.ECONOMY)
         args = SegmentUpdateArgs(content="Updated question", answer="Updated answer", keywords=["qa"])
 
         mock_db_session.query.return_value.where.return_value.first.return_value = segment
diff --git a/api/tests/unit_tests/services/test_advanced_prompt_template_service.py b/api/tests/unit_tests/services/test_advanced_prompt_template_service.py
deleted file mode 100644
index a6bc79e82b..0000000000
--- a/api/tests/unit_tests/services/test_advanced_prompt_template_service.py
+++ /dev/null
@@ -1,214 +0,0 @@
-"""
-Unit tests for services.advanced_prompt_template_service
-"""
-
-import copy
-
-from core.prompt.prompt_templates.advanced_prompt_templates import (
-    BAICHUAN_CHAT_APP_CHAT_PROMPT_CONFIG,
-    BAICHUAN_CHAT_APP_COMPLETION_PROMPT_CONFIG,
-    BAICHUAN_COMPLETION_APP_CHAT_PROMPT_CONFIG,
-    BAICHUAN_COMPLETION_APP_COMPLETION_PROMPT_CONFIG,
-    BAICHUAN_CONTEXT,
-    CHAT_APP_CHAT_PROMPT_CONFIG,
-    CHAT_APP_COMPLETION_PROMPT_CONFIG,
-    COMPLETION_APP_CHAT_PROMPT_CONFIG,
-    COMPLETION_APP_COMPLETION_PROMPT_CONFIG,
-    CONTEXT,
-)
-from models.model import AppMode
-from services.advanced_prompt_template_service import AdvancedPromptTemplateService
-
-
-class TestAdvancedPromptTemplateService:
-    """Test suite for AdvancedPromptTemplateService."""
-
-    def test_get_prompt_should_use_baichuan_prompt_when_model_name_contains_baichuan(self) -> None:
-        """Test baichuan model names use baichuan context prompt."""
-        # Arrange
-        args = {
-            "app_mode": AppMode.CHAT,
-            "model_mode": "chat",
-            "model_name": "Baichuan2-13B",
-            "has_context": "true",
-        }
-
-        # Act
-        result = AdvancedPromptTemplateService.get_prompt(args)
-
-        # Assert
-        assert result["chat_prompt_config"]["prompt"][0]["text"].startswith(BAICHUAN_CONTEXT)
-
-    def test_get_prompt_should_use_common_prompt_when_model_name_not_baichuan(self) -> None:
-        """Test non-baichuan model names use common prompt."""
-        # Arrange
-        args = {
-            "app_mode": AppMode.CHAT,
-            "model_mode": "completion",
-            "model_name": "gpt-4",
-            "has_context": "false",
-        }
-        original_config = copy.deepcopy(CHAT_APP_COMPLETION_PROMPT_CONFIG)
-
-        # Act
-        result = AdvancedPromptTemplateService.get_prompt(args)
-
-        # Assert
-        assert result == original_config
-        assert original_config == CHAT_APP_COMPLETION_PROMPT_CONFIG
-
-    def test_get_common_prompt_should_return_empty_dict_when_app_mode_invalid(self) -> None:
-        """Test invalid app mode returns empty dict."""
-        # Arrange
-        app_mode = "invalid"
-        model_mode = "chat"
-
-        # Act
-        result = AdvancedPromptTemplateService.get_common_prompt(app_mode, model_mode, "true")
-
-        # Assert
-        assert result == {}
-
-    def test_get_common_prompt_should_prepend_context_for_completion_prompt(self) -> None:
-        """Test context is prepended for completion prompt when has_context is true."""
-        # Arrange
-        original_config = copy.deepcopy(CHAT_APP_COMPLETION_PROMPT_CONFIG)
-
-        # Act
-        result = AdvancedPromptTemplateService.get_common_prompt(AppMode.CHAT, "completion", "true")
-
-        # Assert
-        assert result["completion_prompt_config"]["prompt"]["text"].startswith(CONTEXT)
-        assert original_config == CHAT_APP_COMPLETION_PROMPT_CONFIG
-
-    def test_get_common_prompt_should_prepend_context_for_chat_prompt(self) -> None:
-        """Test context is prepended for chat prompt when has_context is true."""
-        # Arrange
-        original_config = copy.deepcopy(COMPLETION_APP_CHAT_PROMPT_CONFIG)
-
-        # Act
-        result = AdvancedPromptTemplateService.get_common_prompt(AppMode.COMPLETION, "chat", "true")
-
-        # Assert
-        assert result["chat_prompt_config"]["prompt"][0]["text"].startswith(CONTEXT)
-        assert original_config == COMPLETION_APP_CHAT_PROMPT_CONFIG
-
-    def test_get_common_prompt_should_return_chat_prompt_without_context_when_has_context_false(self) -> None:
-        """Test chat prompt remains unchanged when has_context is false."""
-        # Arrange
-        original_config = copy.deepcopy(CHAT_APP_CHAT_PROMPT_CONFIG)
-
-        # Act
-        result = AdvancedPromptTemplateService.get_common_prompt(AppMode.CHAT, "chat", "false")
-
-        # Assert
-        assert result == original_config
-        assert original_config == CHAT_APP_CHAT_PROMPT_CONFIG
-
-    def test_get_common_prompt_should_return_completion_prompt_for_completion_app_mode(self) -> None:
-        """Test completion app mode with completion model returns completion prompt."""
-        # Arrange
-        original_config = copy.deepcopy(COMPLETION_APP_COMPLETION_PROMPT_CONFIG)
-
-        # Act
-        result = AdvancedPromptTemplateService.get_common_prompt(AppMode.COMPLETION, "completion", "false")
-
-        # Assert
-        assert result == original_config
-        assert original_config == COMPLETION_APP_COMPLETION_PROMPT_CONFIG
-
-    def test_get_common_prompt_should_return_empty_dict_when_model_mode_invalid(self) -> None:
-        """Test invalid model mode returns empty dict."""
-        # Arrange
-        app_mode = AppMode.CHAT
-        model_mode = "invalid"
-
-        # Act
-        result = AdvancedPromptTemplateService.get_common_prompt(app_mode, model_mode, "false")
-
-        # Assert
-        assert result == {}
-
-    def test_get_completion_prompt_should_not_prepend_context_when_has_context_false(self) -> None:
-        """Test helper keeps completion prompt unchanged when context is disabled."""
-        # Arrange
-        prompt_template = copy.deepcopy(CHAT_APP_COMPLETION_PROMPT_CONFIG)
-        original_text = prompt_template["completion_prompt_config"]["prompt"]["text"]
-
-        # Act
-        result = AdvancedPromptTemplateService.get_completion_prompt(prompt_template, "false", CONTEXT)
-
-        # Assert
-        assert result["completion_prompt_config"]["prompt"]["text"] == original_text
-
-    def test_get_chat_prompt_should_not_prepend_context_when_has_context_false(self) -> None:
-        """Test helper keeps chat prompt unchanged when context is disabled."""
-        # Arrange
-        prompt_template = copy.deepcopy(CHAT_APP_CHAT_PROMPT_CONFIG)
-        original_text = prompt_template["chat_prompt_config"]["prompt"][0]["text"]
-
-        # Act
-        result = AdvancedPromptTemplateService.get_chat_prompt(prompt_template, "false", CONTEXT)
-
-        # Assert
-        assert result["chat_prompt_config"]["prompt"][0]["text"] == original_text
-
-    def test_get_baichuan_prompt_should_return_chat_completion_config_when_chat_completion(self) -> None:
-        """Test baichuan chat/completion returns the expected config."""
-        # Arrange
-        original_config = copy.deepcopy(BAICHUAN_CHAT_APP_COMPLETION_PROMPT_CONFIG)
-
-        # Act
-        result = AdvancedPromptTemplateService.get_baichuan_prompt(AppMode.CHAT, "completion", "false")
-
-        # Assert
-        assert result == original_config
-        assert original_config == BAICHUAN_CHAT_APP_COMPLETION_PROMPT_CONFIG
-
-    def test_get_baichuan_prompt_should_return_completion_chat_config_when_completion_chat(self) -> None:
-        """Test baichuan completion/chat returns the expected config."""
-        # Arrange
-        original_config = copy.deepcopy(BAICHUAN_COMPLETION_APP_CHAT_PROMPT_CONFIG)
-
-        # Act
-        result = AdvancedPromptTemplateService.get_baichuan_prompt(AppMode.COMPLETION, "chat", "false")
-
-        # Assert
-        assert result == original_config
-        assert original_config == BAICHUAN_COMPLETION_APP_CHAT_PROMPT_CONFIG
-
-    def test_get_baichuan_prompt_should_return_completion_completion_config_when_enabled_context(self) -> None:
-        """Test baichuan completion/completion prepends baichuan context when enabled."""
-        # Arrange
-        original_config = copy.deepcopy(BAICHUAN_COMPLETION_APP_COMPLETION_PROMPT_CONFIG)
-
-        # Act
-        result = AdvancedPromptTemplateService.get_baichuan_prompt(AppMode.COMPLETION, "completion", "true")
-
-        # Assert
-        assert result["completion_prompt_config"]["prompt"]["text"].startswith(BAICHUAN_CONTEXT)
-        assert original_config == BAICHUAN_COMPLETION_APP_COMPLETION_PROMPT_CONFIG
-
-    def test_get_baichuan_prompt_should_return_chat_chat_config_when_enabled_context(self) -> None:
-        """Test baichuan chat/chat prepends baichuan context when enabled."""
-        # Arrange
-        original_config = copy.deepcopy(BAICHUAN_CHAT_APP_CHAT_PROMPT_CONFIG)
-
-        # Act
-        result = AdvancedPromptTemplateService.get_baichuan_prompt(AppMode.CHAT, "chat", "true")
-
-        # Assert
-        assert result["chat_prompt_config"]["prompt"][0]["text"].startswith(BAICHUAN_CONTEXT)
-        assert original_config == BAICHUAN_CHAT_APP_CHAT_PROMPT_CONFIG
-
-    def test_get_baichuan_prompt_should_return_empty_dict_when_invalid_inputs(self) -> None:
-        """Test invalid baichuan mode combinations return empty dict."""
-        # Arrange
-        app_mode = "invalid"
-        model_mode = "invalid"
-
-        # Act
-        result = AdvancedPromptTemplateService.get_baichuan_prompt(app_mode, model_mode, "true")
-
-        # Assert
-        assert result == {}
diff --git a/api/tests/unit_tests/services/test_app_service.py b/api/tests/unit_tests/services/test_app_service.py
deleted file mode 100644
index 95fc28b1e7..0000000000
--- a/api/tests/unit_tests/services/test_app_service.py
+++ /dev/null
@@ -1,683 +0,0 @@
-"""Unit tests for services.app_service."""
-
-import json
-from types import SimpleNamespace
-from typing import cast
-from unittest.mock import MagicMock, patch
-
-import pytest
-
-from core.errors.error import ProviderTokenNotInitError
-from models import Account, Tenant
-from models.model import App, AppMode, IconType
-from services.app_service import AppService
-
-
-@pytest.fixture
-def service() -> AppService:
-    """Provide AppService instance."""
-    return AppService()
-
-
-@pytest.fixture
-def account() -> Account:
-    """Create account object for create_app tests."""
-    tenant = Tenant(name="Tenant")
-    tenant.id = "tenant-1"
-    result = Account(name="Account User", email="account@example.com")
-    result.id = "acc-1"
-    result._current_tenant = tenant
-    return result
-
-
-@pytest.fixture
-def default_args() -> dict:
-    """Create default create_app args."""
-    return {
-        "name": "Test App",
-        "mode": AppMode.CHAT.value,
-        "icon": "🤖",
-        "icon_background": "#FFFFFF",
-    }
-
-
-@pytest.fixture
-def app_template() -> dict:
-    """Create basic app template for create_app tests."""
-    return {
-        AppMode.CHAT: {
-            "app": {},
-            "model_config": {
-                "model": {
-                    "provider": "provider-a",
-                    "name": "model-a",
-                    "mode": "chat",
-                    "completion_params": {},
-                }
-            },
-        }
-    }
-
-
-def _make_current_user() -> Account:
-    user = Account(name="Tester", email="tester@example.com")
-    user.id = "user-1"
-    tenant = Tenant(name="Tenant")
-    tenant.id = "tenant-1"
-    user._current_tenant = tenant
-    return user
-
-
-class TestAppServicePagination:
-    """Test suite for get_paginate_apps."""
-
-    def test_get_paginate_apps_should_return_none_when_tag_filter_empty(self, service: AppService) -> None:
-        """Test pagination returns None when tag filter has no targets."""
-        # Arrange
-        args = {"mode": "chat", "page": 1, "limit": 20, "tag_ids": ["tag-1"]}
-
-        with patch("services.app_service.TagService.get_target_ids_by_tag_ids", return_value=[]):
-            # Act
-            result = service.get_paginate_apps("user-1", "tenant-1", args)
-
-            # Assert
-            assert result is None
-
-    def test_get_paginate_apps_should_delegate_to_db_paginate(self, service: AppService) -> None:
-        """Test pagination delegates to db.paginate when filters are valid."""
-        # Arrange
-        args = {
-            "mode": "workflow",
-            "is_created_by_me": True,
-            "name": "My_App%",
-            "tag_ids": ["tag-1"],
-            "page": 2,
-            "limit": 10,
-        }
-        expected_pagination = MagicMock()
-
-        with (
-            patch("services.app_service.TagService.get_target_ids_by_tag_ids", return_value=["app-1"]),
-            patch("libs.helper.escape_like_pattern", return_value="escaped"),
-            patch("services.app_service.db") as mock_db,
-        ):
-            mock_db.paginate.return_value = expected_pagination
-
-            # Act
-            result = service.get_paginate_apps("user-1", "tenant-1", args)
-
-            # Assert
-            assert result is expected_pagination
-            mock_db.paginate.assert_called_once()
-
-
-class TestAppServiceCreate:
-    """Test suite for create_app."""
-
-    def test_create_app_should_create_with_matching_default_model(
-        self,
-        service: AppService,
-        account: Account,
-        default_args: dict,
-        app_template: dict,
-    ) -> None:
-        """Test create_app uses matching default model and persists app config."""
-        # Arrange
-        app_instance = SimpleNamespace(id="app-1", tenant_id="tenant-1")
-        app_model_config = SimpleNamespace(id="cfg-1")
-        model_instance = SimpleNamespace(
-            model_name="model-a",
-            provider="provider-a",
-            model_type_instance=MagicMock(),
-            credentials={"k": "v"},
-        )
-
-        with (
-            patch("services.app_service.default_app_templates", app_template),
-            patch("services.app_service.App", return_value=app_instance),
-            patch("services.app_service.AppModelConfig", return_value=app_model_config),
-            patch("services.app_service.ModelManager") as mock_model_manager,
-            patch("services.app_service.db") as mock_db,
-            patch("services.app_service.app_was_created") as mock_event,
-            patch("services.app_service.FeatureService.get_system_features") as mock_features,
-            patch("services.app_service.BillingService") as mock_billing,
-            patch("services.app_service.dify_config") as mock_config,
-        ):
-            manager = mock_model_manager.return_value
-            manager.get_default_model_instance.return_value = model_instance
-            mock_features.return_value = SimpleNamespace(webapp_auth=SimpleNamespace(enabled=False))
-            mock_config.BILLING_ENABLED = True
-
-            # Act
-            result = service.create_app("tenant-1", default_args, account)
-
-            # Assert
-            assert result is app_instance
-            assert app_instance.app_model_config_id == "cfg-1"
-            mock_db.session.add.assert_any_call(app_instance)
-            mock_db.session.add.assert_any_call(app_model_config)
-            assert mock_db.session.flush.call_count == 2
-            mock_db.session.commit.assert_called_once()
-            mock_event.send.assert_called_once_with(app_instance, account=account)
-            mock_billing.clean_billing_info_cache.assert_called_once_with("tenant-1")
-
-    def test_create_app_should_raise_when_model_schema_missing(
-        self,
-        service: AppService,
-        account: Account,
-        default_args: dict,
-        app_template: dict,
-    ) -> None:
-        """Test create_app raises ValueError when non-matching model has no schema."""
-        # Arrange
-        app_instance = SimpleNamespace(id="app-1")
-        model_instance = SimpleNamespace(
-            model_name="model-b",
-            provider="provider-b",
-            model_type_instance=MagicMock(),
-            credentials={"k": "v"},
-        )
-        model_instance.model_type_instance.get_model_schema.return_value = None
-
-        with (
-            patch("services.app_service.default_app_templates", app_template),
-            patch("services.app_service.App", return_value=app_instance),
-            patch("services.app_service.ModelManager") as mock_model_manager,
-            patch("services.app_service.db") as mock_db,
-        ):
-            manager = mock_model_manager.return_value
-            manager.get_default_model_instance.return_value = model_instance
-
-            # Act & Assert
-            with pytest.raises(ValueError, match="model schema not found"):
-                service.create_app("tenant-1", default_args, account)
-            mock_db.session.commit.assert_not_called()
-
-    def test_create_app_should_fallback_to_default_provider_when_model_missing(
-        self,
-        service: AppService,
-        account: Account,
-        default_args: dict,
-        app_template: dict,
-    ) -> None:
-        """Test create_app falls back to provider/model name when no default model instance is available."""
-        # Arrange
-        app_instance = SimpleNamespace(id="app-1", tenant_id="tenant-1")
-        app_model_config = SimpleNamespace(id="cfg-1")
-
-        with (
-            patch("services.app_service.default_app_templates", app_template),
-            patch("services.app_service.App", return_value=app_instance),
-            patch("services.app_service.AppModelConfig", return_value=app_model_config),
-            patch("services.app_service.ModelManager") as mock_model_manager,
-            patch("services.app_service.db") as mock_db,
-            patch("services.app_service.app_was_created") as mock_event,
-            patch("services.app_service.FeatureService.get_system_features") as mock_features,
-            patch("services.app_service.EnterpriseService") as mock_enterprise,
-            patch("services.app_service.dify_config") as mock_config,
-        ):
-            manager = mock_model_manager.return_value
-            manager.get_default_model_instance.side_effect = ProviderTokenNotInitError("not ready")
-            manager.get_default_provider_model_name.return_value = ("fallback-provider", "fallback-model")
-            mock_features.return_value = SimpleNamespace(webapp_auth=SimpleNamespace(enabled=True))
-            mock_config.BILLING_ENABLED = False
-
-            # Act
-            result = service.create_app("tenant-1", default_args, account)
-
-            # Assert
-            assert result is app_instance
-            mock_event.send.assert_called_once_with(app_instance, account=account)
-            mock_db.session.commit.assert_called_once()
-            mock_enterprise.WebAppAuth.update_app_access_mode.assert_called_once_with("app-1", "private")
-
-    def test_create_app_should_log_and_fallback_on_unexpected_model_error(
-        self,
-        service: AppService,
-        account: Account,
-        default_args: dict,
-        app_template: dict,
-    ) -> None:
-        """Test unexpected model manager errors are logged and fallback provider is used."""
-        # Arrange
-        app_instance = SimpleNamespace(id="app-1", tenant_id="tenant-1")
-        app_model_config = SimpleNamespace(id="cfg-1")
-
-        with (
-            patch("services.app_service.default_app_templates", app_template),
-            patch("services.app_service.App", return_value=app_instance),
-            patch("services.app_service.AppModelConfig", return_value=app_model_config),
-            patch("services.app_service.ModelManager") as mock_model_manager,
-            patch("services.app_service.db"),
-            patch("services.app_service.app_was_created"),
-            patch(
-                "services.app_service.FeatureService.get_system_features",
-                return_value=SimpleNamespace(webapp_auth=SimpleNamespace(enabled=False)),
-            ),
-            patch("services.app_service.dify_config", new=SimpleNamespace(BILLING_ENABLED=False)),
-            patch("services.app_service.logger") as mock_logger,
-        ):
-            manager = mock_model_manager.return_value
-            manager.get_default_model_instance.side_effect = RuntimeError("boom")
-            manager.get_default_provider_model_name.return_value = ("fallback-provider", "fallback-model")
-
-            # Act
-            result = service.create_app("tenant-1", default_args, account)
-
-            # Assert
-            assert result is app_instance
-            mock_logger.exception.assert_called_once()
-
-
-class TestAppServiceGetAndUpdate:
-    """Test suite for app retrieval and update methods."""
-
-    def test_get_app_should_return_original_when_not_agent_app(self, service: AppService) -> None:
-        """Test get_app returns original app for non-agent modes."""
-        # Arrange
-        app = MagicMock()
-        app.mode = AppMode.CHAT
-        app.is_agent = False
-
-        with patch("services.app_service.current_user", _make_current_user()):
-            # Act
-            result = service.get_app(app)
-
-            # Assert
-            assert result is app
-
-    def test_get_app_should_return_original_when_model_config_missing(self, service: AppService) -> None:
-        """Test get_app returns app when agent mode has no model config."""
-        # Arrange
-        app = MagicMock()
-        app.id = "app-1"
-        app.mode = AppMode.AGENT_CHAT
-        app.is_agent = False
-        app.app_model_config = None
-
-        with patch("services.app_service.current_user", _make_current_user()):
-            # Act
-            result = service.get_app(app)
-
-            # Assert
-            assert result is app
-
-    def test_get_app_should_mask_tool_parameters_for_agent_tools(self, service: AppService) -> None:
-        """Test get_app decrypts and masks secret tool parameters."""
-        # Arrange
-        tool = {
-            "provider_type": "builtin",
-            "provider_id": "provider-1",
-            "tool_name": "tool-a",
-            "tool_parameters": {"secret": "encrypted"},
-            "extra": True,
-        }
-        model_config = MagicMock()
-        model_config.agent_mode_dict = {"tools": [tool, {"skip": True}]}
-
-        app = MagicMock()
-        app.id = "app-1"
-        app.mode = AppMode.AGENT_CHAT
-        app.is_agent = False
-        app.app_model_config = model_config
-
-        manager = MagicMock()
-        manager.decrypt_tool_parameters.return_value = {"secret": "decrypted"}
-        manager.mask_tool_parameters.return_value = {"secret": "***"}
-
-        with (
-            patch("services.app_service.current_user", _make_current_user()),
-            patch("services.app_service.ToolManager.get_agent_tool_runtime", return_value=MagicMock()),
-            patch("services.app_service.ToolParameterConfigurationManager", return_value=manager),
-        ):
-            # Act
-            result = service.get_app(app)
-
-            # Assert
-            assert result.app_model_config is model_config
-            assert tool["tool_parameters"] == {"secret": "***"}
-            assert json.loads(model_config.agent_mode)["tools"][0]["tool_parameters"] == {"secret": "***"}
-
-    def test_get_app_should_continue_when_tool_parameter_masking_fails(self, service: AppService) -> None:
-        """Test get_app logs and continues when masking fails."""
-        # Arrange
-        tool = {
-            "provider_type": "builtin",
-            "provider_id": "provider-1",
-            "tool_name": "tool-a",
-            "tool_parameters": {"secret": "encrypted"},
-            "extra": True,
-        }
-        model_config = MagicMock()
-        model_config.agent_mode_dict = {"tools": [tool]}
-
-        app = MagicMock()
-        app.id = "app-1"
-        app.mode = AppMode.AGENT_CHAT
-        app.is_agent = False
-        app.app_model_config = model_config
-
-        with (
-            patch("services.app_service.current_user", _make_current_user()),
-            patch("services.app_service.ToolManager.get_agent_tool_runtime", side_effect=RuntimeError("mask-failed")),
-            patch("services.app_service.logger") as mock_logger,
-        ):
-            # Act
-            result = service.get_app(app)
-
-            # Assert
-            assert result.app_model_config is model_config
-            mock_logger.exception.assert_called_once()
-
-    def test_update_methods_should_mutate_app_and_commit(self, service: AppService) -> None:
-        """Test update methods set fields and commit changes."""
-        # Arrange
-        app = cast(
-            App,
-            SimpleNamespace(
-                name="old",
-                description="old",
-                icon_type="emoji",
-                icon="a",
-                icon_background="#111",
-                enable_site=True,
-                enable_api=True,
-            ),
-        )
-        args = {
-            "name": "new",
-            "description": "new-desc",
-            "icon_type": "image",
-            "icon": "new-icon",
-            "icon_background": "#222",
-            "use_icon_as_answer_icon": True,
-            "max_active_requests": 5,
-        }
-        user = SimpleNamespace(id="user-1")
-
-        with (
-            patch("services.app_service.current_user", user),
-            patch("services.app_service.db") as mock_db,
-            patch("services.app_service.naive_utc_now", return_value="now"),
-        ):
-            # Act
-            updated = service.update_app(app, args)
-            renamed = service.update_app_name(app, "rename")
-            iconed = service.update_app_icon(app, "icon-2", "#333")
-            site_same = service.update_app_site_status(app, app.enable_site)
-            api_same = service.update_app_api_status(app, app.enable_api)
-            site_changed = service.update_app_site_status(app, False)
-            api_changed = service.update_app_api_status(app, False)
-
-            # Assert
-            assert updated is app
-            assert updated.icon_type == IconType.IMAGE
-            assert renamed is app
-            assert iconed is app
-            assert site_same is app
-            assert api_same is app
-            assert site_changed is app
-            assert api_changed is app
-            assert mock_db.session.commit.call_count >= 5
-
-    def test_update_app_should_preserve_icon_type_when_not_provided(self, service: AppService) -> None:
-        """Test update_app keeps the existing icon_type when the payload omits it."""
-        # Arrange
-        app = cast(
-            App,
-            SimpleNamespace(
-                name="old",
-                description="old",
-                icon_type=IconType.EMOJI,
-                icon="a",
-                icon_background="#111",
-                use_icon_as_answer_icon=False,
-                max_active_requests=1,
-            ),
-        )
-        args = {
-            "name": "new",
-            "description": "new-desc",
-            "icon_type": None,
-            "icon": "new-icon",
-            "icon_background": "#222",
-            "use_icon_as_answer_icon": True,
-            "max_active_requests": 5,
-        }
-        user = SimpleNamespace(id="user-1")
-
-        with (
-            patch("services.app_service.current_user", user),
-            patch("services.app_service.db") as mock_db,
-            patch("services.app_service.naive_utc_now", return_value="now"),
-        ):
-            # Act
-            updated = service.update_app(app, args)
-
-            # Assert
-            assert updated is app
-            assert updated.icon_type == IconType.EMOJI
-            mock_db.session.commit.assert_called_once()
-
-    def test_update_app_should_reject_empty_icon_type(self, service: AppService) -> None:
-        """Test update_app rejects an explicit empty icon_type."""
-        app = cast(
-            App,
-            SimpleNamespace(
-                name="old",
-                description="old",
-                icon_type=IconType.EMOJI,
-                icon="a",
-                icon_background="#111",
-                use_icon_as_answer_icon=False,
-                max_active_requests=1,
-            ),
-        )
-        args = {
-            "name": "new",
-            "description": "new-desc",
-            "icon_type": "",
-            "icon": "new-icon",
-            "icon_background": "#222",
-            "use_icon_as_answer_icon": True,
-            "max_active_requests": 5,
-        }
-        user = SimpleNamespace(id="user-1")
-
-        with (
-            patch("services.app_service.current_user", user),
-            patch("services.app_service.db") as mock_db,
-        ):
-            with pytest.raises(ValueError):
-                service.update_app(app, args)
-
-        mock_db.session.commit.assert_not_called()
-
-
-class TestAppServiceDeleteAndMeta:
-    """Test suite for delete and metadata methods."""
-
-    def test_delete_app_should_cleanup_and_enqueue_task(self, service: AppService) -> None:
-        """Test delete_app removes app, runs cleanup, and triggers async deletion task."""
-        # Arrange
-        app = cast(App, SimpleNamespace(id="app-1", tenant_id="tenant-1"))
-
-        with (
-            patch("services.app_service.db") as mock_db,
-            patch(
-                "services.app_service.FeatureService.get_system_features",
-                return_value=SimpleNamespace(webapp_auth=SimpleNamespace(enabled=True)),
-            ),
-            patch("services.app_service.EnterpriseService") as mock_enterprise,
-            patch(
-                "services.app_service.dify_config",
-                new=SimpleNamespace(BILLING_ENABLED=True, CONSOLE_API_URL="https://console.example"),
-            ),
-            patch("services.app_service.BillingService") as mock_billing,
-            patch("services.app_service.remove_app_and_related_data_task") as mock_task,
-        ):
-            # Act
-            service.delete_app(app)
-
-            # Assert
-            mock_db.session.delete.assert_called_once_with(app)
-            mock_db.session.commit.assert_called_once()
-            mock_enterprise.WebAppAuth.cleanup_webapp.assert_called_once_with("app-1")
-            mock_billing.clean_billing_info_cache.assert_called_once_with("tenant-1")
-            mock_task.delay.assert_called_once_with(tenant_id="tenant-1", app_id="app-1")
-
-    def test_get_app_meta_should_handle_workflow_and_tool_provider_icons(self, service: AppService) -> None:
-        """Test get_app_meta extracts builtin and API tool icons from workflow graph."""
-        # Arrange
-        workflow = SimpleNamespace(
-            graph_dict={
-                "nodes": [
-                    {
-                        "data": {
-                            "type": "tool",
-                            "provider_type": "builtin",
-                            "provider_id": "builtin-provider",
-                            "tool_name": "tool_builtin",
-                        }
-                    },
-                    {
-                        "data": {
-                            "type": "tool",
-                            "provider_type": "api",
-                            "provider_id": "api-provider-id",
-                            "tool_name": "tool_api",
-                        }
-                    },
-                ]
-            }
-        )
-        app = cast(
-            App,
-            SimpleNamespace(
-                mode=AppMode.WORKFLOW.value,
-                workflow=workflow,
-                app_model_config=None,
-                tenant_id="tenant-1",
-                icon_type="emoji",
-                icon_background="#fff",
-            ),
-        )
-
-        provider = SimpleNamespace(icon=json.dumps({"background": "#000", "content": "A"}))
-
-        with (
-            patch("services.app_service.dify_config", new=SimpleNamespace(CONSOLE_API_URL="https://console.example")),
-            patch("services.app_service.db") as mock_db,
-        ):
-            query = MagicMock()
-            query.where.return_value = query
-            query.first.return_value = provider
-            mock_db.session.query.return_value = query
-
-            # Act
-            meta = service.get_app_meta(app)
-
-            # Assert
-            assert meta["tool_icons"]["tool_builtin"].endswith("/builtin-provider/icon")
-            assert meta["tool_icons"]["tool_api"] == {"background": "#000", "content": "A"}
-
-    def test_get_app_meta_should_use_default_api_icon_on_lookup_error(self, service: AppService) -> None:
-        """Test get_app_meta falls back to default icon when API provider lookup fails."""
-        # Arrange
-        app_model_config = SimpleNamespace(
-            agent_mode_dict={
-                "tools": [{"provider_type": "api", "provider_id": "x", "tool_name": "t", "tool_parameters": {}}]
-            }
-        )
-        app = cast(App, SimpleNamespace(mode=AppMode.CHAT.value, app_model_config=app_model_config, workflow=None))
-
-        with (
-            patch("services.app_service.dify_config", new=SimpleNamespace(CONSOLE_API_URL="https://console.example")),
-            patch("services.app_service.db") as mock_db,
-        ):
-            query = MagicMock()
-            query.where.return_value = query
-            query.first.return_value = None
-            mock_db.session.query.return_value = query
-
-            # Act
-            meta = service.get_app_meta(app)
-
-            # Assert
-            assert meta["tool_icons"]["t"] == {"background": "#252525", "content": "\ud83d\ude01"}
-
-    def test_get_app_meta_should_return_empty_when_required_data_missing(self, service: AppService) -> None:
-        """Test get_app_meta returns empty metadata when workflow/model config is absent."""
-        # Arrange
-        workflow_app = cast(App, SimpleNamespace(mode=AppMode.WORKFLOW.value, workflow=None))
-        chat_app = cast(App, SimpleNamespace(mode=AppMode.CHAT.value, app_model_config=None))
-
-        # Act
-        workflow_meta = service.get_app_meta(workflow_app)
-        chat_meta = service.get_app_meta(chat_app)
-
-        # Assert
-        assert workflow_meta == {"tool_icons": {}}
-        assert chat_meta == {"tool_icons": {}}
-
-
-class TestAppServiceCodeLookup:
-    """Test suite for app code lookup methods."""
-
-    def test_get_app_code_by_id_should_raise_when_site_missing(self) -> None:
-        """Test get_app_code_by_id raises when site is missing."""
-        # Arrange
-        with patch("services.app_service.db") as mock_db:
-            query = MagicMock()
-            query.where.return_value = query
-            query.first.return_value = None
-            mock_db.session.query.return_value = query
-
-            # Act & Assert
-            with pytest.raises(ValueError, match="not found"):
-                AppService.get_app_code_by_id("app-1")
-
-    def test_get_app_code_by_id_should_return_code(self) -> None:
-        """Test get_app_code_by_id returns site code."""
-        # Arrange
-        site = SimpleNamespace(code="code-1")
-        with patch("services.app_service.db") as mock_db:
-            query = MagicMock()
-            query.where.return_value = query
-            query.first.return_value = site
-            mock_db.session.query.return_value = query
-
-            # Act
-            result = AppService.get_app_code_by_id("app-1")
-
-            # Assert
-            assert result == "code-1"
-
-    def test_get_app_id_by_code_should_raise_when_site_missing(self) -> None:
-        """Test get_app_id_by_code raises when code does not exist."""
-        # Arrange
-        with patch("services.app_service.db") as mock_db:
-            query = MagicMock()
-            query.where.return_value = query
-            query.first.return_value = None
-            mock_db.session.query.return_value = query
-
-            # Act & Assert
-            with pytest.raises(ValueError, match="not found"):
-                AppService.get_app_id_by_code("missing")
-
-    def test_get_app_id_by_code_should_return_app_id(self) -> None:
-        """Test get_app_id_by_code returns linked app id."""
-        # Arrange
-        site = SimpleNamespace(app_id="app-1")
-        with patch("services.app_service.db") as mock_db:
-            query = MagicMock()
-            query.where.return_value = query
-            query.first.return_value = site
-            mock_db.session.query.return_value = query
-
-            # Act
-            result = AppService.get_app_id_by_code("code-1")
-
-            # Assert
-            assert result == "app-1"
diff --git a/api/tests/unit_tests/services/test_dataset_service_lock_not_owned.py b/api/tests/unit_tests/services/test_dataset_service_lock_not_owned.py
index d2287e8982..9a513c3fe6 100644
--- a/api/tests/unit_tests/services/test_dataset_service_lock_not_owned.py
+++ b/api/tests/unit_tests/services/test_dataset_service_lock_not_owned.py
@@ -4,7 +4,7 @@ from unittest.mock import Mock, create_autospec
 import pytest
 from redis.exceptions import LockNotOwnedError
 
-from core.rag.index_processor.constant.index_type import IndexStructureType
+from core.rag.index_processor.constant.index_type import IndexStructureType, IndexTechniqueType
 from models.account import Account
 from models.dataset import Dataset, Document
 from services.dataset_service import DocumentService, SegmentService
@@ -71,7 +71,7 @@ def test_save_document_with_dataset_id_ignores_lock_not_owned(
     dataset.id = "ds-1"
     dataset.tenant_id = fake_current_user.current_tenant_id
     dataset.data_source_type = "upload_file"
-    dataset.indexing_technique = "high_quality"  # so we skip re-initialization branch
+    dataset.indexing_technique = IndexTechniqueType.HIGH_QUALITY  # so we skip re-initialization branch
 
     # Minimal knowledge_config stub that satisfies pre-lock code
     info_list = types.SimpleNamespace(data_source_type="upload_file")
@@ -80,7 +80,7 @@ def test_save_document_with_dataset_id_ignores_lock_not_owned(
         doc_form=IndexStructureType.QA_INDEX,
         original_document_id=None,  # go into "new document" branch
         data_source=data_source,
-        indexing_technique="high_quality",
+        indexing_technique=IndexTechniqueType.HIGH_QUALITY,
         embedding_model=None,
         embedding_model_provider=None,
         retrieval_model=None,
@@ -126,7 +126,7 @@ def test_add_segment_ignores_lock_not_owned(
     dataset = create_autospec(Dataset, instance=True)
     dataset.id = "ds-1"
     dataset.tenant_id = fake_current_user.current_tenant_id
-    dataset.indexing_technique = "economy"  # skip embedding/token calculation branch
+    dataset.indexing_technique = IndexTechniqueType.ECONOMY  # skip embedding/token calculation branch
 
     document = create_autospec(Document, instance=True)
     document.id = "doc-1"
@@ -169,7 +169,7 @@ def test_multi_create_segment_ignores_lock_not_owned(
     dataset = create_autospec(Dataset, instance=True)
     dataset.id = "ds-1"
     dataset.tenant_id = fake_current_user.current_tenant_id
-    dataset.indexing_technique = "economy"  # again, skip high_quality path
+    dataset.indexing_technique = IndexTechniqueType.ECONOMY  # again, skip high_quality path
 
     document = create_autospec(Document, instance=True)
     document.id = "doc-1"
diff --git a/api/tests/unit_tests/services/test_summary_index_service.py b/api/tests/unit_tests/services/test_summary_index_service.py
index c4285c73a0..ef53df9350 100644
--- a/api/tests/unit_tests/services/test_summary_index_service.py
+++ b/api/tests/unit_tests/services/test_summary_index_service.py
@@ -11,7 +11,7 @@ from unittest.mock import MagicMock
 import pytest
 
 import services.summary_index_service as summary_module
-from core.rag.index_processor.constant.index_type import IndexStructureType
+from core.rag.index_processor.constant.index_type import IndexStructureType, IndexTechniqueType
 from models.enums import SegmentStatus, SummaryStatus
 from services.summary_index_service import SummaryIndexService
 
@@ -27,7 +27,7 @@ class _SessionContext:
         return None
 
 
-def _dataset(*, indexing_technique: str = "high_quality") -> MagicMock:
+def _dataset(*, indexing_technique: str = IndexTechniqueType.HIGH_QUALITY) -> MagicMock:
     dataset = MagicMock(name="dataset")
     dataset.id = "dataset-1"
     dataset.tenant_id = "tenant-1"
@@ -169,7 +169,8 @@ def test_create_summary_record_creates_new(monkeypatch: pytest.MonkeyPatch) -> N
 def test_vectorize_summary_skips_non_high_quality(monkeypatch: pytest.MonkeyPatch) -> None:
     vector_cls = MagicMock()
     monkeypatch.setattr(summary_module, "Vector", vector_cls)
-    SummaryIndexService.vectorize_summary(_summary_record(), _segment(), _dataset(indexing_technique="economy"))
+    dataset = _dataset(indexing_technique=IndexTechniqueType.ECONOMY)
+    SummaryIndexService.vectorize_summary(_summary_record(), _segment(), dataset)
     vector_cls.assert_not_called()
 
 
@@ -621,7 +622,7 @@ def test_generate_and_vectorize_summary_creates_missing_record_and_logs_usage(mo
 
 
 def test_generate_summaries_for_document_skip_conditions(monkeypatch: pytest.MonkeyPatch) -> None:
-    dataset = _dataset(indexing_technique="economy")
+    dataset = _dataset(indexing_technique=IndexTechniqueType.ECONOMY)
     document = MagicMock(spec=summary_module.DatasetDocument)
     document.id = "doc-1"
     document.doc_form = IndexStructureType.PARAGRAPH_INDEX
@@ -778,7 +779,7 @@ def test_disable_summaries_for_segments_no_summaries_noop(monkeypatch: pytest.Mo
 
 
 def test_enable_summaries_for_segments_skips_non_high_quality() -> None:
-    SummaryIndexService.enable_summaries_for_segments(_dataset(indexing_technique="economy"))
+    SummaryIndexService.enable_summaries_for_segments(_dataset(indexing_technique=IndexTechniqueType.ECONOMY))
 
 
 def test_enable_summaries_for_segments_revectorizes_and_enables(monkeypatch: pytest.MonkeyPatch) -> None:
@@ -932,9 +933,8 @@ def test_delete_summaries_for_segments_no_summaries_noop(monkeypatch: pytest.Mon
 
 
 def test_update_summary_for_segment_skip_conditions() -> None:
-    assert (
-        SummaryIndexService.update_summary_for_segment(_segment(), _dataset(indexing_technique="economy"), "x") is None
-    )
+    economy_dataset = _dataset(indexing_technique=IndexTechniqueType.ECONOMY)
+    assert SummaryIndexService.update_summary_for_segment(_segment(), economy_dataset, "x") is None
     seg = _segment(has_document=True)
     seg.document.doc_form = IndexStructureType.QA_INDEX
     assert SummaryIndexService.update_summary_for_segment(seg, _dataset(), "x") is None
diff --git a/api/tests/unit_tests/services/test_vector_service.py b/api/tests/unit_tests/services/test_vector_service.py
index d3a98dd4bb..16d3011810 100644
--- a/api/tests/unit_tests/services/test_vector_service.py
+++ b/api/tests/unit_tests/services/test_vector_service.py
@@ -9,7 +9,7 @@ from unittest.mock import MagicMock
 import pytest
 
 import services.vector_service as vector_service_module
-from core.rag.index_processor.constant.index_type import IndexStructureType
+from core.rag.index_processor.constant.index_type import IndexStructureType, IndexTechniqueType
 from services.vector_service import VectorService
 
 
@@ -32,7 +32,7 @@ class _ParentDocStub:
 
 def _make_dataset(
     *,
-    indexing_technique: str = "high_quality",
+    indexing_technique: str = IndexTechniqueType.HIGH_QUALITY,
     doc_form: str = IndexStructureType.PARAGRAPH_INDEX,
     tenant_id: str = "tenant-1",
     dataset_id: str = "dataset-1",
@@ -192,7 +192,7 @@ def test_create_segments_vector_parent_child_calls_generate_child_chunks_with_ex
     dataset = _make_dataset(
         doc_form=vector_service_module.IndexStructureType.PARENT_CHILD_INDEX,
         embedding_model_provider="openai",
-        indexing_technique="high_quality",
+        indexing_technique=IndexTechniqueType.HIGH_QUALITY,
     )
     segment = _make_segment()
 
@@ -241,7 +241,7 @@ def test_create_segments_vector_parent_child_uses_default_embedding_model_when_p
     dataset = _make_dataset(
         doc_form=vector_service_module.IndexStructureType.PARENT_CHILD_INDEX,
         embedding_model_provider=None,
-        indexing_technique="high_quality",
+        indexing_technique=IndexTechniqueType.HIGH_QUALITY,
     )
     segment = _make_segment()
 
@@ -329,7 +329,7 @@ def test_create_segments_vector_parent_child_missing_processing_rule_raises(monk
 def test_create_segments_vector_parent_child_non_high_quality_raises(monkeypatch: pytest.MonkeyPatch) -> None:
     dataset = _make_dataset(
         doc_form=vector_service_module.IndexStructureType.PARENT_CHILD_INDEX,
-        indexing_technique="economy",
+        indexing_technique=IndexTechniqueType.ECONOMY,
     )
     segment = _make_segment()
     dataset_document = MagicMock()
@@ -348,7 +348,7 @@ def test_create_segments_vector_parent_child_non_high_quality_raises(monkeypatch
 
 
 def test_update_segment_vector_high_quality_uses_vector(monkeypatch: pytest.MonkeyPatch) -> None:
-    dataset = _make_dataset(indexing_technique="high_quality")
+    dataset = _make_dataset(indexing_technique=IndexTechniqueType.HIGH_QUALITY)
     segment = _make_segment()
 
     vector_instance = MagicMock()
@@ -364,7 +364,7 @@ def test_update_segment_vector_high_quality_uses_vector(monkeypatch: pytest.Monk
 
 
 def test_update_segment_vector_economy_uses_keyword_with_keywords_list(monkeypatch: pytest.MonkeyPatch) -> None:
-    dataset = _make_dataset(indexing_technique="economy")
+    dataset = _make_dataset(indexing_technique=IndexTechniqueType.ECONOMY)
     segment = _make_segment()
 
     keyword_instance = MagicMock()
@@ -380,7 +380,7 @@ def test_update_segment_vector_economy_uses_keyword_with_keywords_list(monkeypat
 
 
 def test_update_segment_vector_economy_uses_keyword_without_keywords_list(monkeypatch: pytest.MonkeyPatch) -> None:
-    dataset = _make_dataset(indexing_technique="economy")
+    dataset = _make_dataset(indexing_technique=IndexTechniqueType.ECONOMY)
     segment = _make_segment()
 
     keyword_instance = MagicMock()
@@ -473,7 +473,7 @@ def test_generate_child_chunks_commits_even_when_no_children(monkeypatch: pytest
 
 
 def test_create_child_chunk_vector_high_quality_adds_texts(monkeypatch: pytest.MonkeyPatch) -> None:
-    dataset = _make_dataset(indexing_technique="high_quality")
+    dataset = _make_dataset(indexing_technique=IndexTechniqueType.HIGH_QUALITY)
     child_chunk = MagicMock()
     child_chunk.content = "child"
     child_chunk.index_node_id = "id"
@@ -489,7 +489,7 @@ def test_create_child_chunk_vector_high_quality_adds_texts(monkeypatch: pytest.M
 
 
 def test_create_child_chunk_vector_economy_noop(monkeypatch: pytest.MonkeyPatch) -> None:
-    dataset = _make_dataset(indexing_technique="economy")
+    dataset = _make_dataset(indexing_technique=IndexTechniqueType.ECONOMY)
     vector_cls = MagicMock()
     monkeypatch.setattr(vector_service_module, "Vector", vector_cls)
 
@@ -505,7 +505,7 @@ def test_create_child_chunk_vector_economy_noop(monkeypatch: pytest.MonkeyPatch)
 
 
 def test_update_child_chunk_vector_high_quality_updates_vector(monkeypatch: pytest.MonkeyPatch) -> None:
-    dataset = _make_dataset(indexing_technique="high_quality")
+    dataset = _make_dataset(indexing_technique=IndexTechniqueType.HIGH_QUALITY)
 
     new_chunk = MagicMock()
     new_chunk.content = "n"
@@ -536,7 +536,7 @@ def test_update_child_chunk_vector_high_quality_updates_vector(monkeypatch: pyte
 
 
 def test_update_child_chunk_vector_economy_noop(monkeypatch: pytest.MonkeyPatch) -> None:
-    dataset = _make_dataset(indexing_technique="economy")
+    dataset = _make_dataset(indexing_technique=IndexTechniqueType.ECONOMY)
     vector_cls = MagicMock()
     monkeypatch.setattr(vector_service_module, "Vector", vector_cls)
     VectorService.update_child_chunk_vector([], [], [], dataset)
@@ -561,7 +561,7 @@ def test_delete_child_chunk_vector_deletes_by_id(monkeypatch: pytest.MonkeyPatch
 
 
 def test_update_multimodel_vector_returns_when_not_high_quality(monkeypatch: pytest.MonkeyPatch) -> None:
-    dataset = _make_dataset(indexing_technique="economy", is_multimodal=True)
+    dataset = _make_dataset(indexing_technique=IndexTechniqueType.ECONOMY, is_multimodal=True)
     segment = _make_segment(tenant_id="t", attachments=[{"id": "a"}])
 
     vector_cls = MagicMock()
@@ -575,7 +575,7 @@ def test_update_multimodel_vector_returns_when_not_high_quality(monkeypatch: pyt
 
 
 def test_update_multimodel_vector_returns_when_no_actual_change(monkeypatch: pytest.MonkeyPatch) -> None:
-    dataset = _make_dataset(indexing_technique="high_quality", is_multimodal=True)
+    dataset = _make_dataset(indexing_technique=IndexTechniqueType.HIGH_QUALITY, is_multimodal=True)
     segment = _make_segment(tenant_id="t", attachments=[{"id": "a"}, {"id": "b"}])
 
     vector_cls = MagicMock()
@@ -591,7 +591,7 @@ def test_update_multimodel_vector_returns_when_no_actual_change(monkeypatch: pyt
 def test_update_multimodel_vector_deletes_bindings_and_commits_on_empty_new_ids(
     monkeypatch: pytest.MonkeyPatch,
 ) -> None:
-    dataset = _make_dataset(indexing_technique="high_quality", is_multimodal=True)
+    dataset = _make_dataset(indexing_technique=IndexTechniqueType.HIGH_QUALITY, is_multimodal=True)
     segment = _make_segment(tenant_id="tenant-1", attachments=[{"id": "old-1"}, {"id": "old-2"}])
 
     vector_instance = MagicMock(name="vector_instance")
@@ -612,7 +612,7 @@ def test_update_multimodel_vector_deletes_bindings_and_commits_on_empty_new_ids(
 
 
 def test_update_multimodel_vector_commits_when_no_upload_files_found(monkeypatch: pytest.MonkeyPatch) -> None:
-    dataset = _make_dataset(indexing_technique="high_quality", is_multimodal=True)
+    dataset = _make_dataset(indexing_technique=IndexTechniqueType.HIGH_QUALITY, is_multimodal=True)
     segment = _make_segment(tenant_id="tenant-1", attachments=[{"id": "old-1"}])
 
     vector_instance = MagicMock()
@@ -630,7 +630,7 @@ def test_update_multimodel_vector_commits_when_no_upload_files_found(monkeypatch
 def test_update_multimodel_vector_adds_bindings_and_vectors_and_skips_missing_upload_files(
     monkeypatch: pytest.MonkeyPatch,
 ) -> None:
-    dataset = _make_dataset(indexing_technique="high_quality", is_multimodal=True)
+    dataset = _make_dataset(indexing_technique=IndexTechniqueType.HIGH_QUALITY, is_multimodal=True)
     segment = _make_segment(segment_id="seg-1", tenant_id="tenant-1", attachments=[{"id": "old-1"}])
 
     vector_instance = MagicMock()
@@ -663,7 +663,7 @@ def test_update_multimodel_vector_adds_bindings_and_vectors_and_skips_missing_up
 def test_update_multimodel_vector_updates_bindings_without_multimodal_vector_ops(
     monkeypatch: pytest.MonkeyPatch,
 ) -> None:
-    dataset = _make_dataset(indexing_technique="high_quality", is_multimodal=False)
+    dataset = _make_dataset(indexing_technique=IndexTechniqueType.HIGH_QUALITY, is_multimodal=False)
     segment = _make_segment(tenant_id="tenant-1", attachments=[{"id": "old-1"}])
 
     vector_instance = MagicMock()
@@ -683,7 +683,7 @@ def test_update_multimodel_vector_updates_bindings_without_multimodal_vector_ops
 
 
 def test_update_multimodel_vector_rolls_back_and_reraises_on_error(monkeypatch: pytest.MonkeyPatch) -> None:
-    dataset = _make_dataset(indexing_technique="high_quality", is_multimodal=True)
+    dataset = _make_dataset(indexing_technique=IndexTechniqueType.HIGH_QUALITY, is_multimodal=True)
     segment = _make_segment(segment_id="seg-1", tenant_id="tenant-1", attachments=[{"id": "old-1"}])
 
     vector_instance = MagicMock()
diff --git a/api/tests/unit_tests/services/test_webapp_auth_service.py b/api/tests/unit_tests/services/test_webapp_auth_service.py
deleted file mode 100644
index 262c1f1524..0000000000
--- a/api/tests/unit_tests/services/test_webapp_auth_service.py
+++ /dev/null
@@ -1,379 +0,0 @@
-from __future__ import annotations
-
-from datetime import UTC, datetime
-from types import SimpleNamespace
-from typing import Any, cast
-from unittest.mock import MagicMock
-
-import pytest
-from pytest_mock import MockerFixture
-from werkzeug.exceptions import NotFound, Unauthorized
-
-from models import Account, AccountStatus
-from services.errors.account import AccountLoginError, AccountNotFoundError, AccountPasswordError
-from services.webapp_auth_service import WebAppAuthService, WebAppAuthType
-
-ACCOUNT_LOOKUP_PATH = "services.webapp_auth_service.AccountService.get_account_by_email_with_case_fallback"
-TOKEN_GENERATE_PATH = "services.webapp_auth_service.TokenManager.generate_token"
-TOKEN_GET_DATA_PATH = "services.webapp_auth_service.TokenManager.get_token_data"
-
-
-def _account(**kwargs: Any) -> Account:
-    return cast(Account, SimpleNamespace(**kwargs))
-
-
-@pytest.fixture
-def mock_db(mocker: MockerFixture) -> MagicMock:
-    # Arrange
-    mocked_db = mocker.patch("services.webapp_auth_service.db")
-    mocked_db.session = MagicMock()
-    return mocked_db
-
-
-def test_authenticate_should_raise_account_not_found_when_email_does_not_exist(mocker: MockerFixture) -> None:
-    # Arrange
-    mocker.patch(ACCOUNT_LOOKUP_PATH, return_value=None)
-
-    # Act + Assert
-    with pytest.raises(AccountNotFoundError):
-        WebAppAuthService.authenticate("user@example.com", "pwd")
-
-
-def test_authenticate_should_raise_account_login_error_when_account_is_banned(mocker: MockerFixture) -> None:
-    # Arrange
-    account = SimpleNamespace(status=AccountStatus.BANNED, password="hash", password_salt="salt")
-    mocker.patch(
-        ACCOUNT_LOOKUP_PATH,
-        return_value=account,
-    )
-
-    # Act + Assert
-    with pytest.raises(AccountLoginError, match="Account is banned"):
-        WebAppAuthService.authenticate("user@example.com", "pwd")
-
-
-@pytest.mark.parametrize("password_value", [None, "hash"])
-def test_authenticate_should_raise_password_error_when_password_is_invalid(
-    password_value: str | None,
-    mocker: MockerFixture,
-) -> None:
-    # Arrange
-    account = SimpleNamespace(status=AccountStatus.ACTIVE, password=password_value, password_salt="salt")
-    mocker.patch(
-        ACCOUNT_LOOKUP_PATH,
-        return_value=account,
-    )
-    mocker.patch("services.webapp_auth_service.compare_password", return_value=False)
-
-    # Act + Assert
-    with pytest.raises(AccountPasswordError, match="Invalid email or password"):
-        WebAppAuthService.authenticate("user@example.com", "pwd")
-
-
-def test_authenticate_should_return_account_when_credentials_are_valid(mocker: MockerFixture) -> None:
-    # Arrange
-    account = SimpleNamespace(status=AccountStatus.ACTIVE, password="hash", password_salt="salt")
-    mocker.patch(
-        ACCOUNT_LOOKUP_PATH,
-        return_value=account,
-    )
-    mocker.patch("services.webapp_auth_service.compare_password", return_value=True)
-
-    # Act
-    result = WebAppAuthService.authenticate("user@example.com", "pwd")
-
-    # Assert
-    assert result is account
-
-
-def test_login_should_return_token_from_internal_token_builder(mocker: MockerFixture) -> None:
-    # Arrange
-    account = _account(id="a1", email="u@example.com")
-    mock_get_token = mocker.patch.object(WebAppAuthService, "_get_account_jwt_token", return_value="jwt-token")
-
-    # Act
-    result = WebAppAuthService.login(account)
-
-    # Assert
-    assert result == "jwt-token"
-    mock_get_token.assert_called_once_with(account=account)
-
-
-def test_get_user_through_email_should_return_none_when_account_not_found(mocker: MockerFixture) -> None:
-    # Arrange
-    mocker.patch(ACCOUNT_LOOKUP_PATH, return_value=None)
-
-    # Act
-    result = WebAppAuthService.get_user_through_email("missing@example.com")
-
-    # Assert
-    assert result is None
-
-
-def test_get_user_through_email_should_raise_unauthorized_when_account_banned(mocker: MockerFixture) -> None:
-    # Arrange
-    account = SimpleNamespace(status=AccountStatus.BANNED)
-    mocker.patch(
-        ACCOUNT_LOOKUP_PATH,
-        return_value=account,
-    )
-
-    # Act + Assert
-    with pytest.raises(Unauthorized, match="Account is banned"):
-        WebAppAuthService.get_user_through_email("user@example.com")
-
-
-def test_get_user_through_email_should_return_account_when_active(mocker: MockerFixture) -> None:
-    # Arrange
-    account = SimpleNamespace(status=AccountStatus.ACTIVE)
-    mocker.patch(
-        ACCOUNT_LOOKUP_PATH,
-        return_value=account,
-    )
-
-    # Act
-    result = WebAppAuthService.get_user_through_email("user@example.com")
-
-    # Assert
-    assert result is account
-
-
-def test_send_email_code_login_email_should_raise_error_when_email_not_provided() -> None:
-    # Arrange
-    # Act + Assert
-    with pytest.raises(ValueError, match="Email must be provided"):
-        WebAppAuthService.send_email_code_login_email(account=None, email=None)
-
-
-def test_send_email_code_login_email_should_generate_token_and_send_mail_for_account(
-    mocker: MockerFixture,
-) -> None:
-    # Arrange
-    account = _account(email="user@example.com")
-    mocker.patch("services.webapp_auth_service.secrets.randbelow", side_effect=[1, 2, 3, 4, 5, 6])
-    mock_generate_token = mocker.patch(TOKEN_GENERATE_PATH, return_value="token-1")
-    mock_delay = mocker.patch("services.webapp_auth_service.send_email_code_login_mail_task.delay")
-
-    # Act
-    result = WebAppAuthService.send_email_code_login_email(account=account, language="en-US")
-
-    # Assert
-    assert result == "token-1"
-    mock_generate_token.assert_called_once()
-    assert mock_generate_token.call_args.kwargs["additional_data"] == {"code": "123456"}
-    mock_delay.assert_called_once_with(language="en-US", to="user@example.com", code="123456")
-
-
-def test_send_email_code_login_email_should_send_mail_for_email_without_account(
-    mocker: MockerFixture,
-) -> None:
-    # Arrange
-    mocker.patch("services.webapp_auth_service.secrets.randbelow", side_effect=[0, 0, 0, 0, 0, 0])
-    mocker.patch(TOKEN_GENERATE_PATH, return_value="token-2")
-    mock_delay = mocker.patch("services.webapp_auth_service.send_email_code_login_mail_task.delay")
-
-    # Act
-    result = WebAppAuthService.send_email_code_login_email(account=None, email="alt@example.com", language="zh-Hans")
-
-    # Assert
-    assert result == "token-2"
-    mock_delay.assert_called_once_with(language="zh-Hans", to="alt@example.com", code="000000")
-
-
-def test_get_email_code_login_data_should_delegate_to_token_manager(mocker: MockerFixture) -> None:
-    # Arrange
-    mock_get_data = mocker.patch(TOKEN_GET_DATA_PATH, return_value={"code": "123"})
-
-    # Act
-    result = WebAppAuthService.get_email_code_login_data("token-abc")
-
-    # Assert
-    assert result == {"code": "123"}
-    mock_get_data.assert_called_once_with("token-abc", "email_code_login")
-
-
-def test_revoke_email_code_login_token_should_delegate_to_token_manager(mocker: MockerFixture) -> None:
-    # Arrange
-    mock_revoke = mocker.patch("services.webapp_auth_service.TokenManager.revoke_token")
-
-    # Act
-    WebAppAuthService.revoke_email_code_login_token("token-xyz")
-
-    # Assert
-    mock_revoke.assert_called_once_with("token-xyz", "email_code_login")
-
-
-def test_create_end_user_should_raise_not_found_when_site_does_not_exist(mock_db: MagicMock) -> None:
-    # Arrange
-    mock_db.session.query.return_value.where.return_value.first.return_value = None
-
-    # Act + Assert
-    with pytest.raises(NotFound, match="Site not found"):
-        WebAppAuthService.create_end_user("app-code", "user@example.com")
-
-
-def test_create_end_user_should_raise_not_found_when_app_does_not_exist(mock_db: MagicMock) -> None:
-    # Arrange
-    site = SimpleNamespace(app_id="app-1")
-    app_query = MagicMock()
-    app_query.where.return_value.first.return_value = None
-    mock_db.session.query.return_value.where.return_value.first.side_effect = [site, None]
-
-    # Act + Assert
-    with pytest.raises(NotFound, match="App not found"):
-        WebAppAuthService.create_end_user("app-code", "user@example.com")
-
-
-def test_create_end_user_should_create_and_commit_end_user_when_data_is_valid(mock_db: MagicMock) -> None:
-    # Arrange
-    site = SimpleNamespace(app_id="app-1")
-    app_model = SimpleNamespace(tenant_id="tenant-1", id="app-1")
-    mock_db.session.query.return_value.where.return_value.first.side_effect = [site, app_model]
-
-    # Act
-    result = WebAppAuthService.create_end_user("app-code", "user@example.com")
-
-    # Assert
-    assert result.tenant_id == "tenant-1"
-    assert result.app_id == "app-1"
-    assert result.session_id == "user@example.com"
-    mock_db.session.add.assert_called_once()
-    mock_db.session.commit.assert_called_once()
-
-
-def test_get_account_jwt_token_should_build_payload_and_issue_token(mocker: MockerFixture) -> None:
-    # Arrange
-    account = _account(id="a1", email="user@example.com")
-    mocker.patch("services.webapp_auth_service.dify_config.ACCESS_TOKEN_EXPIRE_MINUTES", 60)
-    mock_issue = mocker.patch("services.webapp_auth_service.PassportService.issue", return_value="jwt-1")
-
-    # Act
-    token = WebAppAuthService._get_account_jwt_token(account)
-
-    # Assert
-    assert token == "jwt-1"
-    payload = mock_issue.call_args.args[0]
-    assert payload["user_id"] == "a1"
-    assert payload["session_id"] == "user@example.com"
-    assert payload["token_source"] == "webapp_login_token"
-    assert payload["auth_type"] == "internal"
-    assert payload["exp"] > int(datetime.now(UTC).timestamp())
-
-
-@pytest.mark.parametrize(
-    ("access_mode", "expected"),
-    [
-        ("private", True),
-        ("private_all", True),
-        ("public", False),
-    ],
-)
-def test_is_app_require_permission_check_should_use_access_mode_when_provided(
-    access_mode: str,
-    expected: bool,
-) -> None:
-    # Arrange
-    # Act
-    result = WebAppAuthService.is_app_require_permission_check(access_mode=access_mode)
-
-    # Assert
-    assert result is expected
-
-
-def test_is_app_require_permission_check_should_raise_when_no_identifier_provided() -> None:
-    # Arrange
-    # Act + Assert
-    with pytest.raises(ValueError, match="Either app_code or app_id must be provided"):
-        WebAppAuthService.is_app_require_permission_check()
-
-
-def test_is_app_require_permission_check_should_raise_when_app_id_cannot_be_determined(mocker: MockerFixture) -> None:
-    # Arrange
-    mocker.patch("services.webapp_auth_service.AppService.get_app_id_by_code", return_value=None)
-
-    # Act + Assert
-    with pytest.raises(ValueError, match="App ID could not be determined"):
-        WebAppAuthService.is_app_require_permission_check(app_code="app-code")
-
-
-def test_is_app_require_permission_check_should_return_true_when_enterprise_mode_requires_it(
-    mocker: MockerFixture,
-) -> None:
-    # Arrange
-    mocker.patch("services.webapp_auth_service.AppService.get_app_id_by_code", return_value="app-1")
-    mocker.patch(
-        "services.webapp_auth_service.EnterpriseService.WebAppAuth.get_app_access_mode_by_id",
-        return_value=SimpleNamespace(access_mode="private"),
-    )
-
-    # Act
-    result = WebAppAuthService.is_app_require_permission_check(app_code="app-code")
-
-    # Assert
-    assert result is True
-
-
-def test_is_app_require_permission_check_should_return_false_when_enterprise_settings_do_not_require_it(
-    mocker: MockerFixture,
-) -> None:
-    # Arrange
-    mocker.patch(
-        "services.webapp_auth_service.EnterpriseService.WebAppAuth.get_app_access_mode_by_id",
-        return_value=SimpleNamespace(access_mode="public"),
-    )
-
-    # Act
-    result = WebAppAuthService.is_app_require_permission_check(app_id="app-1")
-
-    # Assert
-    assert result is False
-
-
-@pytest.mark.parametrize(
-    ("access_mode", "expected"),
-    [
-        ("public", WebAppAuthType.PUBLIC),
-        ("private", WebAppAuthType.INTERNAL),
-        ("private_all", WebAppAuthType.INTERNAL),
-        ("sso_verified", WebAppAuthType.EXTERNAL),
-    ],
-)
-def test_get_app_auth_type_should_map_access_modes_correctly(
-    access_mode: str,
-    expected: WebAppAuthType,
-) -> None:
-    # Arrange
-    # Act
-    result = WebAppAuthService.get_app_auth_type(access_mode=access_mode)
-
-    # Assert
-    assert result == expected
-
-
-def test_get_app_auth_type_should_resolve_from_app_code(mocker: MockerFixture) -> None:
-    # Arrange
-    mocker.patch("services.webapp_auth_service.AppService.get_app_id_by_code", return_value="app-1")
-    mocker.patch(
-        "services.webapp_auth_service.EnterpriseService.WebAppAuth.get_app_access_mode_by_id",
-        return_value=SimpleNamespace(access_mode="private_all"),
-    )
-
-    # Act
-    result = WebAppAuthService.get_app_auth_type(app_code="app-code")
-
-    # Assert
-    assert result == WebAppAuthType.INTERNAL
-
-
-def test_get_app_auth_type_should_raise_when_no_input_provided() -> None:
-    # Arrange
-    # Act + Assert
-    with pytest.raises(ValueError, match="Either app_code or access_mode must be provided"):
-        WebAppAuthService.get_app_auth_type()
-
-
-def test_get_app_auth_type_should_raise_when_cannot_determine_type_from_invalid_mode() -> None:
-    # Arrange
-    # Act + Assert
-    with pytest.raises(ValueError, match="Could not determine app authentication type"):
-        WebAppAuthService.get_app_auth_type(access_mode="unknown")
diff --git a/api/tests/unit_tests/services/test_workflow_app_service.py b/api/tests/unit_tests/services/test_workflow_app_service.py
deleted file mode 100644
index fa76521f2d..0000000000
--- a/api/tests/unit_tests/services/test_workflow_app_service.py
+++ /dev/null
@@ -1,300 +0,0 @@
-from __future__ import annotations
-
-import json
-import uuid
-from types import SimpleNamespace
-from typing import Any, cast
-from unittest.mock import MagicMock
-
-import pytest
-from pytest_mock import MockerFixture
-
-from dify_graph.enums import WorkflowExecutionStatus
-from models import App, WorkflowAppLog
-from models.enums import AppTriggerType, CreatorUserRole
-from services.workflow_app_service import LogView, WorkflowAppService
-
-
-@pytest.fixture
-def service() -> WorkflowAppService:
-    # Arrange
-    return WorkflowAppService()
-
-
-@pytest.fixture
-def app_model() -> App:
-    # Arrange
-    return cast(App, SimpleNamespace(id="app-1", tenant_id="tenant-1"))
-
-
-def _workflow_app_log(**kwargs: Any) -> WorkflowAppLog:
-    return cast(WorkflowAppLog, SimpleNamespace(**kwargs))
-
-
-def test_log_view_details_should_return_wrapped_details_and_proxy_attributes() -> None:
-    # Arrange
-    log = _workflow_app_log(id="log-1", status="succeeded")
-    view = LogView(log=log, details={"trigger_metadata": {"type": "plugin"}})
-
-    # Act
-    details = view.details
-    proxied_status = view.status
-
-    # Assert
-    assert details == {"trigger_metadata": {"type": "plugin"}}
-    assert proxied_status == "succeeded"
-
-
-def test_get_paginate_workflow_app_logs_should_return_paginated_summary_when_detail_false(
-    service: WorkflowAppService,
-    app_model: App,
-) -> None:
-    # Arrange
-    session = MagicMock()
-    log_1 = SimpleNamespace(id="log-1")
-    log_2 = SimpleNamespace(id="log-2")
-    session.scalar.return_value = 3
-    session.scalars.return_value.all.return_value = [log_1, log_2]
-
-    # Act
-    result = service.get_paginate_workflow_app_logs(
-        session=session,
-        app_model=app_model,
-        page=1,
-        limit=2,
-        detail=False,
-    )
-
-    # Assert
-    assert result["page"] == 1
-    assert result["limit"] == 2
-    assert result["total"] == 3
-    assert result["has_more"] is True
-    assert len(result["data"]) == 2
-    assert isinstance(result["data"][0], LogView)
-    assert result["data"][0].details is None
-
-
-def test_get_paginate_workflow_app_logs_should_return_detailed_rows_when_detail_true(
-    service: WorkflowAppService,
-    app_model: App,
-    mocker: MockerFixture,
-) -> None:
-    # Arrange
-    session = MagicMock()
-    session.scalar.side_effect = [1]
-    log_1 = SimpleNamespace(id="log-1")
-    session.execute.return_value.all.return_value = [(log_1, '{"type":"trigger_plugin"}')]
-    mock_handle = mocker.patch.object(
-        service,
-        "handle_trigger_metadata",
-        return_value={"type": "trigger_plugin", "icon": "url"},
-    )
-
-    # Act
-    result = service.get_paginate_workflow_app_logs(
-        session=session,
-        app_model=app_model,
-        keyword="run-1",
-        status=WorkflowExecutionStatus.SUCCEEDED,
-        created_at_before=None,
-        created_at_after=None,
-        page=1,
-        limit=20,
-        detail=True,
-    )
-
-    # Assert
-    assert result["total"] == 1
-    assert len(result["data"]) == 1
-    assert result["data"][0].details == {"trigger_metadata": {"type": "trigger_plugin", "icon": "url"}}
-    mock_handle.assert_called_once()
-
-
-def test_get_paginate_workflow_app_logs_should_raise_when_account_filter_email_not_found(
-    service: WorkflowAppService,
-    app_model: App,
-) -> None:
-    # Arrange
-    session = MagicMock()
-    session.scalar.return_value = None
-
-    # Act + Assert
-    with pytest.raises(ValueError, match="Account not found: account@example.com"):
-        service.get_paginate_workflow_app_logs(
-            session=session,
-            app_model=app_model,
-            created_by_account="account@example.com",
-        )
-
-
-def test_get_paginate_workflow_app_logs_should_filter_by_account_when_account_exists(
-    service: WorkflowAppService,
-    app_model: App,
-) -> None:
-    # Arrange
-    session = MagicMock()
-    session.scalar.side_effect = [SimpleNamespace(id="account-1"), 0]
-    session.scalars.return_value.all.return_value = []
-
-    # Act
-    result = service.get_paginate_workflow_app_logs(
-        session=session,
-        app_model=app_model,
-        created_by_account="account@example.com",
-    )
-
-    # Assert
-    assert result["total"] == 0
-    assert result["data"] == []
-
-
-def test_get_paginate_workflow_archive_logs_should_return_paginated_archive_items(
-    service: WorkflowAppService,
-    app_model: App,
-) -> None:
-    # Arrange
-    session = MagicMock()
-    log_account = SimpleNamespace(
-        id="log-1",
-        created_by="acc-1",
-        created_by_role=CreatorUserRole.ACCOUNT,
-        workflow_run_summary={"run": "1"},
-        trigger_metadata='{"type":"trigger-webhook"}',
-        log_created_at="2026-01-01",
-    )
-    log_end_user = SimpleNamespace(
-        id="log-2",
-        created_by="end-1",
-        created_by_role=CreatorUserRole.END_USER,
-        workflow_run_summary={"run": "2"},
-        trigger_metadata='{"type":"trigger-webhook"}',
-        log_created_at="2026-01-02",
-    )
-    log_unknown = SimpleNamespace(
-        id="log-3",
-        created_by="other",
-        created_by_role="system",
-        workflow_run_summary={"run": "3"},
-        trigger_metadata='{"type":"trigger-webhook"}',
-        log_created_at="2026-01-03",
-    )
-    session.scalar.return_value = 3
-    session.scalars.side_effect = [
-        SimpleNamespace(all=lambda: [log_account, log_end_user, log_unknown]),
-        SimpleNamespace(all=lambda: [SimpleNamespace(id="acc-1", email="a@example.com")]),
-        SimpleNamespace(all=lambda: [SimpleNamespace(id="end-1", session_id="session-1")]),
-    ]
-
-    # Act
-    result = service.get_paginate_workflow_archive_logs(
-        session=session,
-        app_model=app_model,
-        page=1,
-        limit=20,
-    )
-
-    # Assert
-    assert result["total"] == 3
-    assert len(result["data"]) == 3
-    assert result["data"][0]["created_by_account"].id == "acc-1"
-    assert result["data"][1]["created_by_end_user"].id == "end-1"
-    assert result["data"][2]["created_by_account"] is None
-    assert result["data"][2]["created_by_end_user"] is None
-
-
-def test_handle_trigger_metadata_should_return_empty_dict_when_metadata_missing(
-    service: WorkflowAppService,
-) -> None:
-    # Arrange
-    # Act
-    result = service.handle_trigger_metadata("tenant-1", None)
-
-    # Assert
-    assert result == {}
-
-
-def test_handle_trigger_metadata_should_enrich_plugin_icons_for_trigger_plugin(
-    service: WorkflowAppService,
-    mocker: MockerFixture,
-) -> None:
-    # Arrange
-    meta = {
-        "type": AppTriggerType.TRIGGER_PLUGIN.value,
-        "icon_filename": "light.png",
-        "icon_dark_filename": "dark.png",
-    }
-    mock_icon = mocker.patch(
-        "services.workflow_app_service.PluginService.get_plugin_icon_url",
-        side_effect=["https://cdn/light.png", "https://cdn/dark.png"],
-    )
-
-    # Act
-    result = service.handle_trigger_metadata("tenant-1", json.dumps(meta))
-
-    # Assert
-    assert result["icon"] == "https://cdn/light.png"
-    assert result["icon_dark"] == "https://cdn/dark.png"
-    assert mock_icon.call_count == 2
-
-
-def test_handle_trigger_metadata_should_return_non_plugin_metadata_without_icon_lookup(
-    service: WorkflowAppService,
-    mocker: MockerFixture,
-) -> None:
-    # Arrange
-    meta = {"type": AppTriggerType.TRIGGER_WEBHOOK.value}
-    mock_icon = mocker.patch("services.workflow_app_service.PluginService.get_plugin_icon_url")
-
-    # Act
-    result = service.handle_trigger_metadata("tenant-1", json.dumps(meta))
-
-    # Assert
-    assert result["type"] == AppTriggerType.TRIGGER_WEBHOOK.value
-    mock_icon.assert_not_called()
-
-
-@pytest.mark.parametrize(
-    ("value", "expected"),
-    [
-        (None, None),
-        ("", None),
-        ('{"k":"v"}', {"k": "v"}),
-        ("not-json", None),
-        ({"raw": True}, {"raw": True}),
-    ],
-)
-def test_safe_json_loads_should_handle_various_inputs(
-    value: object,
-    expected: object,
-    service: WorkflowAppService,
-) -> None:
-    # Arrange
-    # Act
-    result = service._safe_json_loads(value)
-
-    # Assert
-    assert result == expected
-
-
-def test_safe_parse_uuid_should_return_none_for_short_or_invalid_values(service: WorkflowAppService) -> None:
-    # Arrange
-    # Act
-    short_result = service._safe_parse_uuid("short")
-    invalid_result = service._safe_parse_uuid("x" * 40)
-
-    # Assert
-    assert short_result is None
-    assert invalid_result is None
-
-
-def test_safe_parse_uuid_should_return_uuid_for_valid_uuid_string(service: WorkflowAppService) -> None:
-    # Arrange
-    raw_uuid = str(uuid.uuid4())
-
-    # Act
-    result = service._safe_parse_uuid(raw_uuid)
-
-    # Assert
-    assert result is not None
-    assert str(result) == raw_uuid
diff --git a/api/tests/unit_tests/services/tools/test_tools_transform_service.py b/api/tests/unit_tests/services/tools/test_tools_transform_service.py
deleted file mode 100644
index 9616d2f102..0000000000
--- a/api/tests/unit_tests/services/tools/test_tools_transform_service.py
+++ /dev/null
@@ -1,452 +0,0 @@
-from unittest.mock import Mock
-
-from core.tools.__base.tool import Tool
-from core.tools.entities.api_entities import ToolApiEntity, ToolProviderApiEntity
-from core.tools.entities.common_entities import I18nObject
-from core.tools.entities.tool_entities import ToolParameter, ToolProviderType
-from services.tools.tools_transform_service import ToolTransformService
-
-
-class TestToolTransformService:
-    """Test cases for ToolTransformService.convert_tool_entity_to_api_entity method"""
-
-    def test_convert_tool_with_parameter_override(self):
-        """Test that runtime parameters correctly override base parameters"""
-        # Create mock base parameters
-        base_param1 = Mock(spec=ToolParameter)
-        base_param1.name = "param1"
-        base_param1.form = ToolParameter.ToolParameterForm.FORM
-        base_param1.type = "string"
-        base_param1.label = "Base Param 1"
-
-        base_param2 = Mock(spec=ToolParameter)
-        base_param2.name = "param2"
-        base_param2.form = ToolParameter.ToolParameterForm.FORM
-        base_param2.type = "string"
-        base_param2.label = "Base Param 2"
-
-        # Create mock runtime parameters that override base parameters
-        runtime_param1 = Mock(spec=ToolParameter)
-        runtime_param1.name = "param1"
-        runtime_param1.form = ToolParameter.ToolParameterForm.FORM
-        runtime_param1.type = "string"
-        runtime_param1.label = "Runtime Param 1"  # Different label to verify override
-
-        # Create mock tool
-        mock_tool = Mock(spec=Tool)
-        mock_tool.entity = Mock()
-        mock_tool.entity.parameters = [base_param1, base_param2]
-        mock_tool.entity.identity = Mock()
-        mock_tool.entity.identity.author = "test_author"
-        mock_tool.entity.identity.name = "test_tool"
-        mock_tool.entity.identity.label = I18nObject(en_US="Test Tool")
-        mock_tool.entity.description = Mock()
-        mock_tool.entity.description.human = I18nObject(en_US="Test description")
-        mock_tool.entity.output_schema = {}
-        mock_tool.get_runtime_parameters.return_value = [runtime_param1]
-
-        # Mock fork_tool_runtime to return the same tool
-        mock_tool.fork_tool_runtime.return_value = mock_tool
-
-        # Call the method
-        result = ToolTransformService.convert_tool_entity_to_api_entity(mock_tool, "test_tenant", None)
-
-        # Verify the result
-        assert isinstance(result, ToolApiEntity)
-        assert result.author == "test_author"
-        assert result.name == "test_tool"
-        assert result.parameters is not None
-        assert len(result.parameters) == 2
-
-        # Find the overridden parameter
-        overridden_param = next((p for p in result.parameters if p.name == "param1"), None)
-        assert overridden_param is not None
-        assert overridden_param.label == "Runtime Param 1"  # Should be runtime version
-
-        # Find the non-overridden parameter
-        original_param = next((p for p in result.parameters if p.name == "param2"), None)
-        assert original_param is not None
-        assert original_param.label == "Base Param 2"  # Should be base version
-
-    def test_convert_tool_with_additional_runtime_parameters(self):
-        """Test that additional runtime parameters are added to the final list"""
-        # Create mock base parameters
-        base_param1 = Mock(spec=ToolParameter)
-        base_param1.name = "param1"
-        base_param1.form = ToolParameter.ToolParameterForm.FORM
-        base_param1.type = "string"
-        base_param1.label = "Base Param 1"
-
-        # Create mock runtime parameters - one that overrides and one that's new
-        runtime_param1 = Mock(spec=ToolParameter)
-        runtime_param1.name = "param1"
-        runtime_param1.form = ToolParameter.ToolParameterForm.FORM
-        runtime_param1.type = "string"
-        runtime_param1.label = "Runtime Param 1"
-
-        runtime_param2 = Mock(spec=ToolParameter)
-        runtime_param2.name = "runtime_only"
-        runtime_param2.form = ToolParameter.ToolParameterForm.FORM
-        runtime_param2.type = "string"
-        runtime_param2.label = "Runtime Only Param"
-
-        # Create mock tool
-        mock_tool = Mock(spec=Tool)
-        mock_tool.entity = Mock()
-        mock_tool.entity.parameters = [base_param1]
-        mock_tool.entity.identity = Mock()
-        mock_tool.entity.identity.author = "test_author"
-        mock_tool.entity.identity.name = "test_tool"
-        mock_tool.entity.identity.label = I18nObject(en_US="Test Tool")
-        mock_tool.entity.description = Mock()
-        mock_tool.entity.description.human = I18nObject(en_US="Test description")
-        mock_tool.entity.output_schema = {}
-        mock_tool.get_runtime_parameters.return_value = [runtime_param1, runtime_param2]
-
-        # Mock fork_tool_runtime to return the same tool
-        mock_tool.fork_tool_runtime.return_value = mock_tool
-
-        # Call the method
-        result = ToolTransformService.convert_tool_entity_to_api_entity(mock_tool, "test_tenant", None)
-
-        # Verify the result
-        assert isinstance(result, ToolApiEntity)
-        assert result.parameters is not None
-        assert len(result.parameters) == 2
-
-        # Check that both parameters are present
-        param_names = [p.name for p in result.parameters]
-        assert "param1" in param_names
-        assert "runtime_only" in param_names
-
-        # Verify the overridden parameter has runtime version
-        overridden_param = next((p for p in result.parameters if p.name == "param1"), None)
-        assert overridden_param is not None
-        assert overridden_param.label == "Runtime Param 1"
-
-        # Verify the new runtime parameter is included
-        new_param = next((p for p in result.parameters if p.name == "runtime_only"), None)
-        assert new_param is not None
-        assert new_param.label == "Runtime Only Param"
-
-    def test_convert_tool_with_non_form_runtime_parameters(self):
-        """Test that non-FORM runtime parameters are not added as new parameters"""
-        # Create mock base parameters
-        base_param1 = Mock(spec=ToolParameter)
-        base_param1.name = "param1"
-        base_param1.form = ToolParameter.ToolParameterForm.FORM
-        base_param1.type = "string"
-        base_param1.label = "Base Param 1"
-
-        # Create mock runtime parameters with different forms
-        runtime_param1 = Mock(spec=ToolParameter)
-        runtime_param1.name = "param1"
-        runtime_param1.form = ToolParameter.ToolParameterForm.FORM
-        runtime_param1.type = "string"
-        runtime_param1.label = "Runtime Param 1"
-
-        runtime_param2 = Mock(spec=ToolParameter)
-        runtime_param2.name = "llm_param"
-        runtime_param2.form = ToolParameter.ToolParameterForm.LLM
-        runtime_param2.type = "string"
-        runtime_param2.label = "LLM Param"
-
-        # Create mock tool
-        mock_tool = Mock(spec=Tool)
-        mock_tool.entity = Mock()
-        mock_tool.entity.parameters = [base_param1]
-        mock_tool.entity.identity = Mock()
-        mock_tool.entity.identity.author = "test_author"
-        mock_tool.entity.identity.name = "test_tool"
-        mock_tool.entity.identity.label = I18nObject(en_US="Test Tool")
-        mock_tool.entity.description = Mock()
-        mock_tool.entity.description.human = I18nObject(en_US="Test description")
-        mock_tool.entity.output_schema = {}
-        mock_tool.get_runtime_parameters.return_value = [runtime_param1, runtime_param2]
-
-        # Mock fork_tool_runtime to return the same tool
-        mock_tool.fork_tool_runtime.return_value = mock_tool
-
-        # Call the method
-        result = ToolTransformService.convert_tool_entity_to_api_entity(mock_tool, "test_tenant", None)
-
-        # Verify the result
-        assert isinstance(result, ToolApiEntity)
-        assert result.parameters is not None
-        assert len(result.parameters) == 1  # Only the FORM parameter should be present
-
-        # Check that only the FORM parameter is present
-        param_names = [p.name for p in result.parameters]
-        assert "param1" in param_names
-        assert "llm_param" not in param_names
-
-    def test_convert_tool_with_empty_parameters(self):
-        """Test conversion with empty base and runtime parameters"""
-        # Create mock tool with no parameters
-        mock_tool = Mock(spec=Tool)
-        mock_tool.entity = Mock()
-        mock_tool.entity.parameters = []
-        mock_tool.entity.identity = Mock()
-        mock_tool.entity.identity.author = "test_author"
-        mock_tool.entity.identity.name = "test_tool"
-        mock_tool.entity.identity.label = I18nObject(en_US="Test Tool")
-        mock_tool.entity.description = Mock()
-        mock_tool.entity.description.human = I18nObject(en_US="Test description")
-        mock_tool.entity.output_schema = {}
-        mock_tool.get_runtime_parameters.return_value = []
-
-        # Mock fork_tool_runtime to return the same tool
-        mock_tool.fork_tool_runtime.return_value = mock_tool
-
-        # Call the method
-        result = ToolTransformService.convert_tool_entity_to_api_entity(mock_tool, "test_tenant", None)
-
-        # Verify the result
-        assert isinstance(result, ToolApiEntity)
-        assert result.parameters is not None
-        assert len(result.parameters) == 0
-
-    def test_convert_tool_with_none_parameters(self):
-        """Test conversion when base parameters is None"""
-        # Create mock tool with None parameters
-        mock_tool = Mock(spec=Tool)
-        mock_tool.entity = Mock()
-        mock_tool.entity.parameters = None
-        mock_tool.entity.identity = Mock()
-        mock_tool.entity.identity.author = "test_author"
-        mock_tool.entity.identity.name = "test_tool"
-        mock_tool.entity.identity.label = I18nObject(en_US="Test Tool")
-        mock_tool.entity.description = Mock()
-        mock_tool.entity.description.human = I18nObject(en_US="Test description")
-        mock_tool.entity.output_schema = {}
-        mock_tool.get_runtime_parameters.return_value = []
-
-        # Mock fork_tool_runtime to return the same tool
-        mock_tool.fork_tool_runtime.return_value = mock_tool
-
-        # Call the method
-        result = ToolTransformService.convert_tool_entity_to_api_entity(mock_tool, "test_tenant", None)
-
-        # Verify the result
-        assert isinstance(result, ToolApiEntity)
-        assert result.parameters is not None
-        assert len(result.parameters) == 0
-
-    def test_convert_tool_parameter_order_preserved(self):
-        """Test that parameter order is preserved correctly"""
-        # Create mock base parameters in specific order
-        base_param1 = Mock(spec=ToolParameter)
-        base_param1.name = "param1"
-        base_param1.form = ToolParameter.ToolParameterForm.FORM
-        base_param1.type = "string"
-        base_param1.label = "Base Param 1"
-
-        base_param2 = Mock(spec=ToolParameter)
-        base_param2.name = "param2"
-        base_param2.form = ToolParameter.ToolParameterForm.FORM
-        base_param2.type = "string"
-        base_param2.label = "Base Param 2"
-
-        base_param3 = Mock(spec=ToolParameter)
-        base_param3.name = "param3"
-        base_param3.form = ToolParameter.ToolParameterForm.FORM
-        base_param3.type = "string"
-        base_param3.label = "Base Param 3"
-
-        # Create runtime parameter that overrides middle parameter
-        runtime_param2 = Mock(spec=ToolParameter)
-        runtime_param2.name = "param2"
-        runtime_param2.form = ToolParameter.ToolParameterForm.FORM
-        runtime_param2.type = "string"
-        runtime_param2.label = "Runtime Param 2"
-
-        # Create new runtime parameter
-        runtime_param4 = Mock(spec=ToolParameter)
-        runtime_param4.name = "param4"
-        runtime_param4.form = ToolParameter.ToolParameterForm.FORM
-        runtime_param4.type = "string"
-        runtime_param4.label = "Runtime Param 4"
-
-        # Create mock tool
-        mock_tool = Mock(spec=Tool)
-        mock_tool.entity = Mock()
-        mock_tool.entity.parameters = [base_param1, base_param2, base_param3]
-        mock_tool.entity.identity = Mock()
-        mock_tool.entity.identity.author = "test_author"
-        mock_tool.entity.identity.name = "test_tool"
-        mock_tool.entity.identity.label = I18nObject(en_US="Test Tool")
-        mock_tool.entity.description = Mock()
-        mock_tool.entity.description.human = I18nObject(en_US="Test description")
-        mock_tool.entity.output_schema = {}
-        mock_tool.get_runtime_parameters.return_value = [runtime_param2, runtime_param4]
-
-        # Mock fork_tool_runtime to return the same tool
-        mock_tool.fork_tool_runtime.return_value = mock_tool
-
-        # Call the method
-        result = ToolTransformService.convert_tool_entity_to_api_entity(mock_tool, "test_tenant", None)
-
-        # Verify the result
-        assert isinstance(result, ToolApiEntity)
-        assert result.parameters is not None
-        assert len(result.parameters) == 4
-
-        # Check that order is maintained: base parameters first, then new runtime parameters
-        param_names = [p.name for p in result.parameters]
-        assert param_names == ["param1", "param2", "param3", "param4"]
-
-        # Verify that param2 was overridden with runtime version
-        param2 = result.parameters[1]
-        assert param2.name == "param2"
-        assert param2.label == "Runtime Param 2"
-
-
-class TestWorkflowProviderToUserProvider:
-    """Test cases for ToolTransformService.workflow_provider_to_user_provider method"""
-
-    def test_workflow_provider_to_user_provider_with_workflow_app_id(self):
-        """Test that workflow_provider_to_user_provider correctly sets workflow_app_id."""
-        from core.tools.workflow_as_tool.provider import WorkflowToolProviderController
-
-        # Create mock workflow tool provider controller
-        workflow_app_id = "app_123"
-        provider_id = "provider_123"
-        mock_controller = Mock(spec=WorkflowToolProviderController)
-        mock_controller.provider_id = provider_id
-        mock_controller.entity = Mock()
-        mock_controller.entity.identity = Mock()
-        mock_controller.entity.identity.author = "test_author"
-        mock_controller.entity.identity.name = "test_workflow_tool"
-        mock_controller.entity.identity.description = I18nObject(en_US="Test description")
-        mock_controller.entity.identity.icon = {"type": "emoji", "content": "🔧"}
-        mock_controller.entity.identity.icon_dark = None
-        mock_controller.entity.identity.label = I18nObject(en_US="Test Workflow Tool")
-
-        # Call the method
-        result = ToolTransformService.workflow_provider_to_user_provider(
-            provider_controller=mock_controller,
-            labels=["label1", "label2"],
-            workflow_app_id=workflow_app_id,
-        )
-
-        # Verify the result
-        assert isinstance(result, ToolProviderApiEntity)
-        assert result.id == provider_id
-        assert result.author == "test_author"
-        assert result.name == "test_workflow_tool"
-        assert result.type == ToolProviderType.WORKFLOW
-        assert result.workflow_app_id == workflow_app_id
-        assert result.labels == ["label1", "label2"]
-        assert result.is_team_authorization is True
-        assert result.plugin_id is None
-        assert result.plugin_unique_identifier is None
-        assert result.tools == []
-
-    def test_workflow_provider_to_user_provider_without_workflow_app_id(self):
-        """Test that workflow_provider_to_user_provider works when workflow_app_id is not provided."""
-        from core.tools.workflow_as_tool.provider import WorkflowToolProviderController
-
-        # Create mock workflow tool provider controller
-        provider_id = "provider_123"
-        mock_controller = Mock(spec=WorkflowToolProviderController)
-        mock_controller.provider_id = provider_id
-        mock_controller.entity = Mock()
-        mock_controller.entity.identity = Mock()
-        mock_controller.entity.identity.author = "test_author"
-        mock_controller.entity.identity.name = "test_workflow_tool"
-        mock_controller.entity.identity.description = I18nObject(en_US="Test description")
-        mock_controller.entity.identity.icon = {"type": "emoji", "content": "🔧"}
-        mock_controller.entity.identity.icon_dark = None
-        mock_controller.entity.identity.label = I18nObject(en_US="Test Workflow Tool")
-
-        # Call the method without workflow_app_id
-        result = ToolTransformService.workflow_provider_to_user_provider(
-            provider_controller=mock_controller,
-            labels=["label1"],
-        )
-
-        # Verify the result
-        assert isinstance(result, ToolProviderApiEntity)
-        assert result.id == provider_id
-        assert result.workflow_app_id is None
-        assert result.labels == ["label1"]
-
-    def test_workflow_provider_to_user_provider_workflow_app_id_none(self):
-        """Test that workflow_provider_to_user_provider handles None workflow_app_id explicitly."""
-        from core.tools.workflow_as_tool.provider import WorkflowToolProviderController
-
-        # Create mock workflow tool provider controller
-        provider_id = "provider_123"
-        mock_controller = Mock(spec=WorkflowToolProviderController)
-        mock_controller.provider_id = provider_id
-        mock_controller.entity = Mock()
-        mock_controller.entity.identity = Mock()
-        mock_controller.entity.identity.author = "test_author"
-        mock_controller.entity.identity.name = "test_workflow_tool"
-        mock_controller.entity.identity.description = I18nObject(en_US="Test description")
-        mock_controller.entity.identity.icon = {"type": "emoji", "content": "🔧"}
-        mock_controller.entity.identity.icon_dark = None
-        mock_controller.entity.identity.label = I18nObject(en_US="Test Workflow Tool")
-
-        # Call the method with explicit None values
-        result = ToolTransformService.workflow_provider_to_user_provider(
-            provider_controller=mock_controller,
-            labels=None,
-            workflow_app_id=None,
-        )
-
-        # Verify the result
-        assert isinstance(result, ToolProviderApiEntity)
-        assert result.id == provider_id
-        assert result.workflow_app_id is None
-        assert result.labels == []
-
-    def test_workflow_provider_to_user_provider_preserves_other_fields(self):
-        """Test that workflow_provider_to_user_provider preserves all other entity fields."""
-        from core.tools.workflow_as_tool.provider import WorkflowToolProviderController
-
-        # Create mock workflow tool provider controller with various fields
-        workflow_app_id = "app_456"
-        provider_id = "provider_456"
-        mock_controller = Mock(spec=WorkflowToolProviderController)
-        mock_controller.provider_id = provider_id
-        mock_controller.entity = Mock()
-        mock_controller.entity.identity = Mock()
-        mock_controller.entity.identity.author = "another_author"
-        mock_controller.entity.identity.name = "another_workflow_tool"
-        mock_controller.entity.identity.description = I18nObject(
-            en_US="Another description", zh_Hans="Another description"
-        )
-        mock_controller.entity.identity.icon = {"type": "emoji", "content": "⚙️"}
-        mock_controller.entity.identity.icon_dark = {"type": "emoji", "content": "🔧"}
-        mock_controller.entity.identity.label = I18nObject(
-            en_US="Another Workflow Tool", zh_Hans="Another Workflow Tool"
-        )
-
-        # Call the method
-        result = ToolTransformService.workflow_provider_to_user_provider(
-            provider_controller=mock_controller,
-            labels=["automation", "workflow"],
-            workflow_app_id=workflow_app_id,
-        )
-
-        # Verify all fields are preserved correctly
-        assert isinstance(result, ToolProviderApiEntity)
-        assert result.id == provider_id
-        assert result.author == "another_author"
-        assert result.name == "another_workflow_tool"
-        assert result.description.en_US == "Another description"
-        assert result.description.zh_Hans == "Another description"
-        assert result.icon == {"type": "emoji", "content": "⚙️"}
-        assert result.icon_dark == {"type": "emoji", "content": "🔧"}
-        assert result.label.en_US == "Another Workflow Tool"
-        assert result.label.zh_Hans == "Another Workflow Tool"
-        assert result.type == ToolProviderType.WORKFLOW
-        assert result.workflow_app_id == workflow_app_id
-        assert result.labels == ["automation", "workflow"]
-        assert result.masked_credentials == {}
-        assert result.is_team_authorization is True
-        assert result.allow_delete is True
-        assert result.plugin_id is None
-        assert result.plugin_unique_identifier is None
-        assert result.tools == []
diff --git a/api/tests/unit_tests/services/vector_service.py b/api/tests/unit_tests/services/vector_service.py
index e180063041..33a5607ef4 100644
--- a/api/tests/unit_tests/services/vector_service.py
+++ b/api/tests/unit_tests/services/vector_service.py
@@ -121,7 +121,7 @@ import pytest
 from core.rag.datasource.vdb.vector_base import BaseVector
 from core.rag.datasource.vdb.vector_factory import Vector
 from core.rag.datasource.vdb.vector_type import VectorType
-from core.rag.index_processor.constant.index_type import IndexStructureType
+from core.rag.index_processor.constant.index_type import IndexStructureType, IndexTechniqueType
 from core.rag.models.document import Document
 from models.dataset import ChildChunk, Dataset, DatasetDocument, DatasetProcessRule, DocumentSegment
 from services.vector_service import VectorService
@@ -153,7 +153,7 @@ class VectorServiceTestDataFactory:
         dataset_id: str = "dataset-123",
         tenant_id: str = "tenant-123",
         doc_form: str = IndexStructureType.PARAGRAPH_INDEX,
-        indexing_technique: str = "high_quality",
+        indexing_technique: str = IndexTechniqueType.HIGH_QUALITY,
         embedding_model_provider: str = "openai",
         embedding_model: str = "text-embedding-ada-002",
         index_struct_dict: dict | None = None,
@@ -494,7 +494,7 @@ class TestVectorService:
         """
         # Arrange
         dataset = VectorServiceTestDataFactory.create_dataset_mock(
-            doc_form=IndexStructureType.PARAGRAPH_INDEX, indexing_technique="high_quality"
+            doc_form=IndexStructureType.PARAGRAPH_INDEX, indexing_technique=IndexTechniqueType.HIGH_QUALITY
         )
 
         segment = VectorServiceTestDataFactory.create_document_segment_mock()
@@ -535,7 +535,7 @@ class TestVectorService:
         """
         # Arrange
         dataset = VectorServiceTestDataFactory.create_dataset_mock(
-            doc_form="parent_child_model", indexing_technique="high_quality"
+            doc_form="parent_child_model", indexing_technique=IndexTechniqueType.HIGH_QUALITY
         )
 
         segment = VectorServiceTestDataFactory.create_document_segment_mock()
@@ -568,7 +568,7 @@ class TestVectorService:
         """
         # Arrange
         dataset = VectorServiceTestDataFactory.create_dataset_mock(
-            doc_form="parent_child_model", indexing_technique="high_quality"
+            doc_form="parent_child_model", indexing_technique=IndexTechniqueType.HIGH_QUALITY
         )
 
         segment = VectorServiceTestDataFactory.create_document_segment_mock()
@@ -591,7 +591,7 @@ class TestVectorService:
         """
         # Arrange
         dataset = VectorServiceTestDataFactory.create_dataset_mock(
-            doc_form="parent_child_model", indexing_technique="high_quality"
+            doc_form="parent_child_model", indexing_technique=IndexTechniqueType.HIGH_QUALITY
         )
 
         segment = VectorServiceTestDataFactory.create_document_segment_mock()
@@ -616,7 +616,7 @@ class TestVectorService:
         """
         # Arrange
         dataset = VectorServiceTestDataFactory.create_dataset_mock(
-            doc_form="parent_child_model", indexing_technique="economy"
+            doc_form="parent_child_model", indexing_technique=IndexTechniqueType.ECONOMY
         )
 
         segment = VectorServiceTestDataFactory.create_document_segment_mock()
@@ -669,7 +669,7 @@ class TestVectorService:
         store when using high_quality indexing.
         """
         # Arrange
-        dataset = VectorServiceTestDataFactory.create_dataset_mock(indexing_technique="high_quality")
+        dataset = VectorServiceTestDataFactory.create_dataset_mock(indexing_technique=IndexTechniqueType.HIGH_QUALITY)
 
         segment = VectorServiceTestDataFactory.create_document_segment_mock()
 
@@ -695,7 +695,7 @@ class TestVectorService:
         index when using economy indexing with keywords.
         """
         # Arrange
-        dataset = VectorServiceTestDataFactory.create_dataset_mock(indexing_technique="economy")
+        dataset = VectorServiceTestDataFactory.create_dataset_mock(indexing_technique=IndexTechniqueType.ECONOMY)
 
         segment = VectorServiceTestDataFactory.create_document_segment_mock()
 
@@ -731,7 +731,7 @@ class TestVectorService:
         index when using economy indexing without keywords.
         """
         # Arrange
-        dataset = VectorServiceTestDataFactory.create_dataset_mock(indexing_technique="economy")
+        dataset = VectorServiceTestDataFactory.create_dataset_mock(indexing_technique=IndexTechniqueType.ECONOMY)
 
         segment = VectorServiceTestDataFactory.create_document_segment_mock()
 
@@ -895,7 +895,7 @@ class TestVectorService:
         when using high_quality indexing.
         """
         # Arrange
-        dataset = VectorServiceTestDataFactory.create_dataset_mock(indexing_technique="high_quality")
+        dataset = VectorServiceTestDataFactory.create_dataset_mock(indexing_technique=IndexTechniqueType.HIGH_QUALITY)
 
         child_chunk = VectorServiceTestDataFactory.create_child_chunk_mock()
 
@@ -923,7 +923,7 @@ class TestVectorService:
         using economy indexing.
         """
         # Arrange
-        dataset = VectorServiceTestDataFactory.create_dataset_mock(indexing_technique="economy")
+        dataset = VectorServiceTestDataFactory.create_dataset_mock(indexing_technique=IndexTechniqueType.ECONOMY)
 
         child_chunk = VectorServiceTestDataFactory.create_child_chunk_mock()
 
@@ -951,7 +951,7 @@ class TestVectorService:
         when there are new chunks, updated chunks, and deleted chunks.
         """
         # Arrange
-        dataset = VectorServiceTestDataFactory.create_dataset_mock(indexing_technique="high_quality")
+        dataset = VectorServiceTestDataFactory.create_dataset_mock(indexing_technique=IndexTechniqueType.HIGH_QUALITY)
 
         new_chunk = VectorServiceTestDataFactory.create_child_chunk_mock(chunk_id="new-chunk-1")
 
@@ -993,7 +993,7 @@ class TestVectorService:
         add_texts is called, not delete_by_ids.
         """
         # Arrange
-        dataset = VectorServiceTestDataFactory.create_dataset_mock(indexing_technique="high_quality")
+        dataset = VectorServiceTestDataFactory.create_dataset_mock(indexing_technique=IndexTechniqueType.HIGH_QUALITY)
 
         new_chunk = VectorServiceTestDataFactory.create_child_chunk_mock()
 
@@ -1019,7 +1019,7 @@ class TestVectorService:
         delete_by_ids is called, not add_texts.
         """
         # Arrange
-        dataset = VectorServiceTestDataFactory.create_dataset_mock(indexing_technique="high_quality")
+        dataset = VectorServiceTestDataFactory.create_dataset_mock(indexing_technique=IndexTechniqueType.HIGH_QUALITY)
 
         delete_chunk = VectorServiceTestDataFactory.create_child_chunk_mock()
 
@@ -1045,7 +1045,7 @@ class TestVectorService:
         using economy indexing.
         """
         # Arrange
-        dataset = VectorServiceTestDataFactory.create_dataset_mock(indexing_technique="economy")
+        dataset = VectorServiceTestDataFactory.create_dataset_mock(indexing_technique=IndexTechniqueType.ECONOMY)
 
         new_chunk = VectorServiceTestDataFactory.create_child_chunk_mock()
 
@@ -1075,7 +1075,7 @@ class TestVectorService:
         when using high_quality indexing.
         """
         # Arrange
-        dataset = VectorServiceTestDataFactory.create_dataset_mock(indexing_technique="high_quality")
+        dataset = VectorServiceTestDataFactory.create_dataset_mock(indexing_technique=IndexTechniqueType.HIGH_QUALITY)
 
         child_chunk = VectorServiceTestDataFactory.create_child_chunk_mock()
 
@@ -1099,7 +1099,7 @@ class TestVectorService:
         using economy indexing.
         """
         # Arrange
-        dataset = VectorServiceTestDataFactory.create_dataset_mock(indexing_technique="economy")
+        dataset = VectorServiceTestDataFactory.create_dataset_mock(indexing_technique=IndexTechniqueType.ECONOMY)
 
         child_chunk = VectorServiceTestDataFactory.create_child_chunk_mock()
 
diff --git a/api/tests/unit_tests/tasks/test_clean_dataset_task.py b/api/tests/unit_tests/tasks/test_clean_dataset_task.py
index c0a4d2f113..936a10d6c5 100644
--- a/api/tests/unit_tests/tasks/test_clean_dataset_task.py
+++ b/api/tests/unit_tests/tasks/test_clean_dataset_task.py
@@ -16,7 +16,7 @@ from unittest.mock import MagicMock, patch
 
 import pytest
 
-from core.rag.index_processor.constant.index_type import IndexStructureType
+from core.rag.index_processor.constant.index_type import IndexStructureType, IndexTechniqueType
 from models.enums import DataSourceType
 from tasks.clean_dataset_task import clean_dataset_task
 
@@ -184,7 +184,7 @@ class TestErrorHandling:
         clean_dataset_task(
             dataset_id=dataset_id,
             tenant_id=tenant_id,
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
             index_struct='{"type": "paragraph"}',
             collection_binding_id=collection_binding_id,
             doc_form=IndexStructureType.PARAGRAPH_INDEX,
@@ -229,7 +229,7 @@ class TestPipelineAndWorkflowDeletion:
         clean_dataset_task(
             dataset_id=dataset_id,
             tenant_id=tenant_id,
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
             index_struct='{"type": "paragraph"}',
             collection_binding_id=collection_binding_id,
             doc_form=IndexStructureType.PARAGRAPH_INDEX,
@@ -265,7 +265,7 @@ class TestPipelineAndWorkflowDeletion:
         clean_dataset_task(
             dataset_id=dataset_id,
             tenant_id=tenant_id,
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
             index_struct='{"type": "paragraph"}',
             collection_binding_id=collection_binding_id,
             doc_form=IndexStructureType.PARAGRAPH_INDEX,
@@ -321,7 +321,7 @@ class TestSegmentAttachmentCleanup:
         clean_dataset_task(
             dataset_id=dataset_id,
             tenant_id=tenant_id,
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
             index_struct='{"type": "paragraph"}',
             collection_binding_id=collection_binding_id,
             doc_form=IndexStructureType.PARAGRAPH_INDEX,
@@ -366,7 +366,7 @@ class TestSegmentAttachmentCleanup:
         clean_dataset_task(
             dataset_id=dataset_id,
             tenant_id=tenant_id,
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
             index_struct='{"type": "paragraph"}',
             collection_binding_id=collection_binding_id,
             doc_form=IndexStructureType.PARAGRAPH_INDEX,
@@ -408,7 +408,7 @@ class TestEdgeCases:
         clean_dataset_task(
             dataset_id=dataset_id,
             tenant_id=tenant_id,
-            indexing_technique="high_quality",
+            indexing_technique=IndexTechniqueType.HIGH_QUALITY,
             index_struct='{"type": "paragraph"}',
             collection_binding_id=collection_binding_id,
             doc_form=IndexStructureType.PARAGRAPH_INDEX,
@@ -445,7 +445,7 @@ class TestIndexProcessorParameters:
         - Dataset object with correct attributes is passed
         """
         # Arrange
-        indexing_technique = "high_quality"
+        indexing_technique = IndexTechniqueType.HIGH_QUALITY
         index_struct = '{"type": "paragraph"}'
 
         # Act
diff --git a/api/tests/unit_tests/tasks/test_dataset_indexing_task.py b/api/tests/unit_tests/tasks/test_dataset_indexing_task.py
index 027cd3b1ec..0b189ebae2 100644
--- a/api/tests/unit_tests/tasks/test_dataset_indexing_task.py
+++ b/api/tests/unit_tests/tasks/test_dataset_indexing_task.py
@@ -15,7 +15,7 @@ from unittest.mock import MagicMock, Mock, patch
 import pytest
 
 from core.indexing_runner import DocumentIsPausedError
-from core.rag.index_processor.constant.index_type import IndexStructureType
+from core.rag.index_processor.constant.index_type import IndexStructureType, IndexTechniqueType
 from core.rag.pipeline.queue import TenantIsolatedTaskQueue
 from enums.cloud_plan import CloudPlan
 from extensions.ext_redis import redis_client
@@ -209,7 +209,7 @@ def mock_dataset(dataset_id, tenant_id):
     dataset = Mock(spec=Dataset)
     dataset.id = dataset_id
     dataset.tenant_id = tenant_id
-    dataset.indexing_technique = "high_quality"
+    dataset.indexing_technique = IndexTechniqueType.HIGH_QUALITY
     dataset.embedding_model_provider = "openai"
     dataset.embedding_model = "text-embedding-ada-002"
     return dataset
diff --git a/web/app/components/tools/workflow-tool/__tests__/configure-button.spec.tsx b/web/app/components/tools/workflow-tool/__tests__/configure-button.spec.tsx
index 9cd66e37ea..5deed8174d 100644
--- a/web/app/components/tools/workflow-tool/__tests__/configure-button.spec.tsx
+++ b/web/app/components/tools/workflow-tool/__tests__/configure-button.spec.tsx
@@ -49,9 +49,12 @@ vi.mock('@/service/use-tools', () => ({
 
 // Mock Toast - need to verify notification calls
 const mockToastNotify = vi.fn()
-vi.mock('@/app/components/base/toast', () => ({
-  default: {
-    notify: (options: { type: string, message: string }) => mockToastNotify(options),
+vi.mock('@/app/components/base/ui/toast', () => ({
+  toast: {
+    success: (message: string) => mockToastNotify({ type: 'success', message }),
+    error: (message: string) => mockToastNotify({ type: 'error', message }),
+    warning: (message: string) => mockToastNotify({ type: 'warning', message }),
+    info: (message: string) => mockToastNotify({ type: 'info', message }),
   },
 }))
 
diff --git a/web/app/components/tools/workflow-tool/hooks/__tests__/use-configure-button.spec.ts b/web/app/components/tools/workflow-tool/hooks/__tests__/use-configure-button.spec.ts
index ad0dd2eff2..ac61872a18 100644
--- a/web/app/components/tools/workflow-tool/hooks/__tests__/use-configure-button.spec.ts
+++ b/web/app/components/tools/workflow-tool/hooks/__tests__/use-configure-button.spec.ts
@@ -33,9 +33,12 @@ vi.mock('@/service/use-tools', () => ({
 }))
 
 const mockToastNotify = vi.fn()
-vi.mock('@/app/components/base/toast', () => ({
-  default: {
-    notify: (options: { type: string, message: string }) => mockToastNotify(options),
+vi.mock('@/app/components/base/ui/toast', () => ({
+  toast: {
+    success: (message: string) => mockToastNotify({ type: 'success', message }),
+    error: (message: string) => mockToastNotify({ type: 'error', message }),
+    warning: (message: string) => mockToastNotify({ type: 'warning', message }),
+    info: (message: string) => mockToastNotify({ type: 'info', message }),
   },
 }))
 
diff --git a/web/app/components/tools/workflow-tool/hooks/use-configure-button.ts b/web/app/components/tools/workflow-tool/hooks/use-configure-button.ts
index 701ae8fd01..142b0c2397 100644
--- a/web/app/components/tools/workflow-tool/hooks/use-configure-button.ts
+++ b/web/app/components/tools/workflow-tool/hooks/use-configure-button.ts
@@ -3,7 +3,7 @@ import type { InputVar, Variable } from '@/app/components/workflow/types'
 import type { PublishWorkflowParams } from '@/types/workflow'
 import { useCallback, useEffect, useMemo, useRef, useState } from 'react'
 import { useTranslation } from 'react-i18next'
-import Toast from '@/app/components/base/toast'
+import { toast } from '@/app/components/base/ui/toast'
 import { useAppContext } from '@/context/app-context'
 import { useRouter } from '@/next/navigation'
 import { createWorkflowToolProvider, saveWorkflowToolProvider } from '@/service/tools'
@@ -188,14 +188,11 @@ export function useConfigureButton(options: UseConfigureButtonOptions) {
       invalidateAllWorkflowTools()
       onRefreshData?.()
       invalidateDetail(workflowAppId)
-      Toast.notify({
-        type: 'success',
-        message: t('api.actionSuccess', { ns: 'common' }),
-      })
+      toast.success(t('api.actionSuccess', { ns: 'common' }))
       setShowModal(false)
     }
     catch (e) {
-      Toast.notify({ type: 'error', message: (e as Error).message })
+      toast.error((e as Error).message)
     }
   }
 
@@ -209,14 +206,11 @@ export function useConfigureButton(options: UseConfigureButtonOptions) {
       onRefreshData?.()
       invalidateAllWorkflowTools()
       invalidateDetail(workflowAppId)
-      Toast.notify({
-        type: 'success',
-        message: t('api.actionSuccess', { ns: 'common' }),
-      })
+      toast.success(t('api.actionSuccess', { ns: 'common' }))
       setShowModal(false)
     }
     catch (e) {
-      Toast.notify({ type: 'error', message: (e as Error).message })
+      toast.error((e as Error).message)
     }
   }
 
diff --git a/web/app/components/tools/workflow-tool/index.tsx b/web/app/components/tools/workflow-tool/index.tsx
index 78375857ea..06aeb1ba79 100644
--- a/web/app/components/tools/workflow-tool/index.tsx
+++ b/web/app/components/tools/workflow-tool/index.tsx
@@ -12,8 +12,8 @@ import Drawer from '@/app/components/base/drawer-plus'
 import EmojiPicker from '@/app/components/base/emoji-picker'
 import Input from '@/app/components/base/input'
 import Textarea from '@/app/components/base/textarea'
-import Toast from '@/app/components/base/toast'
 import Tooltip from '@/app/components/base/tooltip'
+import { toast } from '@/app/components/base/ui/toast'
 import LabelSelector from '@/app/components/tools/labels/selector'
 import ConfirmModal from '@/app/components/tools/workflow-tool/confirm-modal'
 import MethodSelector from '@/app/components/tools/workflow-tool/method-selector'
@@ -129,10 +129,7 @@ const WorkflowToolAsModal: FC<Props> = ({
       errorMessage = t('createTool.nameForToolCall', { ns: 'tools' }) + t('createTool.nameForToolCallTip', { ns: 'tools' })
 
     if (errorMessage) {
-      Toast.notify({
-        type: 'error',
-        message: errorMessage,
-      })
+      toast.error(errorMessage)
       return
     }
 
diff --git a/web/app/components/workflow/__tests__/candidate-node-main.spec.tsx b/web/app/components/workflow/__tests__/candidate-node-main.spec.tsx
new file mode 100644
index 0000000000..61e5410aac
--- /dev/null
+++ b/web/app/components/workflow/__tests__/candidate-node-main.spec.tsx
@@ -0,0 +1,260 @@
+import { render, screen } from '@testing-library/react'
+import CandidateNodeMain from '../candidate-node-main'
+import { CUSTOM_NODE } from '../constants'
+import { CUSTOM_NOTE_NODE } from '../note-node/constants'
+import { BlockEnum } from '../types'
+import { createNode } from './fixtures'
+
+const mockUseEventListener = vi.hoisted(() => vi.fn())
+const mockUseStoreApi = vi.hoisted(() => vi.fn())
+const mockUseReactFlow = vi.hoisted(() => vi.fn())
+const mockUseViewport = vi.hoisted(() => vi.fn())
+const mockUseStore = vi.hoisted(() => vi.fn())
+const mockUseWorkflowStore = vi.hoisted(() => vi.fn())
+const mockUseHooks = vi.hoisted(() => vi.fn())
+const mockCustomNode = vi.hoisted(() => vi.fn())
+const mockCustomNoteNode = vi.hoisted(() => vi.fn())
+const mockGetIterationStartNode = vi.hoisted(() => vi.fn())
+const mockGetLoopStartNode = vi.hoisted(() => vi.fn())
+
+vi.mock('ahooks', () => ({
+  useEventListener: (...args: unknown[]) => mockUseEventListener(...args),
+}))
+
+vi.mock('reactflow', () => ({
+  useStoreApi: () => mockUseStoreApi(),
+  useReactFlow: () => mockUseReactFlow(),
+  useViewport: () => mockUseViewport(),
+  Position: {
+    Left: 'left',
+    Right: 'right',
+  },
+}))
+
+vi.mock('@/app/components/workflow/store', () => ({
+  useStore: (selector: (state: { mousePosition: {
+    pageX: number
+    pageY: number
+    elementX: number
+    elementY: number
+  } }) => unknown) => mockUseStore(selector),
+  useWorkflowStore: () => mockUseWorkflowStore(),
+}))
+
+vi.mock('@/app/components/workflow/hooks', () => ({
+  useNodesInteractions: () => mockUseHooks().useNodesInteractions(),
+  useNodesSyncDraft: () => mockUseHooks().useNodesSyncDraft(),
+  useWorkflowHistory: () => mockUseHooks().useWorkflowHistory(),
+  useAutoGenerateWebhookUrl: () => mockUseHooks().useAutoGenerateWebhookUrl(),
+  WorkflowHistoryEvent: {
+    NodeAdd: 'NodeAdd',
+    NoteAdd: 'NoteAdd',
+  },
+}))
+
+vi.mock('@/app/components/workflow/nodes', () => ({
+  __esModule: true,
+  default: (props: { id: string }) => {
+    mockCustomNode(props)
+    return <div data-testid="candidate-custom-node">{props.id}</div>
+  },
+}))
+
+vi.mock('@/app/components/workflow/note-node', () => ({
+  __esModule: true,
+  default: (props: { id: string }) => {
+    mockCustomNoteNode(props)
+    return <div data-testid="candidate-note-node">{props.id}</div>
+  },
+}))
+
+vi.mock('@/app/components/workflow/utils', () => ({
+  getIterationStartNode: (...args: unknown[]) => mockGetIterationStartNode(...args),
+  getLoopStartNode: (...args: unknown[]) => mockGetLoopStartNode(...args),
+}))
+
+describe('CandidateNodeMain', () => {
+  const mockSetNodes = vi.fn()
+  const mockHandleNodeSelect = vi.fn()
+  const mockSaveStateToHistory = vi.fn()
+  const mockHandleSyncWorkflowDraft = vi.fn()
+  const mockAutoGenerateWebhookUrl = vi.fn()
+  const mockWorkflowStoreSetState = vi.fn()
+  const createNodesInteractions = () => ({
+    handleNodeSelect: mockHandleNodeSelect,
+  })
+  const createWorkflowHistory = () => ({
+    saveStateToHistory: mockSaveStateToHistory,
+  })
+  const createNodesSyncDraft = () => ({
+    handleSyncWorkflowDraft: mockHandleSyncWorkflowDraft,
+  })
+  const createAutoGenerateWebhookUrl = () => mockAutoGenerateWebhookUrl
+  const eventHandlers: Partial<Record<'click' | 'contextmenu', (event: { preventDefault: () => void }) => void>> = {}
+  let nodes = [createNode({ id: 'existing-node' })]
+
+  beforeEach(() => {
+    vi.clearAllMocks()
+    nodes = [createNode({ id: 'existing-node' })]
+    eventHandlers.click = undefined
+    eventHandlers.contextmenu = undefined
+
+    mockUseEventListener.mockImplementation((event: 'click' | 'contextmenu', handler: (event: { preventDefault: () => void }) => void) => {
+      eventHandlers[event] = handler
+    })
+    mockUseStoreApi.mockReturnValue({
+      getState: () => ({
+        getNodes: () => nodes,
+        setNodes: mockSetNodes,
+      }),
+    })
+    mockUseReactFlow.mockReturnValue({
+      screenToFlowPosition: ({ x, y }: { x: number, y: number }) => ({ x: x + 10, y: y + 20 }),
+    })
+    mockUseViewport.mockReturnValue({ zoom: 1.5 })
+    mockUseStore.mockImplementation((selector: (state: { mousePosition: {
+      pageX: number
+      pageY: number
+      elementX: number
+      elementY: number
+    } }) => unknown) => selector({
+      mousePosition: {
+        pageX: 100,
+        pageY: 200,
+        elementX: 30,
+        elementY: 40,
+      },
+    }))
+    mockUseWorkflowStore.mockReturnValue({
+      setState: mockWorkflowStoreSetState,
+    })
+    mockUseHooks.mockReturnValue({
+      useNodesInteractions: createNodesInteractions,
+      useWorkflowHistory: createWorkflowHistory,
+      useNodesSyncDraft: createNodesSyncDraft,
+      useAutoGenerateWebhookUrl: createAutoGenerateWebhookUrl,
+    })
+    mockHandleSyncWorkflowDraft.mockImplementation((_isSync: boolean, _force: boolean, options?: { onSuccess?: () => void }) => {
+      options?.onSuccess?.()
+    })
+    mockGetIterationStartNode.mockReturnValue(createNode({ id: 'iteration-start' }))
+    mockGetLoopStartNode.mockReturnValue(createNode({ id: 'loop-start' }))
+  })
+
+  it('should render the candidate node and commit a webhook node on click', () => {
+    const candidateNode = createNode({
+      id: 'candidate-webhook',
+      type: CUSTOM_NODE,
+      data: {
+        type: BlockEnum.TriggerWebhook,
+        title: 'Webhook Candidate',
+        _isCandidate: true,
+      },
+    })
+
+    const { container } = render(<CandidateNodeMain candidateNode={candidateNode} />)
+
+    expect(screen.getByTestId('candidate-custom-node')).toHaveTextContent('candidate-webhook')
+    expect(container.firstChild).toHaveStyle({
+      left: '30px',
+      top: '40px',
+      transform: 'scale(1.5)',
+    })
+
+    eventHandlers.click?.({ preventDefault: vi.fn() })
+
+    expect(mockSetNodes).toHaveBeenCalledWith(expect.arrayContaining([
+      expect.objectContaining({ id: 'existing-node' }),
+      expect.objectContaining({
+        id: 'candidate-webhook',
+        position: { x: 110, y: 220 },
+        data: expect.objectContaining({ _isCandidate: false }),
+      }),
+    ]))
+    expect(mockSaveStateToHistory).toHaveBeenCalledWith('NodeAdd', { nodeId: 'candidate-webhook' })
+    expect(mockWorkflowStoreSetState).toHaveBeenCalledWith({ candidateNode: undefined })
+    expect(mockHandleSyncWorkflowDraft).toHaveBeenCalledWith(true, true, expect.objectContaining({
+      onSuccess: expect.any(Function),
+    }))
+    expect(mockAutoGenerateWebhookUrl).toHaveBeenCalledWith('candidate-webhook')
+    expect(mockHandleNodeSelect).not.toHaveBeenCalled()
+  })
+
+  it('should save note candidates as notes and select the inserted note', () => {
+    const candidateNode = createNode({
+      id: 'candidate-note',
+      type: CUSTOM_NOTE_NODE,
+      data: {
+        type: BlockEnum.Code,
+        title: 'Note Candidate',
+        _isCandidate: true,
+      },
+    })
+
+    render(<CandidateNodeMain candidateNode={candidateNode} />)
+
+    expect(screen.getByTestId('candidate-note-node')).toHaveTextContent('candidate-note')
+
+    eventHandlers.click?.({ preventDefault: vi.fn() })
+
+    expect(mockSaveStateToHistory).toHaveBeenCalledWith('NoteAdd', { nodeId: 'candidate-note' })
+    expect(mockHandleNodeSelect).toHaveBeenCalledWith('candidate-note')
+  })
+
+  it('should append iteration and loop start helper nodes for control-flow candidates', () => {
+    const iterationNode = createNode({
+      id: 'candidate-iteration',
+      type: CUSTOM_NODE,
+      data: {
+        type: BlockEnum.Iteration,
+        title: 'Iteration Candidate',
+        _isCandidate: true,
+      },
+    })
+    const loopNode = createNode({
+      id: 'candidate-loop',
+      type: CUSTOM_NODE,
+      data: {
+        type: BlockEnum.Loop,
+        title: 'Loop Candidate',
+        _isCandidate: true,
+      },
+    })
+
+    const { rerender } = render(<CandidateNodeMain candidateNode={iterationNode} />)
+
+    eventHandlers.click?.({ preventDefault: vi.fn() })
+    expect(mockGetIterationStartNode).toHaveBeenCalledWith('candidate-iteration')
+    expect(mockSetNodes.mock.calls[0][0]).toEqual(expect.arrayContaining([
+      expect.objectContaining({ id: 'candidate-iteration' }),
+      expect.objectContaining({ id: 'iteration-start' }),
+    ]))
+
+    rerender(<CandidateNodeMain candidateNode={loopNode} />)
+    eventHandlers.click?.({ preventDefault: vi.fn() })
+
+    expect(mockGetLoopStartNode).toHaveBeenCalledWith('candidate-loop')
+    expect(mockSetNodes.mock.calls[1][0]).toEqual(expect.arrayContaining([
+      expect.objectContaining({ id: 'candidate-loop' }),
+      expect.objectContaining({ id: 'loop-start' }),
+    ]))
+  })
+
+  it('should clear the candidate node on contextmenu', () => {
+    const candidateNode = createNode({
+      id: 'candidate-context',
+      type: CUSTOM_NODE,
+      data: {
+        type: BlockEnum.Code,
+        title: 'Context Candidate',
+        _isCandidate: true,
+      },
+    })
+
+    render(<CandidateNodeMain candidateNode={candidateNode} />)
+
+    eventHandlers.contextmenu?.({ preventDefault: vi.fn() })
+
+    expect(mockWorkflowStoreSetState).toHaveBeenCalledWith({ candidateNode: undefined })
+  })
+})
diff --git a/web/app/components/workflow/__tests__/custom-edge.spec.tsx b/web/app/components/workflow/__tests__/custom-edge.spec.tsx
new file mode 100644
index 0000000000..f8ff9a1a0e
--- /dev/null
+++ b/web/app/components/workflow/__tests__/custom-edge.spec.tsx
@@ -0,0 +1,235 @@
+import type { ReactNode } from 'react'
+import { fireEvent, render, screen } from '@testing-library/react'
+import { Position } from 'reactflow'
+import { ErrorHandleTypeEnum } from '@/app/components/workflow/nodes/_base/components/error-handle/types'
+import CustomEdge from '../custom-edge'
+import { BlockEnum, NodeRunningStatus } from '../types'
+
+const mockUseAvailableBlocks = vi.hoisted(() => vi.fn())
+const mockUseNodesInteractions = vi.hoisted(() => vi.fn())
+const mockBlockSelector = vi.hoisted(() => vi.fn())
+const mockGradientRender = vi.hoisted(() => vi.fn())
+
+vi.mock('reactflow', () => ({
+  BaseEdge: (props: {
+    id: string
+    path: string
+    style: {
+      stroke: string
+      strokeWidth: number
+      opacity: number
+      strokeDasharray?: string
+    }
+  }) => (
+    <div
+      data-testid="base-edge"
+      data-id={props.id}
+      data-path={props.path}
+      data-stroke={props.style.stroke}
+      data-stroke-width={props.style.strokeWidth}
+      data-opacity={props.style.opacity}
+      data-dasharray={props.style.strokeDasharray}
+    />
+  ),
+  EdgeLabelRenderer: ({ children }: { children?: ReactNode }) => <div data-testid="edge-label">{children}</div>,
+  getBezierPath: () => ['M 0 0', 24, 48],
+  Position: {
+    Right: 'right',
+    Left: 'left',
+  },
+}))
+
+vi.mock('@/app/components/workflow/hooks', () => ({
+  useAvailableBlocks: (...args: unknown[]) => mockUseAvailableBlocks(...args),
+  useNodesInteractions: () => mockUseNodesInteractions(),
+}))
+
+vi.mock('@/app/components/workflow/block-selector', () => ({
+  __esModule: true,
+  default: (props: {
+    open: boolean
+    onOpenChange: (open: boolean) => void
+    onSelect: (nodeType: string, pluginDefaultValue?: Record<string, unknown>) => void
+    availableBlocksTypes: string[]
+    triggerClassName?: () => string
+  }) => {
+    mockBlockSelector(props)
+    return (
+      <button
+        type="button"
+        data-testid="block-selector"
+        data-trigger-class={props.triggerClassName?.()}
+        onClick={() => {
+          props.onOpenChange(true)
+          props.onSelect('llm', { provider: 'openai' })
+        }}
+      >
+        {props.availableBlocksTypes.join(',')}
+      </button>
+    )
+  },
+}))
+
+vi.mock('@/app/components/workflow/custom-edge-linear-gradient-render', () => ({
+  __esModule: true,
+  default: (props: {
+    id: string
+    startColor: string
+    stopColor: string
+  }) => {
+    mockGradientRender(props)
+    return <div data-testid="edge-gradient">{props.id}</div>
+  },
+}))
+
+describe('CustomEdge', () => {
+  const mockHandleNodeAdd = vi.fn()
+
+  beforeEach(() => {
+    vi.clearAllMocks()
+    mockUseNodesInteractions.mockReturnValue({
+      handleNodeAdd: mockHandleNodeAdd,
+    })
+    mockUseAvailableBlocks.mockImplementation((nodeType: BlockEnum) => {
+      if (nodeType === BlockEnum.Code)
+        return { availablePrevBlocks: ['code', 'llm'] }
+
+      return { availableNextBlocks: ['llm', 'tool'] }
+    })
+  })
+
+  it('should render a gradient edge and insert a node between the source and target', () => {
+    render(
+      <CustomEdge
+        id="edge-1"
+        source="source-node"
+        sourceHandleId="source"
+        target="target-node"
+        targetHandleId="target"
+        sourceX={100}
+        sourceY={120}
+        sourcePosition={Position.Right}
+        targetX={300}
+        targetY={220}
+        targetPosition={Position.Left}
+        selected={false}
+        data={{
+          sourceType: BlockEnum.Start,
+          targetType: BlockEnum.Code,
+          _sourceRunningStatus: NodeRunningStatus.Succeeded,
+          _targetRunningStatus: NodeRunningStatus.Failed,
+          _hovering: true,
+          _waitingRun: true,
+          _dimmed: true,
+          _isTemp: true,
+          isInIteration: true,
+          isInLoop: true,
+        } as never}
+      />,
+    )
+
+    expect(screen.getByTestId('edge-gradient')).toHaveTextContent('edge-1')
+    expect(mockGradientRender).toHaveBeenCalledWith(expect.objectContaining({
+      id: 'edge-1',
+      startColor: 'var(--color-workflow-link-line-success-handle)',
+      stopColor: 'var(--color-workflow-link-line-error-handle)',
+    }))
+    expect(screen.getByTestId('base-edge')).toHaveAttribute('data-stroke', 'url(#edge-1)')
+    expect(screen.getByTestId('base-edge')).toHaveAttribute('data-opacity', '0.3')
+    expect(screen.getByTestId('base-edge')).toHaveAttribute('data-dasharray', '8 8')
+    expect(screen.getByTestId('block-selector')).toHaveTextContent('llm')
+    expect(screen.getByTestId('block-selector').parentElement).toHaveStyle({
+      transform: 'translate(-50%, -50%) translate(24px, 48px)',
+      opacity: '0.7',
+    })
+
+    fireEvent.click(screen.getByTestId('block-selector'))
+
+    expect(mockHandleNodeAdd).toHaveBeenCalledWith(
+      {
+        nodeType: 'llm',
+        pluginDefaultValue: { provider: 'openai' },
+      },
+      {
+        prevNodeId: 'source-node',
+        prevNodeSourceHandle: 'source',
+        nextNodeId: 'target-node',
+        nextNodeTargetHandle: 'target',
+      },
+    )
+  })
+
+  it('should prefer the running stroke color when the edge is selected', () => {
+    render(
+      <CustomEdge
+        id="edge-selected"
+        source="source-node"
+        target="target-node"
+        sourceX={0}
+        sourceY={0}
+        sourcePosition={Position.Right}
+        targetX={100}
+        targetY={100}
+        targetPosition={Position.Left}
+        selected
+        data={{
+          sourceType: BlockEnum.Start,
+          targetType: BlockEnum.Code,
+          _sourceRunningStatus: NodeRunningStatus.Succeeded,
+          _targetRunningStatus: NodeRunningStatus.Running,
+        } as never}
+      />,
+    )
+
+    expect(screen.getByTestId('base-edge')).toHaveAttribute('data-stroke', 'var(--color-workflow-link-line-handle)')
+  })
+
+  it('should use the fail-branch running color while the connected node is hovering', () => {
+    render(
+      <CustomEdge
+        id="edge-hover"
+        source="source-node"
+        sourceHandleId={ErrorHandleTypeEnum.failBranch}
+        target="target-node"
+        sourceX={0}
+        sourceY={0}
+        sourcePosition={Position.Right}
+        targetX={100}
+        targetY={100}
+        targetPosition={Position.Left}
+        selected={false}
+        data={{
+          sourceType: BlockEnum.Start,
+          targetType: BlockEnum.Code,
+          _connectedNodeIsHovering: true,
+        } as never}
+      />,
+    )
+
+    expect(screen.getByTestId('base-edge')).toHaveAttribute('data-stroke', 'var(--color-workflow-link-line-failure-handle)')
+  })
+
+  it('should fall back to the default edge color when no highlight state is active', () => {
+    render(
+      <CustomEdge
+        id="edge-default"
+        source="source-node"
+        target="target-node"
+        sourceX={0}
+        sourceY={0}
+        sourcePosition={Position.Right}
+        targetX={100}
+        targetY={100}
+        targetPosition={Position.Left}
+        selected={false}
+        data={{
+          sourceType: BlockEnum.Start,
+          targetType: BlockEnum.Code,
+        } as never}
+      />,
+    )
+
+    expect(screen.getByTestId('base-edge')).toHaveAttribute('data-stroke', 'var(--color-workflow-link-line-normal)')
+    expect(screen.getByTestId('block-selector')).toHaveAttribute('data-trigger-class', 'hover:scale-150 transition-all')
+  })
+})
diff --git a/web/app/components/workflow/__tests__/node-contextmenu.spec.tsx b/web/app/components/workflow/__tests__/node-contextmenu.spec.tsx
new file mode 100644
index 0000000000..7418b7f313
--- /dev/null
+++ b/web/app/components/workflow/__tests__/node-contextmenu.spec.tsx
@@ -0,0 +1,114 @@
+import type { Node } from '../types'
+import { fireEvent, render, screen } from '@testing-library/react'
+import NodeContextmenu from '../node-contextmenu'
+
+const mockUseClickAway = vi.hoisted(() => vi.fn())
+const mockUseNodes = vi.hoisted(() => vi.fn())
+const mockUsePanelInteractions = vi.hoisted(() => vi.fn())
+const mockUseStore = vi.hoisted(() => vi.fn())
+const mockPanelOperatorPopup = vi.hoisted(() => vi.fn())
+
+vi.mock('ahooks', () => ({
+  useClickAway: (...args: unknown[]) => mockUseClickAway(...args),
+}))
+
+vi.mock('@/app/components/workflow/store/workflow/use-nodes', () => ({
+  __esModule: true,
+  default: () => mockUseNodes(),
+}))
+
+vi.mock('@/app/components/workflow/hooks', () => ({
+  usePanelInteractions: () => mockUsePanelInteractions(),
+}))
+
+vi.mock('@/app/components/workflow/store', () => ({
+  useStore: (selector: (state: { nodeMenu?: { nodeId: string, left: number, top: number } }) => unknown) => mockUseStore(selector),
+}))
+
+vi.mock('@/app/components/workflow/nodes/_base/components/panel-operator/panel-operator-popup', () => ({
+  __esModule: true,
+  default: (props: {
+    id: string
+    data: Node['data']
+    showHelpLink: boolean
+    onClosePopup: () => void
+  }) => {
+    mockPanelOperatorPopup(props)
+    return (
+      <button type="button" onClick={props.onClosePopup}>
+        {props.id}
+        :
+        {props.data.title}
+      </button>
+    )
+  },
+}))
+
+describe('NodeContextmenu', () => {
+  const mockHandleNodeContextmenuCancel = vi.fn()
+  let nodeMenu: { nodeId: string, left: number, top: number } | undefined
+  let nodes: Node[]
+  let clickAwayHandler: (() => void) | undefined
+
+  beforeEach(() => {
+    vi.clearAllMocks()
+    nodeMenu = undefined
+    nodes = [{
+      id: 'node-1',
+      type: 'custom',
+      position: { x: 0, y: 0 },
+      data: {
+        title: 'Node 1',
+        desc: '',
+        type: 'code' as never,
+      },
+    } as Node]
+    clickAwayHandler = undefined
+
+    mockUseClickAway.mockImplementation((handler: () => void) => {
+      clickAwayHandler = handler
+    })
+    mockUseNodes.mockImplementation(() => nodes)
+    mockUsePanelInteractions.mockReturnValue({
+      handleNodeContextmenuCancel: mockHandleNodeContextmenuCancel,
+    })
+    mockUseStore.mockImplementation((selector: (state: { nodeMenu?: { nodeId: string, left: number, top: number } }) => unknown) => selector({ nodeMenu }))
+  })
+
+  it('should stay hidden when the node menu is absent', () => {
+    render(<NodeContextmenu />)
+
+    expect(screen.queryByRole('button')).not.toBeInTheDocument()
+    expect(mockPanelOperatorPopup).not.toHaveBeenCalled()
+  })
+
+  it('should stay hidden when the referenced node cannot be found', () => {
+    nodeMenu = { nodeId: 'missing-node', left: 80, top: 120 }
+
+    render(<NodeContextmenu />)
+
+    expect(screen.queryByRole('button')).not.toBeInTheDocument()
+    expect(mockPanelOperatorPopup).not.toHaveBeenCalled()
+  })
+
+  it('should render the popup at the stored position and close on popup/click-away actions', () => {
+    nodeMenu = { nodeId: 'node-1', left: 80, top: 120 }
+    const { container } = render(<NodeContextmenu />)
+
+    expect(screen.getByRole('button')).toHaveTextContent('node-1:Node 1')
+    expect(mockPanelOperatorPopup).toHaveBeenCalledWith(expect.objectContaining({
+      id: 'node-1',
+      data: expect.objectContaining({ title: 'Node 1' }),
+      showHelpLink: true,
+    }))
+    expect(container.firstChild).toHaveStyle({
+      left: '80px',
+      top: '120px',
+    })
+
+    fireEvent.click(screen.getByRole('button'))
+    clickAwayHandler?.()
+
+    expect(mockHandleNodeContextmenuCancel).toHaveBeenCalledTimes(2)
+  })
+})
diff --git a/web/app/components/workflow/__tests__/panel-contextmenu.spec.tsx b/web/app/components/workflow/__tests__/panel-contextmenu.spec.tsx
new file mode 100644
index 0000000000..914c1be617
--- /dev/null
+++ b/web/app/components/workflow/__tests__/panel-contextmenu.spec.tsx
@@ -0,0 +1,151 @@
+import type { ReactNode } from 'react'
+import { fireEvent, render, screen } from '@testing-library/react'
+import PanelContextmenu from '../panel-contextmenu'
+
+const mockUseClickAway = vi.hoisted(() => vi.fn())
+const mockUseTranslation = vi.hoisted(() => vi.fn())
+const mockUseStore = vi.hoisted(() => vi.fn())
+const mockUseNodesInteractions = vi.hoisted(() => vi.fn())
+const mockUsePanelInteractions = vi.hoisted(() => vi.fn())
+const mockUseWorkflowStartRun = vi.hoisted(() => vi.fn())
+const mockUseOperator = vi.hoisted(() => vi.fn())
+const mockUseDSL = vi.hoisted(() => vi.fn())
+
+vi.mock('ahooks', () => ({
+  useClickAway: (...args: unknown[]) => mockUseClickAway(...args),
+}))
+
+vi.mock('react-i18next', () => ({
+  useTranslation: () => mockUseTranslation(),
+}))
+
+vi.mock('@/app/components/workflow/store', () => ({
+  useStore: (selector: (state: {
+    panelMenu?: { left: number, top: number }
+    clipboardElements: unknown[]
+    setShowImportDSLModal: (visible: boolean) => void
+  }) => unknown) => mockUseStore(selector),
+}))
+
+vi.mock('@/app/components/workflow/hooks', () => ({
+  useNodesInteractions: () => mockUseNodesInteractions(),
+  usePanelInteractions: () => mockUsePanelInteractions(),
+  useWorkflowStartRun: () => mockUseWorkflowStartRun(),
+  useDSL: () => mockUseDSL(),
+}))
+
+vi.mock('@/app/components/workflow/operator/hooks', () => ({
+  useOperator: () => mockUseOperator(),
+}))
+
+vi.mock('@/app/components/workflow/operator/add-block', () => ({
+  __esModule: true,
+  default: ({ renderTrigger }: { renderTrigger: () => ReactNode }) => (
+    <div data-testid="add-block">{renderTrigger()}</div>
+  ),
+}))
+
+vi.mock('@/app/components/base/divider', () => ({
+  __esModule: true,
+  default: ({ className }: { className?: string }) => <div data-testid="divider" className={className} />,
+}))
+
+vi.mock('@/app/components/workflow/shortcuts-name', () => ({
+  __esModule: true,
+  default: ({ keys }: { keys: string[] }) => <span data-testid={`shortcut-${keys.join('-')}`}>{keys.join('+')}</span>,
+}))
+
+describe('PanelContextmenu', () => {
+  const mockHandleNodesPaste = vi.fn()
+  const mockHandlePaneContextmenuCancel = vi.fn()
+  const mockHandleStartWorkflowRun = vi.fn()
+  const mockHandleAddNote = vi.fn()
+  const mockExportCheck = vi.fn()
+  const mockSetShowImportDSLModal = vi.fn()
+  let panelMenu: { left: number, top: number } | undefined
+  let clipboardElements: unknown[]
+  let clickAwayHandler: (() => void) | undefined
+
+  beforeEach(() => {
+    vi.clearAllMocks()
+    panelMenu = undefined
+    clipboardElements = []
+    clickAwayHandler = undefined
+
+    mockUseClickAway.mockImplementation((handler: () => void) => {
+      clickAwayHandler = handler
+    })
+    mockUseTranslation.mockReturnValue({
+      t: (key: string) => key,
+    })
+    mockUseStore.mockImplementation((selector: (state: {
+      panelMenu?: { left: number, top: number }
+      clipboardElements: unknown[]
+      setShowImportDSLModal: (visible: boolean) => void
+    }) => unknown) => selector({
+      panelMenu,
+      clipboardElements,
+      setShowImportDSLModal: mockSetShowImportDSLModal,
+    }))
+    mockUseNodesInteractions.mockReturnValue({
+      handleNodesPaste: mockHandleNodesPaste,
+    })
+    mockUsePanelInteractions.mockReturnValue({
+      handlePaneContextmenuCancel: mockHandlePaneContextmenuCancel,
+    })
+    mockUseWorkflowStartRun.mockReturnValue({
+      handleStartWorkflowRun: mockHandleStartWorkflowRun,
+    })
+    mockUseOperator.mockReturnValue({
+      handleAddNote: mockHandleAddNote,
+    })
+    mockUseDSL.mockReturnValue({
+      exportCheck: mockExportCheck,
+    })
+  })
+
+  it('should stay hidden when the panel menu is absent', () => {
+    render(<PanelContextmenu />)
+
+    expect(screen.queryByTestId('add-block')).not.toBeInTheDocument()
+  })
+
+  it('should keep paste disabled when the clipboard is empty', () => {
+    panelMenu = { left: 24, top: 48 }
+
+    render(<PanelContextmenu />)
+
+    fireEvent.click(screen.getByText('common.pasteHere'))
+
+    expect(mockHandleNodesPaste).not.toHaveBeenCalled()
+    expect(mockHandlePaneContextmenuCancel).not.toHaveBeenCalled()
+  })
+
+  it('should render actions, position the menu, and execute each action', () => {
+    panelMenu = { left: 24, top: 48 }
+    clipboardElements = [{ id: 'copied-node' }]
+    const { container } = render(<PanelContextmenu />)
+
+    expect(screen.getByTestId('add-block')).toHaveTextContent('common.addBlock')
+    expect(screen.getByTestId('shortcut-alt-r')).toHaveTextContent('alt+r')
+    expect(screen.getByTestId('shortcut-ctrl-v')).toHaveTextContent('ctrl+v')
+    expect(container.firstChild).toHaveStyle({
+      left: '24px',
+      top: '48px',
+    })
+
+    fireEvent.click(screen.getByText('nodes.note.addNote'))
+    fireEvent.click(screen.getByText('common.run'))
+    fireEvent.click(screen.getByText('common.pasteHere'))
+    fireEvent.click(screen.getByText('export'))
+    fireEvent.click(screen.getByText('common.importDSL'))
+    clickAwayHandler?.()
+
+    expect(mockHandleAddNote).toHaveBeenCalledTimes(1)
+    expect(mockHandleStartWorkflowRun).toHaveBeenCalledTimes(1)
+    expect(mockHandleNodesPaste).toHaveBeenCalledTimes(1)
+    expect(mockExportCheck).toHaveBeenCalledTimes(1)
+    expect(mockSetShowImportDSLModal).toHaveBeenCalledWith(true)
+    expect(mockHandlePaneContextmenuCancel).toHaveBeenCalledTimes(4)
+  })
+})
diff --git a/web/app/components/workflow/__tests__/update-dsl-modal.spec.tsx b/web/app/components/workflow/__tests__/update-dsl-modal.spec.tsx
index a85291128b..82645f2028 100644
--- a/web/app/components/workflow/__tests__/update-dsl-modal.spec.tsx
+++ b/web/app/components/workflow/__tests__/update-dsl-modal.spec.tsx
@@ -1,7 +1,7 @@
 import type { EventEmitter } from 'ahooks/lib/useEventEmitter'
 import type { EventEmitterValue } from '@/context/event-emitter'
 import { fireEvent, render, screen, waitFor } from '@testing-library/react'
-import { ToastContext } from '@/app/components/base/toast/context'
+import { toast } from '@/app/components/base/ui/toast'
 import { EventEmitterContext } from '@/context/event-emitter'
 import { DSLImportStatus } from '@/models/app'
 import UpdateDSLModal from '../update-dsl-modal'
@@ -16,10 +16,17 @@ class MockFileReader {
 }
 
 vi.stubGlobal('FileReader', MockFileReader as unknown as typeof FileReader)
-
-const mockNotify = vi.fn()
 const mockEmit = vi.fn()
 
+vi.mock('@/app/components/base/ui/toast', () => ({
+  toast: {
+    error: vi.fn(),
+    info: vi.fn(),
+    success: vi.fn(),
+    warning: vi.fn(),
+  },
+}))
+
 const mockImportDSL = vi.fn()
 const mockImportDSLConfirm = vi.fn()
 vi.mock('@/service/apps', () => ({
@@ -59,6 +66,7 @@ vi.mock('@/app/components/app/create-from-dsl-modal/uploader', () => ({
 }))
 
 describe('UpdateDSLModal', () => {
+  const mockToastError = vi.mocked(toast.error)
   const defaultProps = {
     onCancel: vi.fn(),
     onBackup: vi.fn(),
@@ -91,11 +99,9 @@ describe('UpdateDSLModal', () => {
     const eventEmitter = { emit: mockEmit } as unknown as EventEmitter<EventEmitterValue>
 
     return render(
-      <ToastContext.Provider value={{ notify: mockNotify, close: vi.fn() }}>
-        <EventEmitterContext.Provider value={{ eventEmitter }}>
-          <UpdateDSLModal {...props} />
-        </EventEmitterContext.Provider>
-      </ToastContext.Provider>,
+      <EventEmitterContext.Provider value={{ eventEmitter }}>
+        <UpdateDSLModal {...props} />
+      </EventEmitterContext.Provider>,
     )
   }
 
@@ -152,9 +158,7 @@ describe('UpdateDSLModal', () => {
     fireEvent.click(screen.getByRole('button', { name: 'workflow.common.overwriteAndImport' }))
 
     await waitFor(() => {
-      expect(mockNotify).toHaveBeenCalledWith(expect.objectContaining({
-        type: 'error',
-      }))
+      expect(mockToastError).toHaveBeenCalled()
     })
   })
 
@@ -233,9 +237,7 @@ describe('UpdateDSLModal', () => {
     fireEvent.click(screen.getByRole('button', { name: 'workflow.common.overwriteAndImport' }))
 
     await waitFor(() => {
-      expect(mockNotify).toHaveBeenCalledWith(expect.objectContaining({
-        type: 'error',
-      }))
+      expect(mockToastError).toHaveBeenCalled()
     })
     expect(mockImportDSL).not.toHaveBeenCalled()
 
@@ -254,9 +256,7 @@ describe('UpdateDSLModal', () => {
     fireEvent.click(screen.getByRole('button', { name: 'workflow.common.overwriteAndImport' }))
 
     await waitFor(() => {
-      expect(mockNotify).toHaveBeenCalledWith(expect.objectContaining({
-        type: 'error',
-      }))
+      expect(mockToastError).toHaveBeenCalled()
     })
   })
 
@@ -274,9 +274,7 @@ describe('UpdateDSLModal', () => {
     fireEvent.click(screen.getByRole('button', { name: 'workflow.common.overwriteAndImport' }))
 
     await waitFor(() => {
-      expect(mockNotify).toHaveBeenCalledWith(expect.objectContaining({
-        type: 'error',
-      }))
+      expect(mockToastError).toHaveBeenCalled()
     })
   })
 
@@ -305,9 +303,7 @@ describe('UpdateDSLModal', () => {
     fireEvent.click(screen.getByRole('button', { name: 'app.newApp.Confirm' }))
 
     await waitFor(() => {
-      expect(mockNotify).toHaveBeenCalledWith(expect.objectContaining({
-        type: 'error',
-      }))
+      expect(mockToastError).toHaveBeenCalled()
     })
   })
 
@@ -334,9 +330,7 @@ describe('UpdateDSLModal', () => {
     fireEvent.click(screen.getByRole('button', { name: 'app.newApp.Confirm' }))
 
     await waitFor(() => {
-      expect(mockNotify).toHaveBeenCalledWith(expect.objectContaining({
-        type: 'error',
-      }))
+      expect(mockToastError).toHaveBeenCalled()
     })
   })
 
@@ -365,9 +359,7 @@ describe('UpdateDSLModal', () => {
     fireEvent.click(screen.getByRole('button', { name: 'app.newApp.Confirm' }))
 
     await waitFor(() => {
-      expect(mockNotify).toHaveBeenCalledWith(expect.objectContaining({
-        type: 'error',
-      }))
+      expect(mockToastError).toHaveBeenCalled()
     })
   })
 })
diff --git a/web/app/components/workflow/block-selector/__tests__/tool-picker.spec.tsx b/web/app/components/workflow/block-selector/__tests__/tool-picker.spec.tsx
index 47ad2fad02..737481601c 100644
--- a/web/app/components/workflow/block-selector/__tests__/tool-picker.spec.tsx
+++ b/web/app/components/workflow/block-selector/__tests__/tool-picker.spec.tsx
@@ -114,9 +114,12 @@ vi.mock('@/service/use-tools', () => ({
   useInvalidateAllMCPTools: vi.fn(),
 }))
 
-vi.mock('@/app/components/base/toast', () => ({
-  default: {
-    notify: (payload: unknown) => mockNotify(payload),
+vi.mock('@/app/components/base/ui/toast', () => ({
+  toast: {
+    success: (message: string) => mockNotify({ type: 'success', message }),
+    error: (message: string) => mockNotify({ type: 'error', message }),
+    warning: (message: string) => mockNotify({ type: 'warning', message }),
+    info: (message: string) => mockNotify({ type: 'info', message }),
   },
 }))
 
diff --git a/web/app/components/workflow/block-selector/tool-picker.tsx b/web/app/components/workflow/block-selector/tool-picker.tsx
index d9ce065dde..cf48488415 100644
--- a/web/app/components/workflow/block-selector/tool-picker.tsx
+++ b/web/app/components/workflow/block-selector/tool-picker.tsx
@@ -16,7 +16,7 @@ import {
   PortalToFollowElemContent,
   PortalToFollowElemTrigger,
 } from '@/app/components/base/portal-to-follow-elem'
-import Toast from '@/app/components/base/toast'
+import { toast } from '@/app/components/base/ui/toast'
 import SearchBox from '@/app/components/plugins/marketplace/search-box'
 import EditCustomToolModal from '@/app/components/tools/edit-custom-collection-modal'
 import AllTools from '@/app/components/workflow/block-selector/all-tools'
@@ -137,10 +137,7 @@ const ToolPicker: FC<Props> = ({
 
   const doCreateCustomToolCollection = async (data: CustomCollectionBackend) => {
     await createCustomCollection(data)
-    Toast.notify({
-      type: 'success',
-      message: t('api.actionSuccess', { ns: 'common' }),
-    })
+    toast.success(t('api.actionSuccess', { ns: 'common' }))
     hideEditCustomCollectionModal()
     handleAddedCustomTool()
   }
diff --git a/web/app/components/workflow/header/__tests__/header-layouts.spec.tsx b/web/app/components/workflow/header/__tests__/header-layouts.spec.tsx
index dc00d61301..d092e769d6 100644
--- a/web/app/components/workflow/header/__tests__/header-layouts.spec.tsx
+++ b/web/app/components/workflow/header/__tests__/header-layouts.spec.tsx
@@ -60,9 +60,12 @@ vi.mock('@/service/use-workflow', () => ({
   }),
 }))
 
-vi.mock('../../../base/toast', () => ({
-  default: {
-    notify: (payload: unknown) => mockNotify(payload),
+vi.mock('@/app/components/base/ui/toast', () => ({
+  toast: {
+    success: (message: string) => mockNotify({ type: 'success', message }),
+    error: (message: string) => mockNotify({ type: 'error', message }),
+    warning: (message: string) => mockNotify({ type: 'warning', message }),
+    info: (message: string) => mockNotify({ type: 'info', message }),
   },
 }))
 
diff --git a/web/app/components/workflow/header/__tests__/run-mode.spec.tsx b/web/app/components/workflow/header/__tests__/run-mode.spec.tsx
index cb5214544a..74dc529a62 100644
--- a/web/app/components/workflow/header/__tests__/run-mode.spec.tsx
+++ b/web/app/components/workflow/header/__tests__/run-mode.spec.tsx
@@ -46,10 +46,13 @@ vi.mock('../../hooks/use-dynamic-test-run-options', () => ({
   useDynamicTestRunOptions: () => mockDynamicOptions,
 }))
 
-vi.mock('@/app/components/base/toast/context', () => ({
-  useToastContext: () => ({
-    notify: mockNotify,
-  }),
+vi.mock('@/app/components/base/ui/toast', () => ({
+  toast: {
+    success: (message: string) => mockNotify({ type: 'success', message }),
+    error: (message: string) => mockNotify({ type: 'error', message }),
+    warning: (message: string) => mockNotify({ type: 'warning', message }),
+    info: (message: string) => mockNotify({ type: 'info', message }),
+  },
 }))
 
 vi.mock('@/app/components/base/amplitude', () => ({
diff --git a/web/app/components/workflow/header/header-in-restoring.tsx b/web/app/components/workflow/header/header-in-restoring.tsx
index 2c5b4b9f08..d32e2c7fb9 100644
--- a/web/app/components/workflow/header/header-in-restoring.tsx
+++ b/web/app/components/workflow/header/header-in-restoring.tsx
@@ -4,11 +4,11 @@ import {
 } from 'react'
 import { useTranslation } from 'react-i18next'
 import Button from '@/app/components/base/button'
+import { toast } from '@/app/components/base/ui/toast'
 import useTheme from '@/hooks/use-theme'
 import { useInvalidAllLastRun, useRestoreWorkflow } from '@/service/use-workflow'
 import { getFlowPrefix } from '@/service/utils'
 import { cn } from '@/utils/classnames'
-import Toast from '../../base/toast'
 import {
   useWorkflowRefreshDraft,
   useWorkflowRun,
@@ -65,18 +65,12 @@ const HeaderInRestoring = ({
       workflowStore.setState({ isRestoring: false })
       workflowStore.setState({ backupDraft: undefined })
       handleRefreshWorkflowDraft()
-      Toast.notify({
-        type: 'success',
-        message: t('versionHistory.action.restoreSuccess', { ns: 'workflow' }),
-      })
+      toast.success(t('versionHistory.action.restoreSuccess', { ns: 'workflow' }))
       deleteAllInspectVars()
       invalidAllLastRun()
     }
     catch {
-      Toast.notify({
-        type: 'error',
-        message: t('versionHistory.action.restoreFailure', { ns: 'workflow' }),
-      })
+      toast.error(t('versionHistory.action.restoreFailure', { ns: 'workflow' }))
     }
     finally {
       onRestoreSettled?.()
diff --git a/web/app/components/workflow/header/run-mode.tsx b/web/app/components/workflow/header/run-mode.tsx
index 86f998e0b7..8f802fcec5 100644
--- a/web/app/components/workflow/header/run-mode.tsx
+++ b/web/app/components/workflow/header/run-mode.tsx
@@ -5,7 +5,7 @@ import { useCallback, useEffect, useRef } from 'react'
 import { useTranslation } from 'react-i18next'
 import { trackEvent } from '@/app/components/base/amplitude'
 import { StopCircle } from '@/app/components/base/icons/src/vender/line/mediaAndDevices'
-import { useToastContext } from '@/app/components/base/toast/context'
+import { toast } from '@/app/components/base/ui/toast'
 import { useWorkflowRun, useWorkflowRunValidation, useWorkflowStartRun } from '@/app/components/workflow/hooks'
 import ShortcutsName from '@/app/components/workflow/shortcuts-name'
 import { useStore } from '@/app/components/workflow/store'
@@ -41,7 +41,6 @@ const RunMode = ({
 
   const dynamicOptions = useDynamicTestRunOptions()
   const testRunMenuRef = useRef<TestRunMenuRef>(null)
-  const { notify } = useToastContext()
 
   useEffect(() => {
     // @ts-expect-error - Dynamic property for backward compatibility with keyboard shortcuts
@@ -66,7 +65,7 @@ const RunMode = ({
         isValid = false
     })
     if (!isValid) {
-      notify({ type: 'error', message: t('panel.checklistTip', { ns: 'workflow' }) })
+      toast.error(t('panel.checklistTip', { ns: 'workflow' }))
       return
     }
 
@@ -98,7 +97,7 @@ const RunMode = ({
       // Placeholder for trigger-specific execution logic for schedule, webhook, plugin types
       console.log('TODO: Handle trigger execution for type:', option.type, 'nodeId:', option.nodeId)
     }
-  }, [warningNodes, notify, t, handleWorkflowStartRunInWorkflow, handleWorkflowTriggerScheduleRunInWorkflow, handleWorkflowTriggerWebhookRunInWorkflow, handleWorkflowTriggerPluginRunInWorkflow, handleWorkflowRunAllTriggersInWorkflow])
+  }, [warningNodes, t, handleWorkflowStartRunInWorkflow, handleWorkflowTriggerScheduleRunInWorkflow, handleWorkflowTriggerWebhookRunInWorkflow, handleWorkflowTriggerPluginRunInWorkflow, handleWorkflowRunAllTriggersInWorkflow])
 
   const { eventEmitter } = useEventEmitterContextContext()
   eventEmitter?.useSubscription((v: any) => {
diff --git a/web/app/components/workflow/help-line/__tests__/index.spec.tsx b/web/app/components/workflow/help-line/__tests__/index.spec.tsx
new file mode 100644
index 0000000000..f58c9c5d02
--- /dev/null
+++ b/web/app/components/workflow/help-line/__tests__/index.spec.tsx
@@ -0,0 +1,61 @@
+import { render } from '@testing-library/react'
+import HelpLine from '../index'
+
+const mockUseViewport = vi.hoisted(() => vi.fn())
+const mockUseStore = vi.hoisted(() => vi.fn())
+
+vi.mock('reactflow', () => ({
+  useViewport: () => mockUseViewport(),
+}))
+
+vi.mock('@/app/components/workflow/store', () => ({
+  useStore: (selector: (state: {
+    helpLineHorizontal?: { top: number, left: number, width: number }
+    helpLineVertical?: { top: number, left: number, height: number }
+  }) => unknown) => mockUseStore(selector),
+}))
+
+describe('HelpLine', () => {
+  let helpLineHorizontal: { top: number, left: number, width: number } | undefined
+  let helpLineVertical: { top: number, left: number, height: number } | undefined
+
+  beforeEach(() => {
+    vi.clearAllMocks()
+    helpLineHorizontal = undefined
+    helpLineVertical = undefined
+
+    mockUseViewport.mockReturnValue({ x: 10, y: 20, zoom: 2 })
+    mockUseStore.mockImplementation((selector: (state: {
+      helpLineHorizontal?: { top: number, left: number, width: number }
+      helpLineVertical?: { top: number, left: number, height: number }
+    }) => unknown) => selector({
+      helpLineHorizontal,
+      helpLineVertical,
+    }))
+  })
+
+  it('should render nothing when both help lines are absent', () => {
+    const { container } = render(<HelpLine />)
+
+    expect(container).toBeEmptyDOMElement()
+  })
+
+  it('should render the horizontal and vertical guide lines using viewport offsets and zoom', () => {
+    helpLineHorizontal = { top: 30, left: 40, width: 50 }
+    helpLineVertical = { top: 60, left: 70, height: 80 }
+
+    const { container } = render(<HelpLine />)
+    const [horizontal, vertical] = Array.from(container.querySelectorAll('div'))
+
+    expect(horizontal).toHaveStyle({
+      top: '80px',
+      left: '90px',
+      width: '100px',
+    })
+    expect(vertical).toHaveStyle({
+      top: '140px',
+      left: '150px',
+      height: '160px',
+    })
+  })
+})
diff --git a/web/app/components/workflow/hooks/__tests__/use-checklist.spec.ts b/web/app/components/workflow/hooks/__tests__/use-checklist.spec.ts
index a11fe2c981..891007ff0e 100644
--- a/web/app/components/workflow/hooks/__tests__/use-checklist.spec.ts
+++ b/web/app/components/workflow/hooks/__tests__/use-checklist.spec.ts
@@ -89,8 +89,13 @@ vi.mock('../index', () => ({
   useNodesMetaData: () => ({ nodes: [], nodesMap: mockNodesMap }),
 }))
 
-vi.mock('@/app/components/base/toast/context', () => ({
-  useToastContext: () => ({ notify: vi.fn() }),
+vi.mock('@/app/components/base/ui/toast', () => ({
+  toast: {
+    success: vi.fn(),
+    error: vi.fn(),
+    warning: vi.fn(),
+    info: vi.fn(),
+  },
 }))
 
 vi.mock('@/context/i18n', () => ({
diff --git a/web/app/components/workflow/hooks/__tests__/use-config-vision.spec.ts b/web/app/components/workflow/hooks/__tests__/use-config-vision.spec.ts
new file mode 100644
index 0000000000..5811f14a60
--- /dev/null
+++ b/web/app/components/workflow/hooks/__tests__/use-config-vision.spec.ts
@@ -0,0 +1,171 @@
+import type { ModelConfig, VisionSetting } from '@/app/components/workflow/types'
+import { act, renderHook } from '@testing-library/react'
+import { ModelFeatureEnum } from '@/app/components/header/account-setting/model-provider-page/declarations'
+import { Resolution } from '@/types/app'
+import useConfigVision from '../use-config-vision'
+
+const mockUseTextGenerationCurrentProviderAndModelAndModelList = vi.hoisted(() => vi.fn())
+const mockUseIsChatMode = vi.hoisted(() => vi.fn())
+
+vi.mock('@/app/components/header/account-setting/model-provider-page/hooks', () => ({
+  useTextGenerationCurrentProviderAndModelAndModelList: (...args: unknown[]) =>
+    mockUseTextGenerationCurrentProviderAndModelAndModelList(...args),
+}))
+
+vi.mock('../use-workflow', () => ({
+  useIsChatMode: () => mockUseIsChatMode(),
+}))
+
+const createModel = (overrides: Partial<ModelConfig> = {}): ModelConfig => ({
+  provider: 'openai',
+  name: 'gpt-4o',
+  mode: 'chat',
+  completion_params: [],
+  ...overrides,
+})
+
+const createVisionPayload = (overrides: Partial<{ enabled: boolean, configs?: VisionSetting }> = {}) => ({
+  enabled: false,
+  ...overrides,
+})
+
+describe('useConfigVision', () => {
+  beforeEach(() => {
+    vi.clearAllMocks()
+    mockUseIsChatMode.mockReturnValue(false)
+    mockUseTextGenerationCurrentProviderAndModelAndModelList.mockReturnValue({
+      currentModel: {
+        features: [],
+      },
+    })
+  })
+
+  it('should expose vision capability and enable default chat configs for vision models', () => {
+    const onChange = vi.fn()
+    mockUseIsChatMode.mockReturnValue(true)
+    mockUseTextGenerationCurrentProviderAndModelAndModelList.mockReturnValue({
+      currentModel: {
+        features: [ModelFeatureEnum.vision],
+      },
+    })
+
+    const { result } = renderHook(() => useConfigVision(createModel(), {
+      payload: createVisionPayload(),
+      onChange,
+    }))
+
+    expect(result.current.isVisionModel).toBe(true)
+
+    act(() => {
+      result.current.handleVisionResolutionEnabledChange(true)
+    })
+
+    expect(onChange).toHaveBeenCalledWith({
+      enabled: true,
+      configs: {
+        detail: Resolution.high,
+        variable_selector: ['sys', 'files'],
+      },
+    })
+  })
+
+  it('should clear configs when disabling vision resolution', () => {
+    const onChange = vi.fn()
+
+    const { result } = renderHook(() => useConfigVision(createModel(), {
+      payload: createVisionPayload({
+        enabled: true,
+        configs: {
+          detail: Resolution.low,
+          variable_selector: ['node', 'files'],
+        },
+      }),
+      onChange,
+    }))
+
+    act(() => {
+      result.current.handleVisionResolutionEnabledChange(false)
+    })
+
+    expect(onChange).toHaveBeenCalledWith({
+      enabled: false,
+    })
+  })
+
+  it('should update the resolution config payload directly', () => {
+    const onChange = vi.fn()
+    const config: VisionSetting = {
+      detail: Resolution.low,
+      variable_selector: ['upstream', 'images'],
+    }
+
+    const { result } = renderHook(() => useConfigVision(createModel(), {
+      payload: createVisionPayload({ enabled: true }),
+      onChange,
+    }))
+
+    act(() => {
+      result.current.handleVisionResolutionChange(config)
+    })
+
+    expect(onChange).toHaveBeenCalledWith({
+      enabled: true,
+      configs: config,
+    })
+  })
+
+  it('should disable vision settings when the selected model is no longer a vision model', () => {
+    const onChange = vi.fn()
+
+    const { result } = renderHook(() => useConfigVision(createModel(), {
+      payload: createVisionPayload({
+        enabled: true,
+        configs: {
+          detail: Resolution.high,
+          variable_selector: ['sys', 'files'],
+        },
+      }),
+      onChange,
+    }))
+
+    act(() => {
+      result.current.handleModelChanged()
+    })
+
+    expect(onChange).toHaveBeenCalledWith({
+      enabled: false,
+    })
+  })
+
+  it('should reset enabled vision configs when the model changes but still supports vision', () => {
+    const onChange = vi.fn()
+    mockUseTextGenerationCurrentProviderAndModelAndModelList.mockReturnValue({
+      currentModel: {
+        features: [ModelFeatureEnum.vision],
+      },
+    })
+
+    const { result } = renderHook(() => useConfigVision(createModel(), {
+      payload: createVisionPayload({
+        enabled: true,
+        configs: {
+          detail: Resolution.low,
+          variable_selector: ['old', 'files'],
+        },
+      }),
+      onChange,
+    }))
+
+    act(() => {
+      result.current.handleModelChanged()
+    })
+
+    expect(onChange).toHaveBeenCalledWith({
+      enabled: true,
+      configs: {
+        detail: Resolution.high,
+        variable_selector: [],
+      },
+    })
+  })
+})
diff --git a/web/app/components/workflow/hooks/__tests__/use-dynamic-test-run-options.spec.tsx b/web/app/components/workflow/hooks/__tests__/use-dynamic-test-run-options.spec.tsx
new file mode 100644
index 0000000000..d66e3ebe4a
--- /dev/null
+++ b/web/app/components/workflow/hooks/__tests__/use-dynamic-test-run-options.spec.tsx
@@ -0,0 +1,146 @@
+import { renderHook } from '@testing-library/react'
+import { BlockEnum } from '../../types'
+import { useDynamicTestRunOptions } from '../use-dynamic-test-run-options'
+
+const mockUseTranslation = vi.hoisted(() => vi.fn())
+const mockUseNodes = vi.hoisted(() => vi.fn())
+const mockUseStore = vi.hoisted(() => vi.fn())
+const mockUseAllTriggerPlugins = vi.hoisted(() => vi.fn())
+const mockGetWorkflowEntryNode = vi.hoisted(() => vi.fn())
+
+vi.mock('react-i18next', () => ({
+  useTranslation: () => mockUseTranslation(),
+}))
+
+vi.mock('@/app/components/workflow/store/workflow/use-nodes', () => ({
+  __esModule: true,
+  default: () => mockUseNodes(),
+}))
+
+vi.mock('@/app/components/workflow/store', () => ({
+  useStore: (selector: (state: {
+    buildInTools: unknown[]
+    customTools: unknown[]
+    workflowTools: unknown[]
+    mcpTools: unknown[]
+  }) => unknown) => mockUseStore(selector),
+}))
+
+vi.mock('@/service/use-triggers', () => ({
+  useAllTriggerPlugins: () => mockUseAllTriggerPlugins(),
+}))
+
+vi.mock('@/app/components/workflow/utils/workflow-entry', () => ({
+  getWorkflowEntryNode: (...args: unknown[]) => mockGetWorkflowEntryNode(...args),
+}))
+
+describe('useDynamicTestRunOptions', () => {
+  beforeEach(() => {
+    vi.clearAllMocks()
+    mockUseTranslation.mockReturnValue({
+      t: (key: string) => key,
+    })
+    mockUseStore.mockImplementation((selector: (state: {
+      buildInTools: unknown[]
+      customTools: unknown[]
+      workflowTools: unknown[]
+      mcpTools: unknown[]
+    }) => unknown) => selector({
+      buildInTools: [],
+      customTools: [],
+      workflowTools: [],
+      mcpTools: [],
+    }))
+    mockUseAllTriggerPlugins.mockReturnValue({
+      data: [{
+        name: 'plugin-provider',
+        icon: '/plugin-icon.png',
+      }],
+    })
+  })
+
+  it('should build user input, trigger options, and a run-all option from workflow nodes', () => {
+    mockUseNodes.mockReturnValue([
+      {
+        id: 'start-1',
+        data: { type: BlockEnum.Start, title: 'User Input' },
+      },
+      {
+        id: 'schedule-1',
+        data: { type: BlockEnum.TriggerSchedule, title: 'Daily Schedule' },
+      },
+      {
+        id: 'webhook-1',
+        data: { type: BlockEnum.TriggerWebhook, title: 'Webhook Trigger' },
+      },
+      {
+        id: 'plugin-1',
+        data: {
+          type: BlockEnum.TriggerPlugin,
+          title: '',
+          plugin_name: 'Plugin Trigger',
+          provider_id: 'plugin-provider',
+        },
+      },
+    ])
+
+    const { result } = renderHook(() => useDynamicTestRunOptions())
+
+    expect(result.current.userInput).toEqual(expect.objectContaining({
+      id: 'start-1',
+      type: 'user_input',
+      name: 'User Input',
+      nodeId: 'start-1',
+      enabled: true,
+    }))
+    expect(result.current.triggers).toEqual([
+      expect.objectContaining({
+        id: 'schedule-1',
+        type: 'schedule',
+        name: 'Daily Schedule',
+        nodeId: 'schedule-1',
+      }),
+      expect.objectContaining({
+        id: 'webhook-1',
+        type: 'webhook',
+        name: 'Webhook Trigger',
+        nodeId: 'webhook-1',
+      }),
+      expect.objectContaining({
+        id: 'plugin-1',
+        type: 'plugin',
+        name: 'Plugin Trigger',
+        nodeId: 'plugin-1',
+      }),
+    ])
+    expect(result.current.runAll).toEqual(expect.objectContaining({
+      id: 'run-all',
+      type: 'all',
+      relatedNodeIds: ['schedule-1', 'webhook-1', 'plugin-1'],
+    }))
+  })
+
+  it('should fall back to the workflow entry node and omit run-all when only one trigger exists', () => {
+    mockUseNodes.mockReturnValue([
+      {
+        id: 'webhook-1',
+        data: { type: BlockEnum.TriggerWebhook, title: 'Webhook Trigger' },
+      },
+    ])
+    mockGetWorkflowEntryNode.mockReturnValue({
+      id: 'fallback-start',
+      data: { type: BlockEnum.Start, title: '' },
+    })
+
+    const { result } = renderHook(() => useDynamicTestRunOptions())
+
+    expect(result.current.userInput).toEqual(expect.objectContaining({
+      id: 'fallback-start',
+      type: 'user_input',
+      name: 'blocks.start',
+      nodeId: 'fallback-start',
+    }))
+    expect(result.current.triggers).toHaveLength(1)
+    expect(result.current.runAll).toBeUndefined()
+  })
+})
diff --git a/web/app/components/workflow/hooks/use-checklist.ts b/web/app/components/workflow/hooks/use-checklist.ts
index 029892c4d1..99536653ce 100644
--- a/web/app/components/workflow/hooks/use-checklist.ts
+++ b/web/app/components/workflow/hooks/use-checklist.ts
@@ -27,7 +27,7 @@ import {
 import { useTranslation } from 'react-i18next'
 import { useEdges, useStoreApi } from 'reactflow'
 import { useStore as useAppStore } from '@/app/components/app/store'
-import { useToastContext } from '@/app/components/base/toast/context'
+import { toast } from '@/app/components/base/ui/toast'
 import { ModelTypeEnum } from '@/app/components/header/account-setting/model-provider-page/declarations'
 import { useModelList } from '@/app/components/header/account-setting/model-provider-page/hooks'
 import useNodes from '@/app/components/workflow/store/workflow/use-nodes'
@@ -325,7 +325,6 @@ export const useChecklist = (nodes: Node[], edges: Edge[]) => {
 export const useChecklistBeforePublish = () => {
   const { t } = useTranslation()
   const language = useGetLanguage()
-  const { notify } = useToastContext()
   const queryClient = useQueryClient()
   const store = useStoreApi()
   const { nodesMap: nodesExtraData } = useNodesMetaData()
@@ -390,7 +389,7 @@ export const useChecklistBeforePublish = () => {
     const { validNodes, maxDepth } = getValidTreeNodes(filteredNodes, edges)
 
     if (maxDepth > MAX_TREE_DEPTH) {
-      notify({ type: 'error', message: t('common.maxTreeDepth', { ns: 'workflow', depth: MAX_TREE_DEPTH }) })
+      toast.error(t('common.maxTreeDepth', { ns: 'workflow', depth: MAX_TREE_DEPTH }))
       return false
     }
 
@@ -488,7 +487,7 @@ export const useChecklistBeforePublish = () => {
           isModelProviderInstalled: isLLMModelProviderInstalled(modelProvider, installedPluginIds),
         })
         if (modelIssue === LLMModelIssueCode.providerPluginUnavailable) {
-          notify({ type: 'error', message: `[${node.data.title}] ${t('errorMsg.configureModel', { ns: 'workflow' })}` })
+          toast.error(`[${node.data.title}] ${t('errorMsg.configureModel', { ns: 'workflow' })}`)
           return false
         }
       }
@@ -497,7 +496,7 @@ export const useChecklistBeforePublish = () => {
       const { errorMessage } = nodesExtraData![node.data.type as BlockEnum].checkValid(checkData, t, moreDataForCheckValid)
 
       if (errorMessage) {
-        notify({ type: 'error', message: `[${node.data.title}] ${errorMessage}` })
+        toast.error(`[${node.data.title}] ${errorMessage}`)
         return false
       }
 
@@ -510,12 +509,12 @@ export const useChecklistBeforePublish = () => {
           if (usedNode) {
             const usedVar = usedNode.vars.find(v => v.variable === variable?.[1])
             if (!usedVar) {
-              notify({ type: 'error', message: `[${node.data.title}] ${t('errorMsg.invalidVariable', { ns: 'workflow' })}` })
+              toast.error(`[${node.data.title}] ${t('errorMsg.invalidVariable', { ns: 'workflow' })}`)
               return false
             }
           }
           else {
-            notify({ type: 'error', message: `[${node.data.title}] ${t('errorMsg.invalidVariable', { ns: 'workflow' })}` })
+            toast.error(`[${node.data.title}] ${t('errorMsg.invalidVariable', { ns: 'workflow' })}`)
             return false
           }
         }
@@ -526,7 +525,7 @@ export const useChecklistBeforePublish = () => {
       const isUnconnected = !validNodes.some(n => n.id === node.id)
 
       if (isUnconnected && !canSkipConnectionCheck) {
-        notify({ type: 'error', message: `[${node.data.title}] ${t('common.needConnectTip', { ns: 'workflow' })}` })
+        toast.error(`[${node.data.title}] ${t('common.needConnectTip', { ns: 'workflow' })}`)
         return false
       }
     }
@@ -534,7 +533,7 @@ export const useChecklistBeforePublish = () => {
     if (shouldCheckStartNode) {
       const startNodesFiltered = nodes.filter(node => START_NODE_TYPES.includes(node.data.type as BlockEnum))
       if (startNodesFiltered.length === 0) {
-        notify({ type: 'error', message: t('common.needStartNode', { ns: 'workflow' }) })
+        toast.error(t('common.needStartNode', { ns: 'workflow' }))
         return false
       }
     }
@@ -545,13 +544,13 @@ export const useChecklistBeforePublish = () => {
       const type = isRequiredNodesType[i]
 
       if (!filteredNodes.some(node => node.data.type === type)) {
-        notify({ type: 'error', message: t('common.needAdd', { ns: 'workflow', node: t(`blocks.${type}` as I18nKeysWithPrefix<'workflow', 'blocks.'>, { ns: 'workflow' }) }) })
+        toast.error(t('common.needAdd', { ns: 'workflow', node: t(`blocks.${type}` as I18nKeysWithPrefix<'workflow', 'blocks.'>, { ns: 'workflow' }) }))
         return false
       }
     }
 
     return true
-  }, [store, workflowStore, getNodesAvailableVarList, shouldCheckStartNode, nodesExtraData, notify, t, updateDatasetsDetail, buildInTools, customTools, workflowTools, language, getCheckData, queryClient, strategyProviders, modelProviders])
+  }, [store, workflowStore, getNodesAvailableVarList, shouldCheckStartNode, nodesExtraData, t, updateDatasetsDetail, buildInTools, customTools, workflowTools, language, getCheckData, queryClient, strategyProviders, modelProviders])
 
   return {
     handleCheckBeforePublish,
@@ -563,15 +562,14 @@ export const useWorkflowRunValidation = () => {
   const nodes = useNodes()
   const edges = useEdges<CommonEdgeType>()
   const needWarningNodes = useChecklist(nodes, edges)
-  const { notify } = useToastContext()
 
   const validateBeforeRun = useCallback(() => {
     if (needWarningNodes.length > 0) {
-      notify({ type: 'error', message: t('panel.checklistTip', { ns: 'workflow' }) })
+      toast.error(t('panel.checklistTip', { ns: 'workflow' }))
       return false
     }
     return true
-  }, [needWarningNodes, notify, t])
+  }, [needWarningNodes, t])
 
   return {
     validateBeforeRun,
diff --git a/web/app/components/workflow/hooks/use-nodes-interactions.ts b/web/app/components/workflow/hooks/use-nodes-interactions.ts
index cd35d2310f..8de86edecb 100644
--- a/web/app/components/workflow/hooks/use-nodes-interactions.ts
+++ b/web/app/components/workflow/hooks/use-nodes-interactions.ts
@@ -1822,6 +1822,8 @@ export const useNodesInteractions = () => {
         else {
           // single node paste
           const selectedNode = nodes.find(node => node.selected)
+          let pastedToNestedBlock = false
+
           if (selectedNode) {
             const commonNestedDisallowPasteNodes = [
               // end node only can be placed outermost layer
@@ -1849,10 +1851,24 @@ export const useNodesInteractions = () => {
               }
               // set position base on parent node
               newNode.position = getNestedNodePosition(newNode, selectedNode)
+
               // update parent children array like native add
               parentChildrenToAppend.push({ parentId: selectedNode.id, childId: newNode.id, childType: newNode.data.type })
+
+              pastedToNestedBlock = true
             }
           }
+
+          // Clear loop/iteration metadata when pasting outside nested blocks (fixes #29835)
+          // This ensures nodes copied from inside Loop/Iteration are properly independent
+          // when pasted outside
+          if (!pastedToNestedBlock) {
+            newNode.data.isInLoop = false
+            newNode.data.loop_id = undefined
+            newNode.data.isInIteration = false
+            newNode.data.iteration_id = undefined
+            newNode.parentId = undefined
+          }
         }
 
         idMapping[nodeToPaste.id] = newNode.id
diff --git a/web/app/components/workflow/nodes/_base/components/__tests__/file-support.spec.tsx b/web/app/components/workflow/nodes/_base/components/__tests__/file-support.spec.tsx
index ffe1e80bb0..b58b045f92 100644
--- a/web/app/components/workflow/nodes/_base/components/__tests__/file-support.spec.tsx
+++ b/web/app/components/workflow/nodes/_base/components/__tests__/file-support.spec.tsx
@@ -19,11 +19,13 @@ vi.mock('@/app/components/base/file-uploader/hooks', () => ({
   useFileSizeLimit: vi.fn(),
 }))
 
-vi.mock('@/app/components/base/toast/context', () => ({
-  useToastContext: () => ({
-    notify: vi.fn(),
-    close: vi.fn(),
-  }),
+vi.mock('@/app/components/base/ui/toast', () => ({
+  toast: {
+    success: vi.fn(),
+    error: vi.fn(),
+    warning: vi.fn(),
+    info: vi.fn(),
+  },
 }))
 
 const createPayload = (overrides: Partial<UploadFileSetting> = {}): UploadFileSetting => ({
diff --git a/web/app/components/workflow/nodes/_base/components/before-run-form/__tests__/index.spec.tsx b/web/app/components/workflow/nodes/_base/components/before-run-form/__tests__/index.spec.tsx
index 6ed8210721..a8837f6392 100644
--- a/web/app/components/workflow/nodes/_base/components/before-run-form/__tests__/index.spec.tsx
+++ b/web/app/components/workflow/nodes/_base/components/before-run-form/__tests__/index.spec.tsx
@@ -1,10 +1,16 @@
 import type { Props as FormProps } from '../form'
 import type { BeforeRunFormProps } from '../index'
 import { fireEvent, render, screen } from '@testing-library/react'
-import Toast from '@/app/components/base/toast'
+import { toast } from '@/app/components/base/ui/toast'
 import { BlockEnum, InputVarType } from '@/app/components/workflow/types'
 import BeforeRunForm from '../index'
 
+vi.mock('@/app/components/base/ui/toast', () => ({
+  toast: {
+    error: vi.fn(),
+  },
+}))
+
 vi.mock('../form', () => ({
   default: ({ values }: { values: Record<string, unknown> }) => <div>{Object.keys(values).join(',')}</div>,
 }))
@@ -29,6 +35,8 @@ vi.mock('@/app/components/workflow/nodes/human-input/components/single-run-form'
 }))
 
 describe('BeforeRunForm', () => {
+  const mockToastError = vi.mocked(toast.error)
+
   const createForm = (form: Partial<FormProps>): FormProps => ({
     inputs: [],
     values: {},
@@ -66,8 +74,6 @@ describe('BeforeRunForm', () => {
   })
 
   it('should show an error toast when required fields are missing', () => {
-    const notifySpy = vi.spyOn(Toast, 'notify').mockImplementation(vi.fn())
-
     render(
       <BeforeRunForm
         {...createProps({
@@ -86,9 +92,7 @@ describe('BeforeRunForm', () => {
 
     fireEvent.click(screen.getByRole('button', { name: 'workflow.singleRun.startRun' }))
 
-    expect(notifySpy).toHaveBeenCalledWith(expect.objectContaining({
-      type: 'error',
-    }))
+    expect(mockToastError).toHaveBeenCalled()
   })
 
   it('should generate the human input form instead of running immediately', () => {
@@ -199,8 +203,6 @@ describe('BeforeRunForm', () => {
   })
 
   it('should show an error toast when json input is invalid', () => {
-    const notifySpy = vi.spyOn(Toast, 'notify').mockImplementation(vi.fn())
-
     render(
       <BeforeRunForm
         {...createProps({
@@ -219,8 +221,6 @@ describe('BeforeRunForm', () => {
 
     fireEvent.click(screen.getByRole('button', { name: 'workflow.singleRun.startRun' }))
 
-    expect(notifySpy).toHaveBeenCalledWith(expect.objectContaining({
-      type: 'error',
-    }))
+    expect(mockToastError).toHaveBeenCalled()
   })
 })
diff --git a/web/app/components/workflow/nodes/_base/components/before-run-form/index.tsx b/web/app/components/workflow/nodes/_base/components/before-run-form/index.tsx
index 0e414f70a5..be29fbbc22 100644
--- a/web/app/components/workflow/nodes/_base/components/before-run-form/index.tsx
+++ b/web/app/components/workflow/nodes/_base/components/before-run-form/index.tsx
@@ -9,7 +9,7 @@ import * as React from 'react'
 import { useEffect, useRef } from 'react'
 import { useTranslation } from 'react-i18next'
 import Button from '@/app/components/base/button'
-import Toast from '@/app/components/base/toast'
+import { toast } from '@/app/components/base/ui/toast'
 import Split from '@/app/components/workflow/nodes/_base/components/split'
 import SingleRunForm from '@/app/components/workflow/nodes/human-input/components/single-run-form'
 import { BlockEnum } from '@/app/components/workflow/types'
@@ -71,19 +71,13 @@ const BeforeRunForm: FC<BeforeRunFormProps> = ({
   const handleRunOrGenerateForm = () => {
     const errMsg = getFormErrorMessage(forms, existVarValuesInForms, t)
     if (errMsg) {
-      Toast.notify({
-        message: errMsg,
-        type: 'error',
-      })
+      toast.error(errMsg)
       return
     }
 
     const { submitData, parseErrorJsonField } = buildSubmitData(forms)
     if (parseErrorJsonField) {
-      Toast.notify({
-        message: t('errorMsg.invalidJson', { ns: 'workflow', field: parseErrorJsonField }),
-        type: 'error',
-      })
+      toast.error(t('errorMsg.invalidJson', { ns: 'workflow', field: parseErrorJsonField }))
       return
     }
 
diff --git a/web/app/components/workflow/nodes/_base/components/workflow-panel/last-run/__tests__/index.spec.tsx b/web/app/components/workflow/nodes/_base/components/workflow-panel/last-run/__tests__/index.spec.tsx
new file mode 100644
index 0000000000..91d346abc9
--- /dev/null
+++ b/web/app/components/workflow/nodes/_base/components/workflow-panel/last-run/__tests__/index.spec.tsx
@@ -0,0 +1,235 @@
+import { act, render, screen } from '@testing-library/react'
+import { NodeRunningStatus } from '@/app/components/workflow/types'
+import LastRun from '../index'
+
+const mockUseHooksStore = vi.hoisted(() => vi.fn())
+const mockUseLastRun = vi.hoisted(() => vi.fn())
+const mockResultPanel = vi.hoisted(() => vi.fn())
+
+vi.mock('@remixicon/react', () => ({
+  RiLoader2Line: () => <div data-testid="loading-icon" />,
+}))
+
+vi.mock('@/app/components/workflow/hooks-store', () => ({
+  useHooksStore: (selector: (state: {
+    configsMap?: { flowType?: string, flowId?: string }
+  }) => unknown) => mockUseHooksStore(selector),
+}))
+
+vi.mock('@/service/use-workflow', () => ({
+  useLastRun: (...args: unknown[]) => mockUseLastRun(...args),
+}))
+
+vi.mock('@/app/components/workflow/run/result-panel', () => ({
+  __esModule: true,
+  default: (props: Record<string, unknown>) => {
+    mockResultPanel(props)
+    return <div data-testid="result-panel">{String(props.status)}</div>
+  },
+}))
+
+vi.mock('../no-data', () => ({
+  __esModule: true,
+  default: ({ onSingleRun }: { onSingleRun: () => void }) => (
+    <button type="button" onClick={onSingleRun}>
+      no-data
+    </button>
+  ),
+}))
+
+describe('LastRun', () => {
+  const updateNodeRunningStatus = vi.fn()
+  const onSingleRunClicked = vi.fn()
+  let visibilityState = 'visible'
+
+  beforeEach(() => {
+    vi.clearAllMocks()
+    mockUseHooksStore.mockImplementation((selector: (state: {
+      configsMap?: { flowType?: string, flowId?: string }
+    }) => unknown) => selector({
+      configsMap: {
+        flowType: 'appFlow',
+        flowId: 'flow-1',
+      },
+    }))
+    mockUseLastRun.mockReturnValue({
+      data: undefined,
+      isFetching: false,
+      error: undefined,
+    })
+    visibilityState = 'visible'
+    Object.defineProperty(document, 'visibilityState', {
+      configurable: true,
+      get: () => visibilityState,
+    })
+  })
+
+  it('should show a loader while fetching the last run before any single run starts', () => {
+    mockUseLastRun.mockReturnValue({
+      data: undefined,
+      isFetching: true,
+      error: undefined,
+    })
+
+    render(
+      <LastRun
+        appId="app-1"
+        nodeId="node-1"
+        canSingleRun
+        isRunAfterSingleRun={false}
+        updateNodeRunningStatus={updateNodeRunningStatus}
+        onSingleRunClicked={onSingleRunClicked}
+      />,
+    )
+
+    expect(screen.getByTestId('loading-icon')).toBeInTheDocument()
+    expect(screen.queryByTestId('result-panel')).not.toBeInTheDocument()
+  })
+
+  it('should show a running result panel while a single run is still executing', () => {
+    render(
+      <LastRun
+        appId="app-1"
+        nodeId="node-1"
+        canSingleRun
+        isRunAfterSingleRun
+        updateNodeRunningStatus={updateNodeRunningStatus}
+        onSingleRunClicked={onSingleRunClicked}
+        runningStatus={NodeRunningStatus.Running}
+      />,
+    )
+
+    expect(screen.getByTestId('result-panel')).toHaveTextContent('running')
+    expect(mockResultPanel).toHaveBeenCalledWith(expect.objectContaining({
+      status: 'running',
+      showSteps: false,
+    }))
+  })
+
+  it('should render the no-data state for 404 last-run responses and forward single-run clicks', () => {
+    mockUseLastRun.mockReturnValue({
+      data: undefined,
+      isFetching: false,
+      error: { status: 404 },
+    })
+
+    render(
+      <LastRun
+        appId="app-1"
+        nodeId="node-1"
+        canSingleRun
+        isRunAfterSingleRun={false}
+        updateNodeRunningStatus={updateNodeRunningStatus}
+        onSingleRunClicked={onSingleRunClicked}
+      />,
+    )
+
+    act(() => {
+      screen.getByText('no-data').click()
+    })
+
+    expect(onSingleRunClicked).toHaveBeenCalledTimes(1)
+  })
+
+  it('should render resolved result data and let paused state override the final status', () => {
+    mockUseLastRun.mockReturnValue({
+      data: {
+        status: NodeRunningStatus.Succeeded,
+        execution_metadata: { total_tokens: 9 },
+        created_by_account: { created_by: 'Alice' },
+      },
+      isFetching: false,
+      error: undefined,
+    })
+
+    render(
+      <LastRun
+        appId="app-1"
+        nodeId="node-1"
+        canSingleRun
+        isRunAfterSingleRun
+        updateNodeRunningStatus={updateNodeRunningStatus}
+        onSingleRunClicked={onSingleRunClicked}
+        runningStatus={NodeRunningStatus.Succeeded}
+        isPaused
+      />,
+    )
+
+    expect(screen.getByTestId('result-panel')).toHaveTextContent(NodeRunningStatus.Stopped)
+    expect(mockResultPanel).toHaveBeenCalledWith(expect.objectContaining({
+      status: NodeRunningStatus.Stopped,
+      total_tokens: 9,
+      created_by: 'Alice',
+      showSteps: false,
+    }))
+  })
+
+  it('should respect stopped and listening one-step statuses', () => {
+    mockUseLastRun.mockReturnValue({
+      data: {
+        status: NodeRunningStatus.Succeeded,
+      },
+      isFetching: false,
+      error: undefined,
+    })
+
+    const { rerender } = render(
+      <LastRun
+        appId="app-1"
+        nodeId="node-1"
+        canSingleRun
+        isRunAfterSingleRun
+        updateNodeRunningStatus={updateNodeRunningStatus}
+        onSingleRunClicked={onSingleRunClicked}
+        runningStatus={NodeRunningStatus.Stopped}
+      />,
+    )
+
+    expect(screen.getByTestId('result-panel')).toHaveTextContent(NodeRunningStatus.Stopped)
+
+    rerender(
+      <LastRun
+        appId="app-1"
+        nodeId="node-1"
+        canSingleRun
+        isRunAfterSingleRun
+        updateNodeRunningStatus={updateNodeRunningStatus}
+        onSingleRunClicked={onSingleRunClicked}
+        runningStatus={NodeRunningStatus.Listening}
+      />,
+    )
+
+    expect(screen.getByTestId('result-panel')).toHaveTextContent(NodeRunningStatus.Listening)
+  })
+
+  it('should react to page visibility changes while keeping the current result rendered', () => {
+    mockUseLastRun.mockReturnValue({
+      data: {
+        status: NodeRunningStatus.Succeeded,
+      },
+      isFetching: false,
+      error: undefined,
+    })
+
+    render(
+      <LastRun
+        appId="app-1"
+        nodeId="node-1"
+        canSingleRun
+        isRunAfterSingleRun
+        updateNodeRunningStatus={updateNodeRunningStatus}
+        onSingleRunClicked={onSingleRunClicked}
+        runningStatus={NodeRunningStatus.Succeeded}
+      />,
+    )
+
+    act(() => {
+      visibilityState = 'hidden'
+      document.dispatchEvent(new Event('visibilitychange'))
+      visibilityState = 'visible'
+      document.dispatchEvent(new Event('visibilitychange'))
+    })
+
+    expect(screen.getByTestId('result-panel')).toHaveTextContent(NodeRunningStatus.Succeeded)
+  })
+})
diff --git a/web/app/components/workflow/nodes/_base/components/workflow-panel/last-run/use-last-run.ts b/web/app/components/workflow/nodes/_base/components/workflow-panel/last-run/use-last-run.ts
index db7833af2b..d58c787bd8 100644
--- a/web/app/components/workflow/nodes/_base/components/workflow-panel/last-run/use-last-run.ts
+++ b/web/app/components/workflow/nodes/_base/components/workflow-panel/last-run/use-last-run.ts
@@ -3,7 +3,7 @@ import type { Params as OneStepRunParams } from '@/app/components/workflow/nodes
 // import
 import type { CommonNodeType, ValueSelector } from '@/app/components/workflow/types'
 import { useCallback, useEffect, useState } from 'react'
-import Toast from '@/app/components/base/toast'
+import { toast } from '@/app/components/base/ui/toast'
 import {
   useNodesSyncDraft,
 } from '@/app/components/workflow/hooks'
@@ -163,7 +163,7 @@ const useLastRun = <T>({
       return false
 
     const message = warningForNode.errorMessages[0] || 'This node has unresolved checklist issues'
-    Toast.notify({ type: 'error', message })
+    toast.error(message)
     return true
   }, [warningNodes, id])
 
diff --git a/web/app/components/workflow/nodes/_base/hooks/use-one-step-run.ts b/web/app/components/workflow/nodes/_base/hooks/use-one-step-run.ts
index 06843eacef..c634fd92f4 100644
--- a/web/app/components/workflow/nodes/_base/hooks/use-one-step-run.ts
+++ b/web/app/components/workflow/nodes/_base/hooks/use-one-step-run.ts
@@ -12,7 +12,7 @@ import {
 } from 'reactflow'
 import { trackEvent } from '@/app/components/base/amplitude'
 import { getInputVars as doGetInputVars } from '@/app/components/base/prompt-editor/constants'
-import Toast from '@/app/components/base/toast'
+import { toast } from '@/app/components/base/ui/toast'
 import {
   useIsChatMode,
   useNodeDataUpdate,
@@ -410,14 +410,14 @@ const useOneStepRun = <T>({
       })
 
       if (!response) {
-        const message = 'Schedule trigger run failed'
-        Toast.notify({ type: 'error', message })
+        const message = t('common.scheduleTriggerRunFailed', { ns: 'workflow' })
+        toast.error(message)
         throw new Error(message)
       }
 
       if (response?.status === 'error') {
-        const message = response?.message || 'Schedule trigger run failed'
-        Toast.notify({ type: 'error', message })
+        const message = response?.message || t('common.scheduleTriggerRunFailed', { ns: 'workflow' })
+        toast.error(message)
         throw new Error(message)
       }
 
@@ -442,10 +442,10 @@ const useOneStepRun = <T>({
           _singleRunningStatus: NodeRunningStatus.Failed,
         },
       })
-      Toast.notify({ type: 'error', message: 'Schedule trigger run failed' })
+      toast.error(t('common.scheduleTriggerRunFailed', { ns: 'workflow' }))
       throw error
     }
-  }, [flowId, id, handleNodeDataUpdate, data])
+  }, [flowId, id, handleNodeDataUpdate, data, t])
 
   const runWebhookSingleRun = useCallback(async (): Promise<any | null> => {
     const urlPath = `/apps/${flowId}/workflows/draft/nodes/${id}/trigger/run`
@@ -467,8 +467,8 @@ const useOneStepRun = <T>({
           return null
 
         if (!response) {
-          const message = response?.message || 'Webhook debug failed'
-          Toast.notify({ type: 'error', message })
+          const message = response?.message || t('common.webhookDebugFailed', { ns: 'workflow' })
+          toast.error(message)
           cancelWebhookSingleRun()
           throw new Error(message)
         }
@@ -495,8 +495,8 @@ const useOneStepRun = <T>({
         }
 
         if (response?.status === 'error') {
-          const message = response.message || 'Webhook debug failed'
-          Toast.notify({ type: 'error', message })
+          const message = response.message || t('common.webhookDebugFailed', { ns: 'workflow' })
+          toast.error(message)
           cancelWebhookSingleRun()
           throw new Error(message)
         }
@@ -519,7 +519,7 @@ const useOneStepRun = <T>({
         if (controller.signal.aborted)
           return null
 
-        Toast.notify({ type: 'error', message: 'Webhook debug request failed' })
+        toast.error(t('common.webhookDebugRequestFailed', { ns: 'workflow' }))
         cancelWebhookSingleRun()
         if (error instanceof Error)
           throw error
@@ -531,7 +531,7 @@ const useOneStepRun = <T>({
     }
 
     return null
-  }, [flowId, id, data, handleNodeDataUpdate, cancelWebhookSingleRun])
+  }, [flowId, id, data, handleNodeDataUpdate, cancelWebhookSingleRun, t])
 
   const runPluginSingleRun = useCallback(async (): Promise<any | null> => {
     const urlPath = `/apps/${flowId}/workflows/draft/nodes/${id}/trigger/run`
@@ -566,14 +566,14 @@ const useOneStepRun = <T>({
         if (controller.signal.aborted)
           return null
 
-        Toast.notify({ type: 'error', message: requestError.message })
+        toast.error(requestError.message)
         cancelPluginSingleRun()
         throw requestError
       }
 
       if (!response) {
         const message = 'Plugin debug failed'
-        Toast.notify({ type: 'error', message })
+        toast.error(message)
         cancelPluginSingleRun()
         throw new Error(message)
       }
@@ -600,7 +600,7 @@ const useOneStepRun = <T>({
 
       if (response?.status === 'error') {
         const message = response.message || 'Plugin debug failed'
-        Toast.notify({ type: 'error', message })
+        toast.error(message)
         cancelPluginSingleRun()
         throw new Error(message)
       }
@@ -633,10 +633,8 @@ const useOneStepRun = <T>({
           _isSingleRun: false,
         },
       })
-      Toast.notify({
-        type: 'error',
-        message: res.errorMessage || '',
-      })
+      if (res.errorMessage)
+        toast.error(res.errorMessage)
     }
     return res
   }
diff --git a/web/app/components/workflow/nodes/data-source/hooks/__tests__/use-config.spec.ts b/web/app/components/workflow/nodes/data-source/hooks/__tests__/use-config.spec.ts
new file mode 100644
index 0000000000..6d009ba60b
--- /dev/null
+++ b/web/app/components/workflow/nodes/data-source/hooks/__tests__/use-config.spec.ts
@@ -0,0 +1,139 @@
+import type { DataSourceNodeType } from '../../types'
+import { renderHook } from '@testing-library/react'
+import { VarType as VarKindType } from '../../types'
+import { useConfig } from '../use-config'
+
+const mockUseStoreApi = vi.hoisted(() => vi.fn())
+const mockUseNodeDataUpdate = vi.hoisted(() => vi.fn())
+
+vi.mock('reactflow', () => ({
+  useStoreApi: () => mockUseStoreApi(),
+}))
+
+vi.mock('@/app/components/workflow/hooks', () => ({
+  useNodeDataUpdate: () => mockUseNodeDataUpdate(),
+}))
+
+const createNode = (overrides: Partial<DataSourceNodeType> = {}): { id: string, data: DataSourceNodeType } => ({
+  id: 'data-source-node',
+  data: {
+    title: 'Datasource',
+    desc: '',
+    type: 'data-source',
+    plugin_id: 'plugin-1',
+    provider_type: 'local_file',
+    provider_name: 'provider',
+    datasource_name: 'source-a',
+    datasource_label: 'Source A',
+    datasource_parameters: {},
+    datasource_configurations: {},
+    _dataSourceStartToAdd: true,
+    ...overrides,
+  } as DataSourceNodeType,
+})
+
+describe('data-source/hooks/use-config', () => {
+  const mockHandleNodeDataUpdateWithSyncDraft = vi.fn()
+  let currentNode = createNode()
+
+  beforeEach(() => {
+    vi.clearAllMocks()
+    currentNode = createNode()
+
+    mockUseStoreApi.mockReturnValue({
+      getState: () => ({
+        getNodes: () => [currentNode],
+      }),
+    })
+    mockUseNodeDataUpdate.mockReturnValue({
+      handleNodeDataUpdateWithSyncDraft: mockHandleNodeDataUpdateWithSyncDraft,
+    })
+  })
+
+  it('should clear the local-file auto-add flag on mount and update datasource payloads', () => {
+    const { result } = renderHook(() => useConfig('data-source-node'))
+
+    expect(mockHandleNodeDataUpdateWithSyncDraft).toHaveBeenCalledWith({
+      id: 'data-source-node',
+      data: expect.objectContaining({
+        _dataSourceStartToAdd: false,
+      }),
+    })
+
+    mockHandleNodeDataUpdateWithSyncDraft.mockClear()
+    result.current.handleFileExtensionsChange(['pdf', 'csv'])
+    result.current.handleParametersChange({
+      dataset: {
+        type: VarKindType.constant,
+        value: 'docs',
+      },
+    })
+
+    expect(mockHandleNodeDataUpdateWithSyncDraft).toHaveBeenNthCalledWith(1, {
+      id: 'data-source-node',
+      data: expect.objectContaining({
+        fileExtensions: ['pdf', 'csv'],
+      }),
+    })
+    expect(mockHandleNodeDataUpdateWithSyncDraft).toHaveBeenNthCalledWith(2, {
+      id: 'data-source-node',
+      data: expect.objectContaining({
+        datasource_parameters: {
+          dataset: {
+            type: VarKindType.constant,
+            value: 'docs',
+          },
+        },
+      }),
+    })
+  })
+
+  it('should derive output schema metadata and detect object outputs', () => {
+    const dataSourceList = [{
+      plugin_id: 'plugin-1',
+      tools: [{
+        name: 'source-a',
+        output_schema: {
+          properties: {
+            items: {
+              type: 'array',
+              items: { type: 'string' },
+              description: 'List of items',
+            },
+            metadata: {
+              type: 'object',
+              description: 'Object field',
+            },
+            count: {
+              type: 'number',
+              description: 'Total count',
+            },
+          },
+        },
+      }],
+    }]
+
+    const { result } = renderHook(() => useConfig('data-source-node', dataSourceList))
+
+    expect(result.current.outputSchema).toEqual([
+      {
+        name: 'items',
+        type: 'Array[String]',
+        description: 'List of items',
+      },
+      {
+        name: 'metadata',
+        value: {
+          type: 'object',
+          description: 'Object field',
+        },
+      },
+      {
+        name: 'count',
+        type: 'Number',
+        description: 'Total count',
+      },
+    ])
+    expect(result.current.hasObjectOutput).toBe(true)
+  })
+})
diff --git a/web/app/components/workflow/nodes/http/components/__tests__/curl-panel.spec.tsx b/web/app/components/workflow/nodes/http/components/__tests__/curl-panel.spec.tsx
index 1d11b9b882..f42e98f605 100644
--- a/web/app/components/workflow/nodes/http/components/__tests__/curl-panel.spec.tsx
+++ b/web/app/components/workflow/nodes/http/components/__tests__/curl-panel.spec.tsx
@@ -1,15 +1,16 @@
 import { render, screen } from '@testing-library/react'
 import userEvent from '@testing-library/user-event'
+import { toast } from '@/app/components/base/ui/toast'
 import { BodyPayloadValueType, BodyType } from '../../types'
 import CurlPanel from '../curl-panel'
 import * as curlParser from '../curl-parser'
 
 const {
   mockHandleNodeSelect,
-  mockNotify,
+  mockToastError,
 } = vi.hoisted(() => ({
   mockHandleNodeSelect: vi.fn(),
-  mockNotify: vi.fn(),
+  mockToastError: vi.fn(),
 }))
 
 vi.mock('@/app/components/workflow/hooks', () => ({
@@ -18,9 +19,9 @@ vi.mock('@/app/components/workflow/hooks', () => ({
   }),
 }))
 
-vi.mock('@/app/components/base/toast', () => ({
-  default: {
-    notify: mockNotify,
+vi.mock('@/app/components/base/ui/toast', () => ({
+  toast: {
+    error: mockToastError,
   },
 }))
 
@@ -131,9 +132,7 @@ describe('curl-panel', () => {
       await user.type(screen.getByRole('textbox'), 'invalid')
       await user.click(screen.getByRole('button', { name: 'common.operation.save' }))
 
-      expect(mockNotify).toHaveBeenCalledWith(expect.objectContaining({
-        type: 'error',
-      }))
+      expect(vi.mocked(toast.error)).toHaveBeenCalledWith(expect.stringContaining('Invalid cURL command'))
     })
 
     it('should keep the panel open when parsing returns no node and no error', async () => {
@@ -159,7 +158,7 @@ describe('curl-panel', () => {
       expect(onHide).not.toHaveBeenCalled()
       expect(handleCurlImport).not.toHaveBeenCalled()
       expect(mockHandleNodeSelect).not.toHaveBeenCalled()
-      expect(mockNotify).not.toHaveBeenCalled()
+      expect(vi.mocked(toast.error)).not.toHaveBeenCalled()
     })
   })
 })
diff --git a/web/app/components/workflow/nodes/http/components/curl-panel.tsx b/web/app/components/workflow/nodes/http/components/curl-panel.tsx
index 7b6a26cc29..b08d3f0a7f 100644
--- a/web/app/components/workflow/nodes/http/components/curl-panel.tsx
+++ b/web/app/components/workflow/nodes/http/components/curl-panel.tsx
@@ -7,7 +7,7 @@ import { useTranslation } from 'react-i18next'
 import Button from '@/app/components/base/button'
 import Modal from '@/app/components/base/modal'
 import Textarea from '@/app/components/base/textarea'
-import Toast from '@/app/components/base/toast'
+import { toast } from '@/app/components/base/ui/toast'
 import { useNodesInteractions } from '@/app/components/workflow/hooks'
 import { parseCurl } from './curl-parser'
 
@@ -26,10 +26,7 @@ const CurlPanel: FC<Props> = ({ nodeId, isShow, onHide, handleCurlImport }) => {
   const handleSave = useCallback(() => {
     const { node, error } = parseCurl(inputString)
     if (error) {
-      Toast.notify({
-        type: 'error',
-        message: error,
-      })
+      toast.error(error)
       return
     }
     if (!node)
diff --git a/web/app/components/workflow/nodes/human-input/components/__tests__/button-style-dropdown.spec.tsx b/web/app/components/workflow/nodes/human-input/components/__tests__/button-style-dropdown.spec.tsx
new file mode 100644
index 0000000000..b7b0229424
--- /dev/null
+++ b/web/app/components/workflow/nodes/human-input/components/__tests__/button-style-dropdown.spec.tsx
@@ -0,0 +1,149 @@
+import { fireEvent, render, screen } from '@testing-library/react'
+import * as React from 'react'
+import { UserActionButtonType } from '../../types'
+import ButtonStyleDropdown from '../button-style-dropdown'
+
+const mockUseTranslation = vi.hoisted(() => vi.fn())
+const mockButton = vi.hoisted(() => vi.fn())
+
+vi.mock('react-i18next', () => ({
+  useTranslation: () => mockUseTranslation(),
+}))
+
+vi.mock('@/app/components/base/button', () => ({
+  __esModule: true,
+  default: (props: {
+    variant?: string
+    children?: React.ReactNode
+    className?: string
+  }) => {
+    mockButton(props)
+    return <div data-testid={`button-${props.variant ?? 'default'}`}>{props.children}</div>
+  },
+}))
+
+vi.mock('@/app/components/base/portal-to-follow-elem', () => {
+  const OpenContext = React.createContext(false)
+
+  return {
+    PortalToFollowElem: ({
+      open,
+      children,
+    }: {
+      open: boolean
+      children?: React.ReactNode
+    }) => (
+      <OpenContext value={open}>
+        <div data-testid="portal" data-open={String(open)}>{children}</div>
+      </OpenContext>
+    ),
+    PortalToFollowElemTrigger: ({
+      children,
+      onClick,
+    }: {
+      children?: React.ReactNode
+      onClick?: () => void
+    }) => (
+      <button type="button" data-testid="portal-trigger" onClick={onClick}>
+        {children}
+      </button>
+    ),
+    PortalToFollowElemContent: ({
+      children,
+    }: {
+      children?: React.ReactNode
+    }) => {
+      const open = React.use(OpenContext)
+      return open ? <div data-testid="portal-content">{children}</div> : null
+    },
+  }
+})
+
+describe('ButtonStyleDropdown', () => {
+  const onChange = vi.fn()
+
+  beforeEach(() => {
+    vi.clearAllMocks()
+    mockUseTranslation.mockReturnValue({
+      t: (key: string) => key,
+    })
+  })
+
+  it('should map the current style to the trigger button and update the selected style', () => {
+    render(
+      <ButtonStyleDropdown
+        text="Approve"
+        data={UserActionButtonType.Ghost}
+        onChange={onChange}
+      />,
+    )
+
+    expect(mockButton).toHaveBeenCalledWith(expect.objectContaining({
+      variant: 'ghost',
+    }))
+    expect(screen.getByTestId('portal')).toHaveAttribute('data-open', 'false')
+
+    fireEvent.click(screen.getByTestId('portal-trigger'))
+    expect(screen.getByTestId('portal')).toHaveAttribute('data-open', 'true')
+    expect(screen.getByText('nodes.humanInput.userActions.chooseStyle')).toBeInTheDocument()
+
+    fireEvent.click(screen.getByTestId('button-primary').parentElement as HTMLElement)
+    fireEvent.click(screen.getByTestId('button-secondary').parentElement as HTMLElement)
+    fireEvent.click(screen.getByTestId('button-secondary-accent').parentElement as HTMLElement)
+    fireEvent.click(screen.getAllByTestId('button-ghost')[1].parentElement as HTMLElement)
+
+    expect(onChange).toHaveBeenNthCalledWith(1, UserActionButtonType.Primary)
+    expect(onChange).toHaveBeenNthCalledWith(2, UserActionButtonType.Default)
+    expect(onChange).toHaveBeenNthCalledWith(3, UserActionButtonType.Accent)
+    expect(onChange).toHaveBeenNthCalledWith(4, UserActionButtonType.Ghost)
+  })
+
+  it('should keep the dropdown closed in readonly mode', () => {
+    render(
+      <ButtonStyleDropdown
+        text="Approve"
+        data={UserActionButtonType.Default}
+        onChange={onChange}
+        readonly
+      />,
+    )
+
+    expect(mockButton).toHaveBeenCalledWith(expect.objectContaining({
+      variant: 'secondary',
+    }))
+
+    fireEvent.click(screen.getByTestId('portal-trigger'))
+
+    expect(screen.getByTestId('portal')).toHaveAttribute('data-open', 'false')
+    expect(screen.queryByTestId('portal-content')).not.toBeInTheDocument()
+    expect(onChange).not.toHaveBeenCalled()
+  })
+
+  it('should map the accent style to the secondary-accent trigger button', () => {
+    render(
+      <ButtonStyleDropdown
+        text="Approve"
+        data={UserActionButtonType.Accent}
+        onChange={onChange}
+      />,
+    )
+
+    expect(mockButton).toHaveBeenCalledWith(expect.objectContaining({
+      variant: 'secondary-accent',
+    }))
+  })
+
+  it('should map the primary style to the primary trigger button', () => {
+    render(
+      <ButtonStyleDropdown
+        text="Approve"
+        data={UserActionButtonType.Primary}
+        onChange={onChange}
+      />,
+    )
+
+    expect(mockButton).toHaveBeenCalledWith(expect.objectContaining({
+      variant: 'primary',
+    }))
+  })
+})
diff --git a/web/app/components/workflow/nodes/human-input/components/__tests__/form-content-preview.spec.tsx b/web/app/components/workflow/nodes/human-input/components/__tests__/form-content-preview.spec.tsx
new file mode 100644
index 0000000000..e98a74e6b4
--- /dev/null
+++ b/web/app/components/workflow/nodes/human-input/components/__tests__/form-content-preview.spec.tsx
@@ -0,0 +1,135 @@
+import type { ReactNode } from 'react'
+import { fireEvent, render, screen } from '@testing-library/react'
+import { UserActionButtonType } from '../../types'
+import FormContentPreview from '../form-content-preview'
+
+const mockUseTranslation = vi.hoisted(() => vi.fn())
+const mockUseStore = vi.hoisted(() => vi.fn())
+const mockUseNodes = vi.hoisted(() => vi.fn())
+const mockGetButtonStyle = vi.hoisted(() => vi.fn())
+
+vi.mock('react-i18next', () => ({
+  useTranslation: () => mockUseTranslation(),
+}))
+
+vi.mock('@/app/components/workflow/store', () => ({
+  useStore: (selector: (state: { panelWidth: number }) => unknown) => mockUseStore(selector),
+}))
+
+vi.mock('@/app/components/workflow/store/workflow/use-nodes', () => ({
+  __esModule: true,
+  default: () => mockUseNodes(),
+}))
+
+vi.mock('@/app/components/base/action-button', () => ({
+  __esModule: true,
+  default: ({ children, onClick }: { children?: ReactNode, onClick?: () => void }) => (
+    <button type="button" aria-label="close-preview" onClick={onClick}>
+      {children}
+    </button>
+  ),
+}))
+
+vi.mock('@/app/components/base/badge', () => ({
+  __esModule: true,
+  default: ({ children }: { children?: ReactNode }) => <div data-testid="badge">{children}</div>,
+}))
+
+vi.mock('@/app/components/base/button', () => ({
+  __esModule: true,
+  default: ({ children, variant }: { children?: ReactNode, variant?: string }) => (
+    <button type="button" data-testid={`action-${variant}`}>{children}</button>
+  ),
+}))
+
+vi.mock('@/app/components/base/chat/chat/answer/human-input-content/utils', () => ({
+  getButtonStyle: (...args: unknown[]) => mockGetButtonStyle(...args),
+}))
+
+vi.mock('@/app/components/base/markdown', () => ({
+  Markdown: ({ customComponents }: {
+    customComponents: {
+      variable: (props: { node: { properties: { dataPath: string } } }) => ReactNode
+      section: (props: { node: { properties: { dataName: string } } }) => ReactNode
+    }
+  }) => (
+    <div>
+      {customComponents.variable({ node: { properties: { dataPath: '#node-1.answer#' } } })}
+      {customComponents.section({ node: { properties: { dataName: 'field_1' } } })}
+      {customComponents.section({ node: { properties: { dataName: 'missing_field' } } })}
+    </div>
+  ),
+}))
+
+vi.mock('../variable-in-markdown', () => ({
+  rehypeNotes: vi.fn(),
+  rehypeVariable: vi.fn(),
+  Variable: ({ path }: { path: string }) => <div data-testid="variable-path">{path}</div>,
+  Note: ({ defaultInput, nodeName }: {
+    defaultInput: { selector: string[] }
+    nodeName: (nodeId: string) => string
+  }) => <div data-testid="note">{nodeName(defaultInput.selector[0])}</div>,
+}))
+
+describe('FormContentPreview', () => {
+  const onClose = vi.fn()
+
+  beforeEach(() => {
+    vi.clearAllMocks()
+    mockUseTranslation.mockReturnValue({
+      t: (key: string) => key,
+    })
+    mockUseStore.mockImplementation((selector: (state: { panelWidth: number }) => unknown) => selector({ panelWidth: 320 }))
+    mockUseNodes.mockReturnValue([{
+      id: 'node-1',
+      data: { title: 'Classifier' },
+    }])
+    mockGetButtonStyle.mockImplementation((style: UserActionButtonType) => style.toLowerCase())
+  })
+
+  it('should render preview content with resolved node names, note fallbacks, and action buttons', () => {
+    const { container } = render(
+      <FormContentPreview
+        content="content"
+        formInputs={[{
+          type: 'text-input' as never,
+          output_variable_name: 'field_1',
+          default: {
+            type: 'variable',
+            selector: ['node-1', 'answer'],
+            value: '',
+          },
+        }]}
+        userActions={[{
+          id: 'approve',
+          title: 'Approve',
+          button_style: UserActionButtonType.Primary,
+        }]}
+        onClose={onClose}
+      />,
+    )
+
+    expect(container.firstChild).toHaveStyle({ right: '328px' })
+    expect(screen.getByTestId('badge')).toHaveTextContent('nodes.humanInput.formContent.preview')
+    expect(screen.getByTestId('variable-path')).toHaveTextContent('#Classifier.answer#')
+    expect(screen.getByTestId('note')).toHaveTextContent('Classifier')
+    expect(screen.getByText(/Can't find note:/)).toHaveTextContent('missing_field')
+    expect(screen.getByTestId('action-primary')).toHaveTextContent('Approve')
+    expect(screen.getByText('nodes.humanInput.editor.previewTip')).toBeInTheDocument()
+  })
+
+  it('should close the preview when the close action is clicked', () => {
+    render(
+      <FormContentPreview
+        content="content"
+        formInputs={[]}
+        userActions={[]}
+        onClose={onClose}
+      />,
+    )
+
+    fireEvent.click(screen.getByRole('button', { name: 'close-preview' }))
+
+    expect(onClose).toHaveBeenCalledTimes(1)
+  })
+})
diff --git a/web/app/components/workflow/nodes/human-input/components/__tests__/form-content.spec.tsx b/web/app/components/workflow/nodes/human-input/components/__tests__/form-content.spec.tsx
new file mode 100644
index 0000000000..218da57fbb
--- /dev/null
+++ b/web/app/components/workflow/nodes/human-input/components/__tests__/form-content.spec.tsx
@@ -0,0 +1,258 @@
+import type { ReactNode } from 'react'
+import { fireEvent, render, screen, waitFor } from '@testing-library/react'
+import FormContent from '../form-content'
+
+const mockUseTranslation = vi.hoisted(() => vi.fn())
+const mockUseWorkflowVariableType = vi.hoisted(() => vi.fn())
+const mockIsMac = vi.hoisted(() => vi.fn())
+const mockPromptEditor = vi.hoisted(() => vi.fn())
+const mockAddInputField = vi.hoisted(() => vi.fn())
+const mockOnInsert = vi.hoisted(() => vi.fn())
+
+vi.mock('react-i18next', () => ({
+  useTranslation: () => mockUseTranslation(),
+  Trans: ({
+    i18nKey,
+    components,
+  }: {
+    i18nKey: string
+    components?: Record<string, ReactNode>
+  }) => (
+    <div>
+      <div>{i18nKey}</div>
+      {components?.CtrlKey}
+      {components?.Key}
+    </div>
+  ),
+}))
+
+vi.mock('@/app/components/workflow/hooks', () => ({
+  useWorkflowVariableType: () => mockUseWorkflowVariableType(),
+}))
+
+vi.mock('@/app/components/workflow/utils', () => ({
+  isMac: () => mockIsMac(),
+}))
+
+vi.mock('@/app/components/base/prompt-editor', () => ({
+  __esModule: true,
+  default: (props: {
+    onChange: (value: string) => void
+    onFocus: () => void
+    onBlur: () => void
+    shortcutPopups?: Array<{
+      Popup: (props: { onClose: () => void, onInsert: typeof mockOnInsert }) => ReactNode
+    }>
+    editable?: boolean
+    hitlInputBlock: {
+      workflowNodesMap: Record<string, unknown>
+    }
+  }) => {
+    mockPromptEditor(props)
+    const popup = props.shortcutPopups?.[0]
+    return (
+      <div>
+        <button type="button" onClick={props.onFocus}>focus-editor</button>
+        <button type="button" onClick={props.onBlur}>blur-editor</button>
+        <button type="button" onClick={() => props.onChange('updated value')}>change-editor</button>
+        {popup && popup.Popup({ onClose: vi.fn(), onInsert: mockOnInsert })}
+      </div>
+    )
+  },
+}))
+
+vi.mock('../add-input-field', () => ({
+  __esModule: true,
+  default: (props: {
+    onSave: (payload: {
+      type: string
+      output_variable_name: string
+      default: {
+        type: string
+        selector: string[]
+        value: string
+      }
+    }) => void
+    onCancel: () => void
+  }) => {
+    mockAddInputField(props)
+    return (
+      <div>
+        <button
+          type="button"
+          onClick={() => props.onSave({
+            type: 'text-input',
+            output_variable_name: 'approval',
+            default: {
+              type: 'variable',
+              selector: ['node-1', 'answer'],
+              value: '',
+            },
+          })}
+        >
+          save-input
+        </button>
+        <button type="button" onClick={props.onCancel}>cancel-input</button>
+      </div>
+    )
+  },
+}))
+
+vi.mock('@/app/components/base/prompt-editor/plugins/hitl-input-block', () => ({
+  INSERT_HITL_INPUT_BLOCK_COMMAND: 'INSERT_HITL_INPUT_BLOCK_COMMAND',
+}))
+
+describe('FormContent', () => {
+  const onChange = vi.fn()
+  const onFormInputsChange = vi.fn()
+  const onFormInputItemRename = vi.fn()
+  const onFormInputItemRemove = vi.fn()
+
+  beforeEach(() => {
+    vi.clearAllMocks()
+    mockUseTranslation.mockReturnValue({
+      t: (key: string) => key,
+    })
+    mockUseWorkflowVariableType.mockReturnValue(() => 'string')
+    mockIsMac.mockReturnValue(false)
+  })
+
+  it('should build workflow node maps, show the hotkey tip on focus, and defer form-input sync until value changes', async () => {
+    const { rerender } = render(
+      <FormContent
+        nodeId="node-2"
+        value="Initial content"
+        onChange={onChange}
+        formInputs={[]}
+        onFormInputsChange={onFormInputsChange}
+        onFormInputItemRename={onFormInputItemRename}
+        onFormInputItemRemove={onFormInputItemRemove}
+        editorKey={1}
+        isExpand={false}
+        availableVars={[]}
+        availableNodes={[
+          {
+            id: 'node-1',
+            data: { title: 'Start', type: 'start' },
+            position: { x: 0, y: 0 },
+            width: 100,
+            height: 40,
+          } as never,
+          {
+            id: 'node-2',
+            data: { title: 'Classifier', type: 'code' },
+            position: { x: 120, y: 0 },
+            width: 100,
+            height: 40,
+          } as never,
+        ]}
+      />,
+    )
+
+    expect(mockPromptEditor).toHaveBeenCalledWith(expect.objectContaining({
+      editable: true,
+      hitlInputBlock: expect.objectContaining({
+        workflowNodesMap: expect.objectContaining({
+          'node-1': expect.objectContaining({ title: 'Start' }),
+          'node-2': expect.objectContaining({ title: 'Classifier' }),
+          'sys': expect.objectContaining({ title: 'blocks.start' }),
+        }),
+      }),
+    }))
+
+    fireEvent.click(screen.getByText('focus-editor'))
+    expect(screen.getByText('nodes.humanInput.formContent.hotkeyTip')).toBeInTheDocument()
+
+    fireEvent.click(screen.getByText('save-input'))
+    expect(mockOnInsert).toHaveBeenCalledWith('INSERT_HITL_INPUT_BLOCK_COMMAND', expect.objectContaining({
+      variableName: 'approval',
+      nodeId: 'node-2',
+      formInputs: [expect.objectContaining({ output_variable_name: 'approval' })],
+      onFormInputsChange,
+      onFormInputItemRename,
+      onFormInputItemRemove,
+    }))
+    expect(onFormInputsChange).not.toHaveBeenCalled()
+
+    rerender(
+      <FormContent
+        nodeId="node-2"
+        value="Initial content {{approval}}"
+        onChange={onChange}
+        formInputs={[]}
+        onFormInputsChange={onFormInputsChange}
+        onFormInputItemRename={onFormInputItemRename}
+        onFormInputItemRemove={onFormInputItemRemove}
+        editorKey={1}
+        isExpand={false}
+        availableVars={[]}
+        availableNodes={[
+          {
+            id: 'node-1',
+            data: { title: 'Start', type: 'start' },
+            position: { x: 0, y: 0 },
+            width: 100,
+            height: 40,
+          } as never,
+        ]}
+      />,
+    )
+
+    await waitFor(() => {
+      expect(onFormInputsChange).toHaveBeenCalledWith([
+        expect.objectContaining({ output_variable_name: 'approval' }),
+      ])
+    })
+  })
+
+  it('should disable editing helpers in readonly mode', () => {
+    const { container } = render(
+      <FormContent
+        nodeId="node-2"
+        value="Initial content"
+        onChange={onChange}
+        formInputs={[]}
+        onFormInputsChange={onFormInputsChange}
+        onFormInputItemRename={onFormInputItemRename}
+        onFormInputItemRemove={onFormInputItemRemove}
+        editorKey={1}
+        isExpand={false}
+        availableVars={[]}
+        availableNodes={[]}
+        readonly
+      />,
+    )
+
+    expect(mockPromptEditor).toHaveBeenCalledWith(expect.objectContaining({
+      editable: false,
+      shortcutPopups: [],
+    }))
+    expect(screen.queryByText('save-input')).not.toBeInTheDocument()
+    expect(container.firstChild).toHaveClass('pointer-events-none')
+  })
+
+  it('should render the mac hotkey hint when focused on macOS', () => {
+    mockIsMac.mockReturnValue(true)
+
+    render(
+      <FormContent
+        nodeId="node-2"
+        value="Initial content"
+        onChange={onChange}
+        formInputs={[]}
+        onFormInputsChange={onFormInputsChange}
+        onFormInputItemRename={onFormInputItemRename}
+        onFormInputItemRemove={onFormInputItemRemove}
+        editorKey={1}
+        isExpand={false}
+        availableVars={[]}
+        availableNodes={[]}
+      />,
+    )
+
+    fireEvent.click(screen.getByText('focus-editor'))
+
+    expect(screen.getByText('⌘')).toBeInTheDocument()
+    expect(screen.getByText('/')).toBeInTheDocument()
+  })
+})
diff --git a/web/app/components/workflow/nodes/human-input/components/__tests__/timeout.spec.tsx b/web/app/components/workflow/nodes/human-input/components/__tests__/timeout.spec.tsx
new file mode 100644
index 0000000000..0424fac72d
--- /dev/null
+++ b/web/app/components/workflow/nodes/human-input/components/__tests__/timeout.spec.tsx
@@ -0,0 +1,77 @@
+import { fireEvent, render, screen } from '@testing-library/react'
+import TimeoutInput from '../timeout'
+
+const mockUseTranslation = vi.hoisted(() => vi.fn())
+
+vi.mock('react-i18next', () => ({
+  useTranslation: () => mockUseTranslation(),
+}))
+
+vi.mock('@/app/components/base/input', () => ({
+  __esModule: true,
+  default: (props: {
+    value: number
+    disabled?: boolean
+    onChange: (event: { target: { value: string } }) => void
+  }) => (
+    <input
+      data-testid="timeout-input"
+      value={props.value}
+      disabled={props.disabled}
+      onChange={e => props.onChange({ target: { value: e.target.value } })}
+    />
+  ),
+}))
+
+describe('TimeoutInput', () => {
+  const onChange = vi.fn()
+
+  beforeEach(() => {
+    vi.clearAllMocks()
+    mockUseTranslation.mockReturnValue({
+      t: (key: string) => key,
+    })
+  })
+
+  it('should update the numeric timeout value and switch units', () => {
+    render(
+      <TimeoutInput
+        timeout={3}
+        unit="day"
+        onChange={onChange}
+      />,
+    )
+
+    fireEvent.change(screen.getByTestId('timeout-input'), { target: { value: '12' } })
+    fireEvent.click(screen.getByText('nodes.humanInput.timeout.hours'))
+
+    expect(onChange).toHaveBeenNthCalledWith(1, { timeout: 12, unit: 'day' })
+    expect(onChange).toHaveBeenNthCalledWith(2, { timeout: 3, unit: 'hour' })
+  })
+
+  it('should fall back to 1 on invalid input and stay read-only when disabled', () => {
+    const { rerender } = render(
+      <TimeoutInput
+        timeout={5}
+        unit="hour"
+        onChange={onChange}
+      />,
+    )
+
+    fireEvent.change(screen.getByTestId('timeout-input'), { target: { value: 'abc' } })
+    expect(onChange).toHaveBeenCalledWith({ timeout: 1, unit: 'hour' })
+
+    rerender(
+      <TimeoutInput
+        timeout={5}
+        unit="hour"
+        onChange={onChange}
+        readonly
+      />,
+    )
+
+    fireEvent.click(screen.getByText('nodes.humanInput.timeout.days'))
+    expect(onChange).toHaveBeenCalledTimes(1)
+    expect(screen.getByTestId('timeout-input')).toBeDisabled()
+  })
+})
diff --git a/web/app/components/workflow/nodes/human-input/components/__tests__/user-action.spec.tsx b/web/app/components/workflow/nodes/human-input/components/__tests__/user-action.spec.tsx
new file mode 100644
index 0000000000..af488af817
--- /dev/null
+++ b/web/app/components/workflow/nodes/human-input/components/__tests__/user-action.spec.tsx
@@ -0,0 +1,146 @@
+import type { ReactNode } from 'react'
+import { fireEvent, render, screen } from '@testing-library/react'
+import { UserActionButtonType } from '../../types'
+import UserActionItem from '../user-action'
+
+const mockUseTranslation = vi.hoisted(() => vi.fn())
+const mockNotify = vi.hoisted(() => vi.fn())
+
+vi.mock('react-i18next', () => ({
+  useTranslation: () => mockUseTranslation(),
+}))
+
+vi.mock('@/app/components/base/input', () => ({
+  __esModule: true,
+  default: (props: {
+    value: string
+    placeholder?: string
+    disabled?: boolean
+    onChange: (event: { target: { value: string } }) => void
+  }) => (
+    <input
+      data-testid={props.placeholder}
+      value={props.value}
+      disabled={props.disabled}
+      onChange={e => props.onChange({ target: { value: e.target.value } })}
+    />
+  ),
+}))
+
+vi.mock('@/app/components/base/button', () => ({
+  __esModule: true,
+  default: (props: {
+    children?: ReactNode
+    onClick?: () => void
+  }) => (
+    <button type="button" onClick={props.onClick}>
+      {props.children}
+    </button>
+  ),
+}))
+
+vi.mock('@/app/components/base/ui/toast', () => ({
+  __esModule: true,
+  toast: {
+    success: (message: string) => mockNotify({ type: 'success', message }),
+    error: (message: string) => mockNotify({ type: 'error', message }),
+    warning: (message: string) => mockNotify({ type: 'warning', message }),
+    info: (message: string) => mockNotify({ type: 'info', message }),
+  },
+}))
+
+vi.mock('../button-style-dropdown', () => ({
+  __esModule: true,
+  default: (props: {
+    onChange: (type: UserActionButtonType) => void
+  }) => (
+    <button type="button" onClick={() => props.onChange(UserActionButtonType.Ghost)}>
+      change-style
+    </button>
+  ),
+}))
+
+describe('UserActionItem', () => {
+  const onChange = vi.fn()
+  const onDelete = vi.fn()
+  const action = {
+    id: 'approve',
+    title: 'Approve',
+    button_style: UserActionButtonType.Primary,
+  }
+
+  beforeEach(() => {
+    vi.clearAllMocks()
+    mockUseTranslation.mockReturnValue({
+      t: (key: string) => key,
+    })
+  })
+
+  it('should sanitize ids, enforce length limits, and update the button text', () => {
+    render(
+      <UserActionItem
+        data={action}
+        onChange={onChange}
+        onDelete={onDelete}
+      />,
+    )
+
+    fireEvent.change(screen.getByTestId('nodes.humanInput.userActions.actionNamePlaceholder'), { target: { value: 'Approve action' } })
+    fireEvent.change(screen.getByTestId('nodes.humanInput.userActions.actionNamePlaceholder'), { target: { value: '1invalid' } })
+    fireEvent.change(screen.getByTestId('nodes.humanInput.userActions.actionNamePlaceholder'), { target: { value: 'averyveryveryverylongidentifier' } })
+    fireEvent.change(screen.getByTestId('nodes.humanInput.userActions.buttonTextPlaceholder'), { target: { value: 'A very very very long button title' } })
+
+    expect(onChange).toHaveBeenNthCalledWith(1, expect.objectContaining({
+      id: 'Approve_action',
+    }))
+    expect(onChange).toHaveBeenNthCalledWith(2, expect.objectContaining({
+      id: 'averyveryveryverylon',
+    }))
+    expect(onChange).toHaveBeenNthCalledWith(3, expect.objectContaining({
+      title: 'A very very very lon',
+    }))
+    expect(mockNotify).toHaveBeenNthCalledWith(1, expect.objectContaining({
+      type: 'error',
+      message: 'nodes.humanInput.userActions.actionIdFormatTip',
+    }))
+    expect(mockNotify).toHaveBeenNthCalledWith(2, expect.objectContaining({
+      type: 'error',
+      message: 'nodes.humanInput.userActions.actionIdTooLong',
+    }))
+    expect(mockNotify).toHaveBeenNthCalledWith(3, expect.objectContaining({
+      type: 'error',
+      message: 'nodes.humanInput.userActions.buttonTextTooLong',
+    }))
+  })
+
+  it('should support clearing ids, updating button style, deleting, and readonly mode', () => {
+    const { rerender } = render(
+      <UserActionItem
+        data={action}
+        onChange={onChange}
+        onDelete={onDelete}
+      />,
+    )
+
+    fireEvent.change(screen.getByTestId('nodes.humanInput.userActions.actionNamePlaceholder'), { target: { value: '   ' } })
+    fireEvent.click(screen.getByText('change-style'))
+    fireEvent.click(screen.getAllByRole('button')[1])
+
+    expect(onChange).toHaveBeenNthCalledWith(1, expect.objectContaining({ id: '' }))
+    expect(onChange).toHaveBeenNthCalledWith(2, expect.objectContaining({ button_style: UserActionButtonType.Ghost }))
+    expect(onDelete).toHaveBeenCalledWith('approve')
+
+    rerender(
+      <UserActionItem
+        data={action}
+        onChange={onChange}
+        onDelete={onDelete}
+        readonly
+      />,
+    )
+
+    expect(screen.getByTestId('nodes.humanInput.userActions.actionNamePlaceholder')).toBeDisabled()
+    expect(screen.getByTestId('nodes.humanInput.userActions.buttonTextPlaceholder')).toBeDisabled()
+    expect(screen.getAllByRole('button')).toHaveLength(1)
+  })
+})
diff --git a/web/app/components/workflow/nodes/human-input/components/delivery-method/__tests__/index.spec.tsx b/web/app/components/workflow/nodes/human-input/components/delivery-method/__tests__/index.spec.tsx
new file mode 100644
index 0000000000..03bc0f2b79
--- /dev/null
+++ b/web/app/components/workflow/nodes/human-input/components/delivery-method/__tests__/index.spec.tsx
@@ -0,0 +1,150 @@
+import { fireEvent, render, screen } from '@testing-library/react'
+import { DeliveryMethodType } from '../../../types'
+import DeliveryMethodForm from '../index'
+
+const mockUseTranslation = vi.hoisted(() => vi.fn())
+const mockUseNodesSyncDraft = vi.hoisted(() => vi.fn())
+
+vi.mock('react-i18next', () => ({
+  useTranslation: () => mockUseTranslation(),
+}))
+
+vi.mock('@/app/components/base/tooltip', () => ({
+  __esModule: true,
+  default: ({ popupContent }: { popupContent: string }) => <div data-testid="tooltip">{popupContent}</div>,
+}))
+
+vi.mock('@/app/components/workflow/hooks', () => ({
+  useNodesSyncDraft: () => mockUseNodesSyncDraft(),
+}))
+
+vi.mock('../method-selector', () => ({
+  __esModule: true,
+  default: (props: {
+    onAdd: (method: { id: string, type: DeliveryMethodType, enabled: boolean }) => void
+    onShowUpgradeTip: () => void
+  }) => (
+    <div>
+      <button
+        type="button"
+        onClick={() => props.onAdd({ id: 'email-1', type: DeliveryMethodType.Email, enabled: false })}
+      >
+        add-method
+      </button>
+      <button type="button" onClick={props.onShowUpgradeTip}>
+        show-upgrade
+      </button>
+    </div>
+  ),
+}))
+
+vi.mock('../method-item', () => ({
+  __esModule: true,
+  default: (props: {
+    method: { type: DeliveryMethodType, enabled: boolean }
+    onChange: (method: { type: DeliveryMethodType, enabled: boolean }) => void
+    onDelete: (type: DeliveryMethodType) => void
+  }) => (
+    <div data-testid={`method-${props.method.type}`}>
+      <button
+        type="button"
+        onClick={() => props.onChange({ ...props.method, enabled: !props.method.enabled })}
+      >
+        change-method
+      </button>
+      <button
+        type="button"
+        onClick={() => props.onDelete(props.method.type)}
+      >
+        delete-method
+      </button>
+    </div>
+  ),
+}))
+
+vi.mock('../upgrade-modal', () => ({
+  __esModule: true,
+  default: ({ onClose }: { onClose: () => void }) => (
+    <button type="button" onClick={onClose}>
+      upgrade-modal
+    </button>
+  ),
+}))
+
+describe('DeliveryMethodForm', () => {
+  const onChange = vi.fn()
+  const mockHandleSyncWorkflowDraft = vi.fn()
+
+  beforeEach(() => {
+    vi.clearAllMocks()
+    mockUseTranslation.mockReturnValue({
+      t: (key: string) => key,
+    })
+    mockUseNodesSyncDraft.mockReturnValue({
+      handleSyncWorkflowDraft: mockHandleSyncWorkflowDraft,
+    })
+  })
+
+  it('should render the empty state and add methods through the selector', () => {
+    render(
+      <DeliveryMethodForm
+        nodeId="node-1"
+        value={[]}
+        onChange={onChange}
+      />,
+    )
+
+    expect(screen.getByText('nodes.humanInput.deliveryMethod.emptyTip')).toBeInTheDocument()
+    fireEvent.click(screen.getByText('add-method'))
+
+    expect(onChange).toHaveBeenCalledWith([
+      {
+        id: 'email-1',
+        type: DeliveryMethodType.Email,
+        enabled: false,
+      },
+    ])
+    expect(mockHandleSyncWorkflowDraft).not.toHaveBeenCalled()
+  })
+
+  it('should change and delete methods, syncing the draft after updates', () => {
+    render(
+      <DeliveryMethodForm
+        nodeId="node-1"
+        value={[{
+          id: 'email-1',
+          type: DeliveryMethodType.Email,
+          enabled: false,
+        }]}
+        onChange={onChange}
+      />,
+    )
+
+    fireEvent.click(screen.getByText('change-method'))
+    fireEvent.click(screen.getByText('delete-method'))
+
+    expect(onChange).toHaveBeenNthCalledWith(1, [{
+      id: 'email-1',
+      type: DeliveryMethodType.Email,
+      enabled: true,
+    }])
+    expect(onChange).toHaveBeenNthCalledWith(2, [])
+    expect(mockHandleSyncWorkflowDraft).toHaveBeenCalledWith(true, true)
+  })
+
+  it('should open and close the upgrade modal', () => {
+    render(
+      <DeliveryMethodForm
+        nodeId="node-1"
+        value={[]}
+        onChange={onChange}
+      />,
+    )
+
+    fireEvent.click(screen.getByText('show-upgrade'))
+    expect(screen.getByText('upgrade-modal')).toBeInTheDocument()
+
+    fireEvent.click(screen.getByText('upgrade-modal'))
+    expect(screen.queryByText('upgrade-modal')).not.toBeInTheDocument()
+  })
+})
diff --git a/web/app/components/workflow/nodes/human-input/components/delivery-method/email-configure-modal.tsx b/web/app/components/workflow/nodes/human-input/components/delivery-method/email-configure-modal.tsx
index fa5cbfd3a2..0aa8b1f640 100644
--- a/web/app/components/workflow/nodes/human-input/components/delivery-method/email-configure-modal.tsx
+++ b/web/app/components/workflow/nodes/human-input/components/delivery-method/email-configure-modal.tsx
@@ -12,7 +12,7 @@ import Divider from '@/app/components/base/divider'
 import Input from '@/app/components/base/input'
 import Modal from '@/app/components/base/modal'
 import Switch from '@/app/components/base/switch'
-import Toast from '@/app/components/base/toast'
+import { toast } from '@/app/components/base/ui/toast'
 import { useSelector as useAppContextWithSelector } from '@/context/app-context'
 import MailBodyInput from './mail-body-input'
 import Recipient from './recipient'
@@ -45,31 +45,22 @@ const EmailConfigureModal = ({
 
   const checkValidConfig = useCallback(() => {
     if (!subject.trim()) {
-      Toast.notify({
-        type: 'error',
-        message: 'subject is required',
-      })
+      toast.error(t(`${i18nPrefix}.deliveryMethod.emailConfigure.subjectRequired`, { ns: 'workflow' }))
       return false
     }
     if (!body.trim()) {
-      Toast.notify({
-        type: 'error',
-        message: 'body is required',
-      })
+      toast.error(t(`${i18nPrefix}.deliveryMethod.emailConfigure.bodyRequired`, { ns: 'workflow' }))
       return false
     }
     if (!/\{\{#url#\}\}/.test(body.trim())) {
-      Toast.notify({
-        type: 'error',
-        message: `body must contain one ${t('promptEditor.requestURL.item.title', { ns: 'common' })}`,
-      })
+      toast.error(t(`${i18nPrefix}.deliveryMethod.emailConfigure.bodyMustContainRequestURL`, {
+        ns: 'workflow',
+        field: t('promptEditor.requestURL.item.title', { ns: 'common' }),
+      }))
       return false
     }
     if (!recipients || (recipients.items.length === 0 && !recipients.whole_workspace)) {
-      Toast.notify({
-        type: 'error',
-        message: 'recipients is required',
-      })
+      toast.error(t(`${i18nPrefix}.deliveryMethod.emailConfigure.recipientsRequired`, { ns: 'workflow' }))
       return false
     }
     return true
diff --git a/web/app/components/workflow/nodes/human-input/components/delivery-method/recipient/__tests__/index.spec.tsx b/web/app/components/workflow/nodes/human-input/components/delivery-method/recipient/__tests__/index.spec.tsx
new file mode 100644
index 0000000000..96cfc10c23
--- /dev/null
+++ b/web/app/components/workflow/nodes/human-input/components/delivery-method/recipient/__tests__/index.spec.tsx
@@ -0,0 +1,156 @@
+import { fireEvent, render, screen } from '@testing-library/react'
+import Recipient from '../index'
+
+const mockUseTranslation = vi.hoisted(() => vi.fn())
+const mockUseAppContext = vi.hoisted(() => vi.fn())
+const mockUseMembers = vi.hoisted(() => vi.fn())
+
+vi.mock('react-i18next', () => ({
+  useTranslation: () => mockUseTranslation(),
+}))
+
+vi.mock('@/context/app-context', () => ({
+  useAppContext: () => mockUseAppContext(),
+}))
+
+vi.mock('@/service/use-common', () => ({
+  useMembers: () => mockUseMembers(),
+}))
+
+vi.mock('@/app/components/base/switch', () => ({
+  __esModule: true,
+  default: (props: {
+    value: boolean
+    onChange: (value: boolean) => void
+  }) => (
+    <button type="button" onClick={() => props.onChange(!props.value)}>
+      toggle-workspace
+    </button>
+  ),
+}))
+
+vi.mock('../member-selector', () => ({
+  __esModule: true,
+  default: ({ onSelect }: { onSelect: (id: string) => void }) => (
+    <button type="button" onClick={() => onSelect('member-2')}>
+      add-member
+    </button>
+  ),
+}))
+
+vi.mock('../email-input', () => ({
+  __esModule: true,
+  default: (props: {
+    onAdd: (email: string) => void
+    onSelect: (id: string) => void
+    onDelete: (recipient: { type: 'member' | 'external', user_id?: string, email?: string }) => void
+  }) => (
+    <div>
+      <button type="button" onClick={() => props.onAdd('new@example.com')}>
+        add-email
+      </button>
+      <button type="button" onClick={() => props.onSelect('member-3')}>
+        add-email-member
+      </button>
+      <button type="button" onClick={() => props.onDelete({ type: 'member', user_id: 'member-1' })}>
+        delete-member
+      </button>
+      <button type="button" onClick={() => props.onDelete({ type: 'external', email: 'external@example.com' })}>
+        delete-external
+      </button>
+    </div>
+  ),
+}))
+
+describe('Recipient', () => {
+  const onChange = vi.fn()
+
+  beforeEach(() => {
+    vi.clearAllMocks()
+    mockUseTranslation.mockReturnValue({
+      t: (key: string, options?: { workspaceName?: string }) => options?.workspaceName ?? key,
+    })
+    mockUseAppContext.mockReturnValue({
+      userProfile: { email: 'owner@example.com' },
+      currentWorkspace: { name: 'Dify\'s Lab' },
+    })
+    mockUseMembers.mockReturnValue({
+      data: {
+        accounts: [
+          { id: 'member-1', email: 'member-1@example.com', name: 'Member One' },
+          { id: 'member-2', email: 'member-2@example.com', name: 'Member Two' },
+          { id: 'member-3', email: 'member-3@example.com', name: 'Member Three' },
+        ],
+      },
+    })
+  })
+
+  it('should render workspace details and update recipients through member/email actions', () => {
+    render(
+      <Recipient
+        data={{
+          whole_workspace: false,
+          items: [
+            { type: 'member', user_id: 'member-1' },
+            { type: 'external', email: 'external@example.com' },
+          ],
+        }}
+        onChange={onChange}
+      />,
+    )
+
+    expect(screen.getByText('D')).toBeInTheDocument()
+    expect(screen.getByText('Dify’s Lab')).toBeInTheDocument()
+
+    fireEvent.click(screen.getByText('add-member'))
+    fireEvent.click(screen.getByText('add-email'))
+    fireEvent.click(screen.getByText('add-email-member'))
+    fireEvent.click(screen.getByText('delete-member'))
+    fireEvent.click(screen.getByText('delete-external'))
+    fireEvent.click(screen.getByText('toggle-workspace'))
+
+    expect(onChange).toHaveBeenNthCalledWith(1, {
+      whole_workspace: false,
+      items: [
+        { type: 'member', user_id: 'member-1' },
+        { type: 'external', email: 'external@example.com' },
+        { type: 'member', user_id: 'member-2' },
+      ],
+    })
+    expect(onChange).toHaveBeenNthCalledWith(2, {
+      whole_workspace: false,
+      items: [
+        { type: 'member', user_id: 'member-1' },
+        { type: 'external', email: 'external@example.com' },
+        { type: 'external', email: 'new@example.com' },
+      ],
+    })
+    expect(onChange).toHaveBeenNthCalledWith(3, {
+      whole_workspace: false,
+      items: [
+        { type: 'member', user_id: 'member-1' },
+        { type: 'external', email: 'external@example.com' },
+        { type: 'member', user_id: 'member-3' },
+      ],
+    })
+    expect(onChange).toHaveBeenNthCalledWith(4, {
+      whole_workspace: false,
+      items: [
+        { type: 'external', email: 'external@example.com' },
+      ],
+    })
+    expect(onChange).toHaveBeenNthCalledWith(5, {
+      whole_workspace: false,
+      items: [
+        { type: 'member', user_id: 'member-1' },
+      ],
+    })
+    expect(onChange).toHaveBeenNthCalledWith(6, {
+      whole_workspace: true,
+      items: [
+        { type: 'member', user_id: 'member-1' },
+        { type: 'external', email: 'external@example.com' },
+      ],
+    })
+  })
+})
diff --git a/web/app/components/workflow/nodes/human-input/components/user-action.tsx b/web/app/components/workflow/nodes/human-input/components/user-action.tsx
index d124a80051..ca0398eb7f 100644
--- a/web/app/components/workflow/nodes/human-input/components/user-action.tsx
+++ b/web/app/components/workflow/nodes/human-input/components/user-action.tsx
@@ -7,7 +7,7 @@ import * as React from 'react'
 import { useTranslation } from 'react-i18next'
 import Button from '@/app/components/base/button'
 import Input from '@/app/components/base/input'
-import Toast from '@/app/components/base/toast'
+import { toast } from '@/app/components/base/ui/toast'
 import ButtonStyleDropdown from './button-style-dropdown'
 
 const i18nPrefix = 'nodes.humanInput'
@@ -47,14 +47,14 @@ const UserActionItem: FC<UserActionItemProps> = ({
       .join('')
 
     if (sanitized !== withUnderscores) {
-      Toast.notify({ type: 'error', message: t(`${i18nPrefix}.userActions.actionIdFormatTip`, { ns: 'workflow' }) })
+      toast.error(t(`${i18nPrefix}.userActions.actionIdFormatTip`, { ns: 'workflow' }))
       return
     }
 
     // Limit to 20 characters
     if (sanitized.length > ACTION_ID_MAX_LENGTH) {
       sanitized = sanitized.slice(0, ACTION_ID_MAX_LENGTH)
-      Toast.notify({ type: 'error', message: t(`${i18nPrefix}.userActions.actionIdTooLong`, { ns: 'workflow', maxLength: ACTION_ID_MAX_LENGTH }) })
+      toast.error(t(`${i18nPrefix}.userActions.actionIdTooLong`, { ns: 'workflow', maxLength: ACTION_ID_MAX_LENGTH }))
     }
 
     if (sanitized)
@@ -65,7 +65,7 @@ const UserActionItem: FC<UserActionItemProps> = ({
     let value = e.target.value
     if (value.length > BUTTON_TEXT_MAX_LENGTH) {
       value = value.slice(0, BUTTON_TEXT_MAX_LENGTH)
-      Toast.notify({ type: 'error', message: t(`${i18nPrefix}.userActions.buttonTextTooLong`, { ns: 'workflow', maxLength: BUTTON_TEXT_MAX_LENGTH }) })
+      toast.error(t(`${i18nPrefix}.userActions.buttonTextTooLong`, { ns: 'workflow', maxLength: BUTTON_TEXT_MAX_LENGTH }))
     }
     onChange({ ...data, title: value })
   }
diff --git a/web/app/components/workflow/nodes/human-input/hooks/__tests__/use-config.spec.ts b/web/app/components/workflow/nodes/human-input/hooks/__tests__/use-config.spec.ts
new file mode 100644
index 0000000000..ce9bdfc295
--- /dev/null
+++ b/web/app/components/workflow/nodes/human-input/hooks/__tests__/use-config.spec.ts
@@ -0,0 +1,156 @@
+import type { DeliveryMethod, HumanInputNodeType, UserAction } from '../../types'
+import { act, renderHook } from '@testing-library/react'
+import { BlockEnum } from '@/app/components/workflow/types'
+import useConfig from '../use-config'
+
+const mockUseUpdateNodeInternals = vi.hoisted(() => vi.fn())
+const mockUseNodesReadOnly = vi.hoisted(() => vi.fn())
+const mockUseEdgesInteractions = vi.hoisted(() => vi.fn())
+const mockUseNodeCrud = vi.hoisted(() => vi.fn())
+const mockUseFormContent = vi.hoisted(() => vi.fn())
+
+vi.mock('reactflow', () => ({
+  useUpdateNodeInternals: () => mockUseUpdateNodeInternals(),
+}))
+
+vi.mock('@/app/components/workflow/hooks', () => ({
+  useNodesReadOnly: () => mockUseNodesReadOnly(),
+}))
+
+vi.mock('@/app/components/workflow/hooks/use-edges-interactions', () => ({
+  useEdgesInteractions: () => mockUseEdgesInteractions(),
+}))
+
+vi.mock('@/app/components/workflow/nodes/_base/hooks/use-node-crud', () => ({
+  __esModule: true,
+  default: (...args: unknown[]) => mockUseNodeCrud(...args),
+}))
+
+vi.mock('../use-form-content', () => ({
+  __esModule: true,
+  default: (...args: unknown[]) => mockUseFormContent(...args),
+}))
+
+const createPayload = (overrides: Partial<HumanInputNodeType> = {}): HumanInputNodeType => ({
+  title: 'Human Input',
+  desc: '',
+  type: BlockEnum.HumanInput,
+  delivery_methods: [{
+    id: 'webapp',
+    type: 'webapp',
+    enabled: true,
+  } as DeliveryMethod],
+  form_content: 'Body',
+  inputs: [],
+  user_actions: [{
+    id: 'approve',
+    title: 'Approve',
+    button_style: 'primary',
+  } as UserAction],
+  timeout: 3,
+  timeout_unit: 'day',
+  ...overrides,
+})
+
+describe('human-input/hooks/use-config', () => {
+  const mockSetInputs = vi.fn()
+  const mockHandleEdgeDeleteByDeleteBranch = vi.fn()
+  const mockHandleEdgeSourceHandleChange = vi.fn()
+  const mockUpdateNodeInternals = vi.fn()
+  const formContentHook = {
+    editorKey: 3,
+    handleFormContentChange: vi.fn(),
+    handleFormInputsChange: vi.fn(),
+    handleFormInputItemRename: vi.fn(),
+    handleFormInputItemRemove: vi.fn(),
+  }
+  let currentInputs = createPayload()
+
+  beforeEach(() => {
+    vi.clearAllMocks()
+    currentInputs = createPayload()
+    mockUseUpdateNodeInternals.mockReturnValue(mockUpdateNodeInternals)
+    mockUseNodesReadOnly.mockReturnValue({ nodesReadOnly: false })
+    mockUseEdgesInteractions.mockReturnValue({
+      handleEdgeDeleteByDeleteBranch: mockHandleEdgeDeleteByDeleteBranch,
+      handleEdgeSourceHandleChange: mockHandleEdgeSourceHandleChange,
+    })
+    mockUseNodeCrud.mockImplementation(() => ({
+      inputs: currentInputs,
+      setInputs: mockSetInputs,
+    }))
+    mockUseFormContent.mockReturnValue(formContentHook)
+  })
+
+  it('should expose form-content helpers and update delivery methods, timeout, and collapsed state', () => {
+    const { result } = renderHook(() => useConfig('human-input-node', currentInputs))
+    const methods = [{
+      id: 'email',
+      type: 'email',
+      enabled: true,
+    } as DeliveryMethod]
+
+    expect(result.current.editorKey).toBe(3)
+    expect(result.current.readOnly).toBe(false)
+    expect(result.current.structuredOutputCollapsed).toBe(true)
+
+    act(() => {
+      result.current.handleDeliveryMethodChange(methods)
+      result.current.handleTimeoutChange({ timeout: 12, unit: 'hour' })
+      result.current.setStructuredOutputCollapsed(false)
+    })
+
+    expect(mockSetInputs).toHaveBeenNthCalledWith(1, expect.objectContaining({
+      delivery_methods: methods,
+    }))
+    expect(mockSetInputs).toHaveBeenNthCalledWith(2, expect.objectContaining({
+      timeout: 12,
+      timeout_unit: 'hour',
+    }))
+    expect(result.current.structuredOutputCollapsed).toBe(false)
+  })
+
+  it('should append and delete user actions while syncing branch-edge cleanup', () => {
+    const { result } = renderHook(() => useConfig('human-input-node', currentInputs))
+    const newAction = {
+      id: 'reject',
+      title: 'Reject',
+      button_style: 'default',
+    } as UserAction
+
+    act(() => {
+      result.current.handleUserActionAdd(newAction)
+      result.current.handleUserActionDelete('approve')
+    })
+
+    expect(mockSetInputs).toHaveBeenNthCalledWith(1, expect.objectContaining({
+      user_actions: [
+        expect.objectContaining({ id: 'approve' }),
+        newAction,
+      ],
+    }))
+    expect(mockSetInputs).toHaveBeenNthCalledWith(2, expect.objectContaining({
+      user_actions: [],
+    }))
+    expect(mockHandleEdgeDeleteByDeleteBranch).toHaveBeenCalledWith('human-input-node', 'approve')
+  })
+
+  it('should update user action ids and refresh source handles when the branch key changes', () => {
+    const { result } = renderHook(() => useConfig('human-input-node', currentInputs))
+    const renamedAction = {
+      id: 'approved',
+      title: 'Approve',
+      button_style: 'primary',
+    } as UserAction
+
+    act(() => {
+      result.current.handleUserActionChange(0, renamedAction)
+    })
+
+    expect(mockSetInputs).toHaveBeenCalledWith(expect.objectContaining({
+      user_actions: [renamedAction],
+    }))
+    expect(mockHandleEdgeSourceHandleChange).toHaveBeenCalledWith('human-input-node', 'approve', 'approved')
+    expect(mockUpdateNodeInternals).toHaveBeenCalledWith('human-input-node')
+  })
+})
diff --git a/web/app/components/workflow/nodes/human-input/hooks/__tests__/use-form-content.spec.ts b/web/app/components/workflow/nodes/human-input/hooks/__tests__/use-form-content.spec.ts
new file mode 100644
index 0000000000..c809e51595
--- /dev/null
+++ b/web/app/components/workflow/nodes/human-input/hooks/__tests__/use-form-content.spec.ts
@@ -0,0 +1,112 @@
+import type { FormInputItem, HumanInputNodeType } from '../../types'
+import { act, renderHook } from '@testing-library/react'
+import { BlockEnum, InputVarType } from '@/app/components/workflow/types'
+import useFormContent from '../use-form-content'
+
+const mockUseWorkflow = vi.hoisted(() => vi.fn())
+const mockUseNodeCrud = vi.hoisted(() => vi.fn())
+
+vi.mock('@/app/components/workflow/hooks', () => ({
+  useWorkflow: () => mockUseWorkflow(),
+}))
+
+vi.mock('@/app/components/workflow/nodes/_base/hooks/use-node-crud', () => ({
+  __esModule: true,
+  default: (...args: unknown[]) => mockUseNodeCrud(...args),
+}))
+
+const createFormInput = (overrides: Partial<FormInputItem> = {}): FormInputItem => ({
+  type: InputVarType.textInput,
+  output_variable_name: 'old_name',
+  default: {
+    selector: [],
+    type: 'constant',
+    value: '',
+  },
+  ...overrides,
+})
+
+const createPayload = (overrides: Partial<HumanInputNodeType> = {}): HumanInputNodeType => ({
+  title: 'Human Input',
+  desc: '',
+  type: BlockEnum.HumanInput,
+  delivery_methods: [],
+  form_content: 'Hello {{#$output.old_name#}}',
+  inputs: [createFormInput()],
+  user_actions: [],
+  timeout: 1,
+  timeout_unit: 'day',
+  ...overrides,
+})
+
+describe('human-input/use-form-content', () => {
+  const mockSetInputs = vi.fn()
+  const mockHandleOutVarRenameChange = vi.fn()
+  let currentInputs = createPayload()
+
+  beforeEach(() => {
+    vi.clearAllMocks()
+    currentInputs = createPayload()
+    mockUseWorkflow.mockReturnValue({
+      handleOutVarRenameChange: mockHandleOutVarRenameChange,
+    })
+    mockUseNodeCrud.mockImplementation(() => ({
+      inputs: currentInputs,
+      setInputs: mockSetInputs,
+    }))
+  })
+
+  it('should update raw form content and replace the form input list', () => {
+    const { result } = renderHook(() => useFormContent('human-input-node', currentInputs))
+    const nextInputs = [
+      createFormInput({
+        output_variable_name: 'approval',
+      }),
+    ]
+
+    act(() => {
+      result.current.handleFormContentChange('Updated body')
+      result.current.handleFormInputsChange(nextInputs)
+    })
+
+    expect(mockSetInputs).toHaveBeenNthCalledWith(1, expect.objectContaining({
+      form_content: 'Updated body',
+    }))
+    expect(mockSetInputs).toHaveBeenNthCalledWith(2, expect.objectContaining({
+      inputs: nextInputs,
+    }))
+    expect(result.current.editorKey).toBe(1)
+  })
+
+  it('should rename input placeholders inside markdown and notify downstream references', () => {
+    const { result } = renderHook(() => useFormContent('human-input-node', currentInputs))
+    const renamedInput = createFormInput({
+      output_variable_name: 'new_name',
+    })
+
+    act(() => {
+      result.current.handleFormInputItemRename(renamedInput, 'old_name')
+    })
+
+    expect(mockSetInputs).toHaveBeenCalledWith(expect.objectContaining({
+      form_content: 'Hello {{#$output.new_name#}}',
+      inputs: [renamedInput],
+    }))
+    expect(mockHandleOutVarRenameChange).toHaveBeenCalledWith('human-input-node', ['human-input-node', 'old_name'], ['human-input-node', 'new_name'])
+    expect(result.current.editorKey).toBe(1)
+  })
+
+  it('should remove an input placeholder and its form input metadata', () => {
+    const { result } = renderHook(() => useFormContent('human-input-node', currentInputs))
+
+    act(() => {
+      result.current.handleFormInputItemRemove('old_name')
+    })
+
+    expect(mockSetInputs).toHaveBeenCalledWith(expect.objectContaining({
+      form_content: 'Hello ',
+      inputs: [],
+    }))
+    expect(result.current.editorKey).toBe(1)
+  })
+})
diff --git a/web/app/components/workflow/nodes/human-input/hooks/__tests__/use-single-run-form-params.spec.ts b/web/app/components/workflow/nodes/human-input/hooks/__tests__/use-single-run-form-params.spec.ts
new file mode 100644
index 0000000000..571708e87d
--- /dev/null
+++ b/web/app/components/workflow/nodes/human-input/hooks/__tests__/use-single-run-form-params.spec.ts
@@ -0,0 +1,234 @@
+import type { HumanInputNodeType } from '../../types'
+import type { InputVar } from '@/app/components/workflow/types'
+import type { HumanInputFormData } from '@/types/workflow'
+import { act, renderHook } from '@testing-library/react'
+import { BlockEnum, InputVarType } from '@/app/components/workflow/types'
+import { AppModeEnum } from '@/types/app'
+import useSingleRunFormParams from '../use-single-run-form-params'
+
+const mockUseTranslation = vi.hoisted(() => vi.fn())
+const mockUseAppStore = vi.hoisted(() => vi.fn())
+const mockFetchHumanInputNodeStepRunForm = vi.hoisted(() => vi.fn())
+const mockSubmitHumanInputNodeStepRunForm = vi.hoisted(() => vi.fn())
+const mockUseNodeCrud = vi.hoisted(() => vi.fn())
+
+vi.mock('react-i18next', () => ({
+  useTranslation: () => mockUseTranslation(),
+}))
+
+vi.mock('@/app/components/app/store', () => ({
+  useStore: (selector: (state: { appDetail?: { id?: string, mode?: AppModeEnum } }) => unknown) => mockUseAppStore(selector),
+}))
+
+vi.mock('@/service/workflow', () => ({
+  fetchHumanInputNodeStepRunForm: (...args: unknown[]) => mockFetchHumanInputNodeStepRunForm(...args),
+  submitHumanInputNodeStepRunForm: (...args: unknown[]) => mockSubmitHumanInputNodeStepRunForm(...args),
+}))
+
+vi.mock('@/app/components/workflow/nodes/_base/hooks/use-node-crud', () => ({
+  __esModule: true,
+  default: (...args: unknown[]) => mockUseNodeCrud(...args),
+}))
+
+const createPayload = (overrides: Partial<HumanInputNodeType> = {}): HumanInputNodeType => ({
+  title: 'Human Input',
+  desc: '',
+  type: BlockEnum.HumanInput,
+  delivery_methods: [],
+  form_content: 'Summary: {{#start.topic#}}',
+  inputs: [{
+    type: InputVarType.textInput,
+    output_variable_name: 'summary',
+    default: {
+      type: 'variable',
+      selector: ['start', 'topic'],
+      value: '',
+    },
+  }],
+  user_actions: [],
+  timeout: 1,
+  timeout_unit: 'day',
+  ...overrides,
+})
+
+const createInputVar = (overrides: Partial<InputVar> = {}): InputVar => ({
+  type: InputVarType.textInput,
+  label: 'Topic',
+  variable: '#start.topic#',
+  required: false,
+  value_selector: ['start', 'topic'],
+  ...overrides,
+})
+
+const mockFormData: HumanInputFormData = {
+  form_id: 'form-1',
+  node_id: 'node-1',
+  node_title: 'Human Input',
+  form_content: 'Rendered content',
+  inputs: [],
+  actions: [],
+  form_token: 'token-1',
+  resolved_default_values: {
+    topic: 'AI',
+  },
+  display_in_ui: true,
+  expiration_time: 1000,
+}
+
+describe('human-input/hooks/use-single-run-form-params', () => {
+  const mockSetRunInputData = vi.fn()
+  const getInputVars = vi.fn()
+  let currentInputs = createPayload()
+  let appDetail: { id?: string, mode?: AppModeEnum } | undefined
+
+  beforeEach(() => {
+    vi.clearAllMocks()
+    currentInputs = createPayload()
+    appDetail = {
+      id: 'app-1',
+      mode: AppModeEnum.WORKFLOW,
+    }
+
+    mockUseTranslation.mockReturnValue({
+      t: (key: string) => key,
+    })
+    mockUseAppStore.mockImplementation((selector: (state: { appDetail?: { id?: string, mode?: AppModeEnum } }) => unknown) => selector({ appDetail }))
+    mockUseNodeCrud.mockImplementation(() => ({
+      inputs: currentInputs,
+    }))
+    getInputVars.mockReturnValue([
+      createInputVar(),
+      createInputVar({
+        label: 'Output',
+        variable: '#$output.answer#',
+        value_selector: ['$output', 'answer'],
+      }),
+      {
+        ...createInputVar({
+          label: 'Broken',
+        }),
+        variable: undefined,
+      } as unknown as InputVar,
+    ])
+    mockFetchHumanInputNodeStepRunForm.mockResolvedValue(mockFormData)
+    mockSubmitHumanInputNodeStepRunForm.mockResolvedValue({})
+  })
+
+  it('should build a single before-run form, filter output vars, and expose dependent vars', () => {
+    const { result } = renderHook(() => useSingleRunFormParams({
+      id: 'node-1',
+      payload: currentInputs,
+      runInputData: { topic: 'AI' },
+      getInputVars,
+      setRunInputData: mockSetRunInputData,
+    }))
+
+    expect(getInputVars).toHaveBeenCalledWith([
+      '{{#start.topic#}}',
+      'Summary: {{#start.topic#}}',
+    ])
+    expect(result.current.forms).toHaveLength(1)
+    expect(result.current.forms[0]).toEqual(expect.objectContaining({
+      label: 'nodes.humanInput.singleRun.label',
+      values: { topic: 'AI' },
+      inputs: [
+        expect.objectContaining({ variable: '#start.topic#' }),
+        expect.objectContaining({ label: 'Broken' }),
+      ],
+    }))
+
+    act(() => {
+      result.current.forms[0].onChange?.({ topic: 'Updated' })
+    })
+
+    expect(mockSetRunInputData).toHaveBeenCalledWith({ topic: 'Updated' })
+    expect(result.current.getDependentVars()).toEqual([
+      ['start', 'topic'],
+    ])
+  })
+
+  it('should fetch and submit generated forms in workflow mode while keeping required inputs', async () => {
+    const { result } = renderHook(() => useSingleRunFormParams({
+      id: 'node-1',
+      payload: currentInputs,
+      runInputData: {},
+      getInputVars,
+      setRunInputData: mockSetRunInputData,
+    }))
+
+    await act(async () => {
+      await result.current.handleShowGeneratedForm({
+        topic: 'AI',
+        ignored: undefined as unknown as string,
+      })
+    })
+
+    expect(result.current.showGeneratedForm).toBe(true)
+    expect(mockFetchHumanInputNodeStepRunForm).toHaveBeenCalledWith(
+      '/apps/app-1/workflows/draft/human-input/nodes/node-1/form',
+      {
+        inputs: { topic: 'AI' },
+      },
+    )
+    expect(result.current.formData).toEqual(mockFormData)
+
+    await act(async () => {
+      await result.current.handleSubmitHumanInputForm({
+        inputs: { answer: 'approved' },
+        form_inputs: { ignored: 'value' },
+        action: 'approve',
+      })
+    })
+
+    expect(mockSubmitHumanInputNodeStepRunForm).toHaveBeenCalledWith(
+      '/apps/app-1/workflows/draft/human-input/nodes/node-1/form',
+      {
+        inputs: { topic: 'AI' },
+        form_inputs: { answer: 'approved' },
+        action: 'approve',
+      },
+    )
+
+    act(() => {
+      result.current.handleHideGeneratedForm()
+    })
+
+    expect(result.current.showGeneratedForm).toBe(false)
+  })
+
+  it('should use the advanced-chat endpoint and skip remote fetches when app detail is missing', async () => {
+    appDetail = {
+      id: 'app-2',
+      mode: AppModeEnum.ADVANCED_CHAT,
+    }
+
+    const { result, rerender } = renderHook(() => useSingleRunFormParams({
+      id: 'node-9',
+      payload: currentInputs,
+      runInputData: {},
+      getInputVars,
+      setRunInputData: mockSetRunInputData,
+    }))
+
+    await act(async () => {
+      await result.current.handleFetchFormContent({ topic: 'hello' })
+    })
+
+    expect(mockFetchHumanInputNodeStepRunForm).toHaveBeenCalledWith(
+      '/apps/app-2/advanced-chat/workflows/draft/human-input/nodes/node-9/form',
+      {
+        inputs: { topic: 'hello' },
+      },
+    )
+
+    appDetail = undefined
+    rerender()
+
+    await act(async () => {
+      const data = await result.current.handleFetchFormContent({ topic: 'skip' })
+      expect(data).toBeNull()
+    })
+
+    expect(mockFetchHumanInputNodeStepRunForm).toHaveBeenCalledTimes(1)
+  })
+})
diff --git a/web/app/components/workflow/nodes/human-input/panel.tsx b/web/app/components/workflow/nodes/human-input/panel.tsx
index 525821d042..c209c6451e 100644
--- a/web/app/components/workflow/nodes/human-input/panel.tsx
+++ b/web/app/components/workflow/nodes/human-input/panel.tsx
@@ -16,8 +16,8 @@ import { useTranslation } from 'react-i18next'
 import ActionButton from '@/app/components/base/action-button'
 import Button from '@/app/components/base/button'
 import Divider from '@/app/components/base/divider'
-import Toast from '@/app/components/base/toast'
 import Tooltip from '@/app/components/base/tooltip'
+import { toast } from '@/app/components/base/ui/toast'
 import OutputVars, { VarItem } from '@/app/components/workflow/nodes/_base/components/output-vars'
 import Split from '@/app/components/workflow/nodes/_base/components/split'
 import useAvailableVarList from '@/app/components/workflow/nodes/_base/hooks/use-available-var-list'
@@ -132,7 +132,7 @@ const Panel: FC<NodePanelProps<HumanInputNodeType>> = ({
                   className="flex size-6 cursor-pointer items-center justify-center rounded-md hover:bg-components-button-ghost-bg-hover"
                   onClick={() => {
                     copy(inputs.form_content)
-                    Toast.notify({ type: 'success', message: t('actionMsg.copySuccessfully', { ns: 'common' }) })
+                    toast.success(t('actionMsg.copySuccessfully', { ns: 'common' }))
                   }}
                 >
                   <RiClipboardLine className="h-4 w-4 text-text-secondary" />
diff --git a/web/app/components/workflow/nodes/iteration/__tests__/integration.spec.tsx b/web/app/components/workflow/nodes/iteration/__tests__/integration.spec.tsx
index 67de8b188b..dc7538144e 100644
--- a/web/app/components/workflow/nodes/iteration/__tests__/integration.spec.tsx
+++ b/web/app/components/workflow/nodes/iteration/__tests__/integration.spec.tsx
@@ -3,7 +3,7 @@ import type { IterationNodeType } from '../types'
 import type { PanelProps } from '@/types/workflow'
 import { fireEvent, render, screen } from '@testing-library/react'
 import userEvent from '@testing-library/user-event'
-import Toast from '@/app/components/base/toast'
+import { toast } from '@/app/components/base/ui/toast'
 import { ErrorHandleMode } from '@/app/components/workflow/types'
 import { BlockEnum, VarType } from '../../../types'
 import AddBlock from '../add-block'
@@ -15,6 +15,15 @@ const mockHandleNodeAdd = vi.fn()
 const mockHandleNodeIterationRerender = vi.fn()
 let mockNodesReadOnly = false
 
+vi.mock('@/app/components/base/ui/toast', () => ({
+  toast: {
+    success: vi.fn(),
+    error: vi.fn(),
+    warning: vi.fn(),
+    info: vi.fn(),
+  },
+}))
+
 vi.mock('reactflow', async () => {
   const actual = await vi.importActual<typeof import('reactflow')>('reactflow')
   return {
@@ -102,7 +111,7 @@ vi.mock('../use-config', () => ({
 }))
 
 const mockUseConfig = vi.mocked(useConfig)
-const mockToastNotify = vi.spyOn(Toast, 'notify').mockImplementation(() => ({}))
+const mockToastWarning = vi.mocked(toast.warning)
 
 const createData = (overrides: Partial<IterationNodeType> = {}): IterationNodeType => ({
   title: 'Iteration',
@@ -191,11 +200,7 @@ describe('iteration path', () => {
     expect(screen.getByRole('button', { name: 'select-block' })).toBeInTheDocument()
     expect(screen.getByTestId('iteration-background-iteration-node')).toBeInTheDocument()
     expect(mockHandleNodeIterationRerender).toHaveBeenCalledWith('iteration-node')
-    expect(mockToastNotify).toHaveBeenCalledWith({
-      type: 'warning',
-      message: 'workflow.nodes.iteration.answerNodeWarningDesc',
-      duration: 5000,
-    })
+    expect(mockToastWarning).toHaveBeenCalledWith('workflow.nodes.iteration.answerNodeWarningDesc')
   })
 
   it('should wire panel input, output, parallel, numeric, error mode, and flatten actions', async () => {
diff --git a/web/app/components/workflow/nodes/iteration/__tests__/use-config.spec.ts b/web/app/components/workflow/nodes/iteration/__tests__/use-config.spec.ts
new file mode 100644
index 0000000000..5bef3eb8a6
--- /dev/null
+++ b/web/app/components/workflow/nodes/iteration/__tests__/use-config.spec.ts
@@ -0,0 +1,173 @@
+import type { IterationNodeType } from '../types'
+import type { Item } from '@/app/components/base/select'
+import type { Var } from '@/app/components/workflow/types'
+import { act, renderHook } from '@testing-library/react'
+import { VarType as VarKindType } from '@/app/components/workflow/nodes/tool/types'
+import { BlockEnum, ErrorHandleMode, VarType } from '@/app/components/workflow/types'
+import useConfig from '../use-config'
+
+const mockUseInspectVarsCrud = vi.hoisted(() => vi.fn())
+const mockUseNodesReadOnly = vi.hoisted(() => vi.fn())
+const mockUseIsChatMode = vi.hoisted(() => vi.fn())
+const mockUseWorkflow = vi.hoisted(() => vi.fn())
+const mockUseStore = vi.hoisted(() => vi.fn())
+const mockUseNodeCrud = vi.hoisted(() => vi.fn())
+const mockUseAllBuiltInTools = vi.hoisted(() => vi.fn())
+const mockUseAllCustomTools = vi.hoisted(() => vi.fn())
+const mockUseAllWorkflowTools = vi.hoisted(() => vi.fn())
+const mockUseAllMCPTools = vi.hoisted(() => vi.fn())
+const mockToNodeOutputVars = vi.hoisted(() => vi.fn())
+
+vi.mock('@/app/components/workflow/hooks/use-inspect-vars-crud', () => ({
+  __esModule: true,
+  default: (...args: unknown[]) => mockUseInspectVarsCrud(...args),
+}))
+
+vi.mock('@/app/components/workflow/hooks', () => ({
+  useNodesReadOnly: () => mockUseNodesReadOnly(),
+  useIsChatMode: () => mockUseIsChatMode(),
+  useWorkflow: () => mockUseWorkflow(),
+}))
+
+vi.mock('@/app/components/workflow/store', () => ({
+  useStore: (selector: (state: { dataSourceList: unknown[] }) => unknown) =>
+    selector({ dataSourceList: mockUseStore() }),
+}))
+
+vi.mock('@/app/components/workflow/nodes/_base/hooks/use-node-crud', () => ({
+  __esModule: true,
+  default: (...args: unknown[]) => mockUseNodeCrud(...args),
+}))
+
+vi.mock('@/service/use-tools', () => ({
+  useAllBuiltInTools: () => mockUseAllBuiltInTools(),
+  useAllCustomTools: () => mockUseAllCustomTools(),
+  useAllWorkflowTools: () => mockUseAllWorkflowTools(),
+  useAllMCPTools: () => mockUseAllMCPTools(),
+}))
+
+vi.mock('@/app/components/workflow/nodes/_base/components/variable/utils', () => ({
+  toNodeOutputVars: (...args: unknown[]) => mockToNodeOutputVars(...args),
+}))
+
+const createPayload = (overrides: Partial<IterationNodeType> = {}): IterationNodeType => ({
+  title: 'Iteration',
+  desc: '',
+  type: BlockEnum.Iteration,
+  iterator_selector: ['start', 'items'],
+  iterator_input_type: VarType.arrayString,
+  output_selector: ['child', 'result'],
+  output_type: VarType.arrayString,
+  is_parallel: false,
+  parallel_nums: 3,
+  error_handle_mode: ErrorHandleMode.Terminated,
+  flatten_output: false,
+  start_node_id: 'start-node',
+  _children: [],
+  _isShowTips: false,
+  ...overrides,
+})
+
+const createVar = (type: VarType, variable = 'test.variable'): Var => ({
+  variable,
+  type,
+})
+
+describe('iteration/use-config', () => {
+  const mockSetInputs = vi.fn()
+  const mockDeleteNodeInspectorVars = vi.fn()
+  let currentInputs = createPayload()
+
+  beforeEach(() => {
+    vi.clearAllMocks()
+    currentInputs = createPayload()
+
+    mockUseInspectVarsCrud.mockReturnValue({
+      deleteNodeInspectorVars: mockDeleteNodeInspectorVars,
+    })
+    mockUseNodesReadOnly.mockReturnValue({ nodesReadOnly: false })
+    mockUseIsChatMode.mockReturnValue(false)
+    mockUseWorkflow.mockReturnValue({
+      getIterationNodeChildren: vi.fn(() => [{ id: 'child-node' }]),
+    })
+    mockUseStore.mockReturnValue([])
+    mockUseNodeCrud.mockImplementation(() => ({
+      inputs: currentInputs,
+      setInputs: mockSetInputs,
+    }))
+    mockUseAllBuiltInTools.mockReturnValue({ data: [] })
+    mockUseAllCustomTools.mockReturnValue({ data: [] })
+    mockUseAllWorkflowTools.mockReturnValue({ data: [] })
+    mockUseAllMCPTools.mockReturnValue({ data: [] })
+    mockToNodeOutputVars.mockReturnValue([{ variable: 'child.result' }])
+  })
+
+  it('should expose iteration children vars and filter only array-like iterator inputs', () => {
+    const { result } = renderHook(() => useConfig('iteration-node', currentInputs))
+
+    expect(result.current.readOnly).toBe(false)
+    expect(result.current.childrenNodeVars).toEqual([{ variable: 'child.result' }])
+    expect(result.current.iterationChildrenNodes).toEqual([{ id: 'child-node' }])
+    expect(result.current.filterInputVar(createVar(VarType.arrayFile, 'files'))).toBe(true)
+    expect(result.current.filterInputVar(createVar(VarType.string, 'text'))).toBe(false)
+    expect(mockToNodeOutputVars).toHaveBeenCalled()
+  })
+
+  it('should update iterator input and output selectors and reset inspector vars on output changes', () => {
+    const { result } = renderHook(() => useConfig('iteration-node', currentInputs))
+
+    act(() => {
+      result.current.handleInputChange(['start', 'documents'], VarKindType.variable, createVar(VarType.arrayObject, 'start.documents'))
+    })
+
+    expect(mockSetInputs).toHaveBeenCalledWith(expect.objectContaining({
+      iterator_selector: ['start', 'documents'],
+      iterator_input_type: VarType.arrayObject,
+    }))
+
+    mockSetInputs.mockClear()
+
+    act(() => {
+      result.current.handleOutputVarChange(['child', 'score'], VarKindType.variable, createVar(VarType.number, 'child.score'))
+    })
+
+    expect(mockSetInputs).toHaveBeenCalledWith(expect.objectContaining({
+      output_selector: ['child', 'score'],
+      output_type: VarType.arrayNumber,
+    }))
+    expect(mockDeleteNodeInspectorVars).toHaveBeenCalledWith('iteration-node')
+
+    mockSetInputs.mockClear()
+
+    act(() => {
+      result.current.handleOutputVarChange(['child', 'result'], VarKindType.variable, createVar(VarType.string, 'child.result'))
+    })
+
+    expect(mockSetInputs).not.toHaveBeenCalled()
+  })
+
+  it('should update parallel, error-mode, and flatten options', () => {
+    const { result } = renderHook(() => useConfig('iteration-node', currentInputs))
+    const item: Item = { name: 'Continue', value: ErrorHandleMode.ContinueOnError }
+
+    act(() => {
+      result.current.changeParallel(true)
+      result.current.changeErrorResponseMode(item)
+      result.current.changeParallelNums(6)
+      result.current.changeFlattenOutput(true)
+    })
+
+    expect(mockSetInputs).toHaveBeenNthCalledWith(1, expect.objectContaining({
+      is_parallel: true,
+    }))
+    expect(mockSetInputs).toHaveBeenNthCalledWith(2, expect.objectContaining({
+      error_handle_mode: ErrorHandleMode.ContinueOnError,
+    }))
+    expect(mockSetInputs).toHaveBeenNthCalledWith(3, expect.objectContaining({
+      parallel_nums: 6,
+    }))
+    expect(mockSetInputs).toHaveBeenNthCalledWith(4, expect.objectContaining({
+      flatten_output: true,
+    }))
+  })
+})
diff --git a/web/app/components/workflow/nodes/iteration/__tests__/use-single-run-form-params.spec.ts b/web/app/components/workflow/nodes/iteration/__tests__/use-single-run-form-params.spec.ts
new file mode 100644
index 0000000000..7313b6945e
--- /dev/null
+++ b/web/app/components/workflow/nodes/iteration/__tests__/use-single-run-form-params.spec.ts
@@ -0,0 +1,168 @@
+import type { InputVar, Node } from '../../../types'
+import type { IterationNodeType } from '../types'
+import type { NodeTracing } from '@/types/workflow'
+import { act, renderHook } from '@testing-library/react'
+import { BlockEnum, ErrorHandleMode, InputVarType, VarType } from '@/app/components/workflow/types'
+import useSingleRunFormParams from '../use-single-run-form-params'
+
+const mockUseIsNodeInIteration = vi.hoisted(() => vi.fn())
+const mockUseWorkflow = vi.hoisted(() => vi.fn())
+const mockFormatTracing = vi.hoisted(() => vi.fn())
+const mockGetNodeUsedVars = vi.hoisted(() => vi.fn())
+const mockGetNodeUsedVarPassToServerKey = vi.hoisted(() => vi.fn())
+const mockGetNodeInfoById = vi.hoisted(() => vi.fn())
+const mockIsSystemVar = vi.hoisted(() => vi.fn())
+
+vi.mock('@/app/components/workflow/hooks', () => ({
+  useIsNodeInIteration: (...args: unknown[]) => mockUseIsNodeInIteration(...args),
+  useWorkflow: () => mockUseWorkflow(),
+}))
+
+vi.mock('@/app/components/workflow/run/utils/format-log', () => ({
+  __esModule: true,
+  default: (...args: unknown[]) => mockFormatTracing(...args),
+}))
+
+vi.mock('@/app/components/workflow/nodes/_base/components/variable/utils', () => ({
+  getNodeUsedVars: (...args: unknown[]) => mockGetNodeUsedVars(...args),
+  getNodeUsedVarPassToServerKey: (...args: unknown[]) => mockGetNodeUsedVarPassToServerKey(...args),
+  getNodeInfoById: (...args: unknown[]) => mockGetNodeInfoById(...args),
+  isSystemVar: (...args: unknown[]) => mockIsSystemVar(...args),
+}))
+
+const createInputVar = (variable: string): InputVar => ({
+  type: InputVarType.textInput,
+  label: variable,
+  variable,
+  required: false,
+})
+
+const createNode = (id: string, title: string, type = BlockEnum.Tool): Node => ({
+  id,
+  position: { x: 0, y: 0 },
+  data: {
+    title,
+    type,
+    desc: '',
+  },
+} as Node)
+
+const createPayload = (overrides: Partial<IterationNodeType> = {}): IterationNodeType => ({
+  title: 'Iteration',
+  desc: '',
+  type: BlockEnum.Iteration,
+  start_node_id: 'start-node',
+  iterator_selector: ['start-node', 'items'],
+  iterator_input_type: VarType.arrayString,
+  output_selector: ['child-node', 'text'],
+  output_type: VarType.arrayString,
+  is_parallel: false,
+  parallel_nums: 2,
+  error_handle_mode: ErrorHandleMode.Terminated,
+  flatten_output: false,
+  _children: [],
+  _isShowTips: false,
+  ...overrides,
+})
+
+describe('iteration/use-single-run-form-params', () => {
+  beforeEach(() => {
+    vi.clearAllMocks()
+    mockUseIsNodeInIteration.mockReturnValue({
+      isNodeInIteration: (nodeId: string) => nodeId === 'inner-node',
+    })
+    mockUseWorkflow.mockReturnValue({
+      getIterationNodeChildren: () => [
+        createNode('tool-a', 'Tool A'),
+        createNode('inner-node', 'Inner Node'),
+      ],
+      getBeforeNodesInSameBranch: () => [
+        createNode('start-node', 'Start Node', BlockEnum.Start),
+      ],
+    })
+    mockGetNodeUsedVars.mockImplementation((node: Node) => {
+      if (node.id === 'tool-a')
+        return [['start-node', 'answer'], ['inner-node', 'secret'], ['iteration-node', 'item']]
+      return []
+    })
+    mockGetNodeUsedVarPassToServerKey.mockReturnValue('passed_key')
+    mockGetNodeInfoById.mockImplementation((nodes: Node[], id: string) => nodes.find(node => node.id === id))
+    mockIsSystemVar.mockReturnValue(false)
+    mockFormatTracing.mockReturnValue([{ id: 'formatted-node' }])
+  })
+
+  it('should build single-run forms from external vars and keep iterator state in a dedicated form', () => {
+    const toVarInputs = vi.fn(() => [createInputVar('#start-node.answer#')])
+
+    const { result } = renderHook(() => useSingleRunFormParams({
+      id: 'iteration-node',
+      payload: createPayload(),
+      runInputData: {
+        'query': 'hello',
+        'iteration-node.input_selector': ['start-node', 'items'],
+      },
+      runInputDataRef: { current: {} },
+      getInputVars: vi.fn(),
+      setRunInputData: vi.fn(),
+      toVarInputs,
+      iterationRunResult: [],
+    }))
+
+    expect(toVarInputs).toHaveBeenCalledWith([
+      expect.objectContaining({
+        variable: 'start-node.answer',
+        value_selector: ['start-node', 'answer'],
+      }),
+    ])
+    expect(result.current.forms).toHaveLength(2)
+    expect(result.current.forms[0].inputs).toEqual([createInputVar('#start-node.answer#')])
+    expect(result.current.forms[0].values).toEqual({
+      'query': 'hello',
+      'iteration-node.input_selector': ['start-node', 'items'],
+    })
+    expect(result.current.forms[1].values).toEqual({
+      'iteration-node.input_selector': ['start-node', 'items'],
+    })
+    expect(result.current.allVarObject).toEqual({
+      'start-node.answer@@@tool-a@@@0': {
+        inSingleRunPassedKey: 'passed_key',
+      },
+    })
+    expect(result.current.nodeInfo).toEqual({ id: 'formatted-node' })
+  })
+
+  it('should forward form updates and expose iterator dependencies', () => {
+    const setRunInputData = vi.fn()
+
+    const { result } = renderHook(() => useSingleRunFormParams({
+      id: 'iteration-node',
+      payload: createPayload({
+        iterator_selector: ['source-node', 'records'],
+      }),
+      runInputData: {
+        'query': 'old',
+        'iteration-node.input_selector': ['source-node', 'records'],
+      },
+      runInputDataRef: { current: {} },
+      getInputVars: vi.fn(),
+      setRunInputData,
+      toVarInputs: vi.fn(() => []),
+      iterationRunResult: [] as NodeTracing[],
+    }))
+
+    act(() => {
+      result.current.forms[0].onChange({ query: 'new' })
+      result.current.forms[1].onChange({
+        'iteration-node.input_selector': ['source-node', 'next'],
+      })
+    })
+
+    expect(setRunInputData).toHaveBeenNthCalledWith(1, { query: 'new' })
+    expect(setRunInputData).toHaveBeenNthCalledWith(2, {
+      'query': 'old',
+      'iteration-node.input_selector': ['source-node', 'next'],
+    })
+    expect(result.current.getDependentVars()).toEqual([['source-node', 'records']])
+    expect(result.current.getDependentVar('iteration-node.input_selector')).toEqual(['source-node', 'records'])
+  })
+})
diff --git a/web/app/components/workflow/nodes/iteration/node.tsx b/web/app/components/workflow/nodes/iteration/node.tsx
index 476266211a..667c68144f 100644
--- a/web/app/components/workflow/nodes/iteration/node.tsx
+++ b/web/app/components/workflow/nodes/iteration/node.tsx
@@ -12,7 +12,7 @@ import {
   useNodesInitialized,
   useViewport,
 } from 'reactflow'
-import Toast from '@/app/components/base/toast'
+import { toast } from '@/app/components/base/ui/toast'
 import { cn } from '@/utils/classnames'
 import { IterationStartNodeDumb } from '../iteration-start'
 import AddBlock from './add-block'
@@ -34,11 +34,7 @@ const Node: FC<NodeProps<IterationNodeType>> = ({
     if (nodesInitialized)
       handleNodeIterationRerender(id)
     if (data.is_parallel && showTips) {
-      Toast.notify({
-        type: 'warning',
-        message: t(`${i18nPrefix}.answerNodeWarningDesc`, { ns: 'workflow' }),
-        duration: 5000,
-      })
+      toast.warning(t(`${i18nPrefix}.answerNodeWarningDesc`, { ns: 'workflow' }))
       setShowTips(false)
     }
   }, [nodesInitialized, id, handleNodeIterationRerender, data.is_parallel, showTips, t])
diff --git a/web/app/components/workflow/nodes/llm/components/json-schema-config-modal/json-schema-config.tsx b/web/app/components/workflow/nodes/llm/components/json-schema-config-modal/json-schema-config.tsx
index a19dccad78..164e7c3c29 100644
--- a/web/app/components/workflow/nodes/llm/components/json-schema-config-modal/json-schema-config.tsx
+++ b/web/app/components/workflow/nodes/llm/components/json-schema-config-modal/json-schema-config.tsx
@@ -4,7 +4,7 @@ import { useCallback, useState } from 'react'
 import { useTranslation } from 'react-i18next'
 import Button from '@/app/components/base/button'
 import Divider from '@/app/components/base/divider'
-import Toast from '@/app/components/base/toast'
+import { toast } from '@/app/components/base/ui/toast'
 import { JSON_SCHEMA_MAX_DEPTH } from '@/config'
 import { cn } from '@/utils/classnames'
 import { SegmentedControl } from '../../../../../base/segmented-control'
@@ -196,10 +196,7 @@ const JsonSchemaConfig: FC<JsonSchemaConfigProps> = ({
     }
     else if (currentTab === SchemaView.VisualEditor) {
       if (advancedEditing || isAddingNewField) {
-        Toast.notify({
-          type: 'warning',
-          message: t('nodes.llm.jsonSchema.warningTips.saveSchema', { ns: 'workflow' }),
-        })
+        toast.warning(t('nodes.llm.jsonSchema.warningTips.saveSchema', { ns: 'workflow' }))
         return
       }
     }
diff --git a/web/app/components/workflow/nodes/llm/components/json-schema-config-modal/json-schema-generator/index.tsx b/web/app/components/workflow/nodes/llm/components/json-schema-config-modal/json-schema-generator/index.tsx
index 6a34925275..9e2fba5fa2 100644
--- a/web/app/components/workflow/nodes/llm/components/json-schema-config-modal/json-schema-generator/index.tsx
+++ b/web/app/components/workflow/nodes/llm/components/json-schema-config-modal/json-schema-generator/index.tsx
@@ -9,7 +9,7 @@ import {
   PortalToFollowElemContent,
   PortalToFollowElemTrigger,
 } from '@/app/components/base/portal-to-follow-elem'
-import Toast from '@/app/components/base/toast'
+import { toast } from '@/app/components/base/ui/toast'
 import { ModelTypeEnum } from '@/app/components/header/account-setting/model-provider-page/declarations'
 import { useModelListAndDefaultModelAndCurrentProviderAndModel } from '@/app/components/header/account-setting/model-provider-page/hooks'
 import useTheme from '@/hooks/use-theme'
@@ -112,10 +112,7 @@ const JsonSchemaGenerator: FC<JsonSchemaGeneratorProps> = ({
   const generateSchema = useCallback(async () => {
     const { output, error } = await generateStructuredOutputRules({ instruction, model_config: model! })
     if (error) {
-      Toast.notify({
-        type: 'error',
-        message: error,
-      })
+      toast.error(error)
       setSchema(null)
       setView(GeneratorView.promptEditor)
       return
diff --git a/web/app/components/workflow/nodes/llm/components/json-schema-config-modal/visual-editor/hooks.ts b/web/app/components/workflow/nodes/llm/components/json-schema-config-modal/visual-editor/hooks.ts
index 6159028c21..4820b5a9dc 100644
--- a/web/app/components/workflow/nodes/llm/components/json-schema-config-modal/visual-editor/hooks.ts
+++ b/web/app/components/workflow/nodes/llm/components/json-schema-config-modal/visual-editor/hooks.ts
@@ -3,7 +3,8 @@ import type { Field } from '../../../types'
 import type { EditData } from './edit-card'
 import { noop } from 'es-toolkit/function'
 import { produce } from 'immer'
-import Toast from '@/app/components/base/toast'
+import { useTranslation } from 'react-i18next'
+import { toast } from '@/app/components/base/ui/toast'
 import { ArrayType, Type } from '../../../types'
 import { findPropertyWithPath } from '../../../utils'
 import { useMittContext } from './context'
@@ -22,6 +23,7 @@ type AddEventParams = {
 
 export const useSchemaNodeOperations = (props: VisualEditorProps) => {
   const { schema: jsonSchema, onChange: doOnChange } = props
+  const { t } = useTranslation()
   const onChange = doOnChange || noop
   const backupSchema = useVisualEditorStore(state => state.backupSchema)
   const setBackupSchema = useVisualEditorStore(state => state.setBackupSchema)
@@ -65,10 +67,7 @@ export const useSchemaNodeOperations = (props: VisualEditorProps) => {
       if (schema.type === Type.object) {
         const properties = schema.properties || {}
         if (properties[newName]) {
-          Toast.notify({
-            type: 'error',
-            message: 'Property name already exists',
-          })
+          toast.error(t('nodes.llm.jsonSchema.fieldNameAlreadyExists', { ns: 'workflow' }))
           emit('restorePropertyName')
           return
         }
@@ -92,10 +91,7 @@ export const useSchemaNodeOperations = (props: VisualEditorProps) => {
       if (schema.type === Type.array && schema.items && schema.items.type === Type.object) {
         const properties = schema.items.properties || {}
         if (properties[newName]) {
-          Toast.notify({
-            type: 'error',
-            message: 'Property name already exists',
-          })
+          toast.error(t('nodes.llm.jsonSchema.fieldNameAlreadyExists', { ns: 'workflow' }))
           emit('restorePropertyName')
           return
         }
@@ -267,10 +263,7 @@ export const useSchemaNodeOperations = (props: VisualEditorProps) => {
         if (oldName !== newName) {
           const properties = parentSchema.properties
           if (properties[newName]) {
-            Toast.notify({
-              type: 'error',
-              message: 'Property name already exists',
-            })
+            toast.error(t('nodes.llm.jsonSchema.fieldNameAlreadyExists', { ns: 'workflow' }))
             samePropertyNameError = true
           }
 
@@ -358,10 +351,7 @@ export const useSchemaNodeOperations = (props: VisualEditorProps) => {
         if (oldName !== newName) {
           const properties = parentSchema.items.properties || {}
           if (properties[newName]) {
-            Toast.notify({
-              type: 'error',
-              message: 'Property name already exists',
-            })
+            toast.error(t('nodes.llm.jsonSchema.fieldNameAlreadyExists', { ns: 'workflow' }))
             samePropertyNameError = true
           }
 
diff --git a/web/app/components/workflow/nodes/llm/panel.tsx b/web/app/components/workflow/nodes/llm/panel.tsx
index 7a7640948d..c3e6d0fee2 100644
--- a/web/app/components/workflow/nodes/llm/panel.tsx
+++ b/web/app/components/workflow/nodes/llm/panel.tsx
@@ -7,8 +7,8 @@ import { useCallback } from 'react'
 import { useTranslation } from 'react-i18next'
 import AddButton2 from '@/app/components/base/button/add-button'
 import Switch from '@/app/components/base/switch'
-import Toast from '@/app/components/base/toast'
 import Tooltip from '@/app/components/base/tooltip'
+import { toast } from '@/app/components/base/ui/toast'
 import ModelParameterModal from '@/app/components/header/account-setting/model-provider-page/model-parameter-modal'
 import Field from '@/app/components/workflow/nodes/_base/components/field'
 import OutputVars, { VarItem } from '@/app/components/workflow/nodes/_base/components/output-vars'
@@ -98,11 +98,11 @@ const Panel: FC<NodePanelProps<LLMNodeType>> = ({
         )
         const keys = Object.keys(removedDetails)
         if (keys.length)
-          Toast.notify({ type: 'warning', message: `${t('modelProvider.parametersInvalidRemoved', { ns: 'common' })}: ${keys.map(k => `${k} (${removedDetails[k]})`).join(', ')}` })
+          toast.warning(`${t('modelProvider.parametersInvalidRemoved', { ns: 'common' })}: ${keys.map(k => `${k} (${removedDetails[k]})`).join(', ')}`)
         handleCompletionParamsChange(filtered)
       }
       catch {
-        Toast.notify({ type: 'error', message: t('error', { ns: 'common' }) })
+        toast.error(t('error', { ns: 'common' }))
         handleCompletionParamsChange({})
       }
       finally {
diff --git a/web/app/components/workflow/nodes/loop/__tests__/integration.spec.tsx b/web/app/components/workflow/nodes/loop/__tests__/integration.spec.tsx
index 10b8dad885..99ce377b99 100644
--- a/web/app/components/workflow/nodes/loop/__tests__/integration.spec.tsx
+++ b/web/app/components/workflow/nodes/loop/__tests__/integration.spec.tsx
@@ -181,10 +181,12 @@ vi.mock('@/app/components/workflow/nodes/_base/components/editor/code-editor', (
   ),
 }))
 
-vi.mock('@/app/components/base/toast', () => ({
-  __esModule: true,
-  default: {
-    notify: (payload: unknown) => mockToastNotify(payload),
+vi.mock('@/app/components/base/ui/toast', () => ({
+  toast: {
+    success: (message: string) => mockToastNotify({ type: 'success', message }),
+    error: (message: string) => mockToastNotify({ type: 'error', message }),
+    warning: (message: string) => mockToastNotify({ type: 'warning', message }),
+    info: (message: string) => mockToastNotify({ type: 'info', message }),
   },
 }))
 
diff --git a/web/app/components/workflow/nodes/loop/components/loop-variables/item.tsx b/web/app/components/workflow/nodes/loop/components/loop-variables/item.tsx
index 9ceb92f432..7bd7e09c1b 100644
--- a/web/app/components/workflow/nodes/loop/components/loop-variables/item.tsx
+++ b/web/app/components/workflow/nodes/loop/components/loop-variables/item.tsx
@@ -7,7 +7,7 @@ import { useCallback } from 'react'
 import { useTranslation } from 'react-i18next'
 import ActionButton from '@/app/components/base/action-button'
 import Input from '@/app/components/base/input'
-import Toast from '@/app/components/base/toast'
+import { toast } from '@/app/components/base/ui/toast'
 import { ValueType, VarType } from '@/app/components/workflow/types'
 import { checkKeys, replaceSpaceWithUnderscoreInVarNameInput } from '@/utils/var'
 import FormItem from './form-item'
@@ -28,10 +28,7 @@ const Item = ({
   const checkVariableName = (value: string) => {
     const { isValid, errorMessageKey } = checkKeys([value], false)
     if (!isValid) {
-      Toast.notify({
-        type: 'error',
-        message: t(`varKeyError.${errorMessageKey}`, { ns: 'appDebug', key: t('env.modal.name', { ns: 'workflow' }) }),
-      })
+      toast.error(t(`varKeyError.${errorMessageKey}`, { ns: 'appDebug', key: t('env.modal.name', { ns: 'workflow' }) }))
       return false
     }
     return true
diff --git a/web/app/components/workflow/nodes/parameter-extractor/__tests__/integration.spec.tsx b/web/app/components/workflow/nodes/parameter-extractor/__tests__/integration.spec.tsx
index 3eeb59e620..60b9d65260 100644
--- a/web/app/components/workflow/nodes/parameter-extractor/__tests__/integration.spec.tsx
+++ b/web/app/components/workflow/nodes/parameter-extractor/__tests__/integration.spec.tsx
@@ -6,7 +6,7 @@ import type { ToolDefaultValue } from '@/app/components/workflow/block-selector/
 import type { PanelProps } from '@/types/workflow'
 import { fireEvent, render, screen } from '@testing-library/react'
 import userEvent from '@testing-library/user-event'
-import Toast from '@/app/components/base/toast'
+import { toast } from '@/app/components/base/ui/toast'
 import {
   useTextGenerationCurrentProviderAndModelAndModelList,
 } from '@/app/components/header/account-setting/model-provider-page/hooks'
@@ -36,6 +36,15 @@ let mockWorkflowTools: MockToolCollection[] = []
 let mockSelectedToolInfo: ToolDefaultValue | undefined
 let mockBlockSelectorOpen = false
 
+vi.mock('@/app/components/base/ui/toast', () => ({
+  toast: {
+    success: vi.fn(),
+    error: vi.fn(),
+    warning: vi.fn(),
+    info: vi.fn(),
+  },
+}))
+
 vi.mock('@/app/components/workflow/block-selector', () => ({
   __esModule: true,
   default: ({
@@ -254,7 +263,7 @@ vi.mock('../use-config', () => ({
 
 const mockUseTextGeneration = vi.mocked(useTextGenerationCurrentProviderAndModelAndModelList)
 const mockUseConfig = vi.mocked(useConfig)
-const mockToastNotify = vi.spyOn(Toast, 'notify').mockImplementation(() => ({}))
+const mockToastError = vi.mocked(toast.error)
 
 const createToolParameter = (overrides: Partial<ToolParameter> = {}): ToolParameter => ({
   name: 'city',
@@ -356,7 +365,7 @@ const panelProps: PanelProps = {
 describe('parameter-extractor path', () => {
   beforeEach(() => {
     vi.clearAllMocks()
-    mockToastNotify.mockClear()
+    mockToastError.mockClear()
     mockBuiltInTools = []
     mockCustomTools = []
     mockWorkflowTools = []
@@ -582,7 +591,7 @@ describe('parameter-extractor path', () => {
       await user.click(screen.getByRole('button', { name: 'common.operation.save' }))
 
       expect(onSave).not.toHaveBeenCalled()
-      expect(mockToastNotify).toHaveBeenCalled()
+      expect(mockToastError).toHaveBeenCalled()
     })
 
     it('should render the add trigger for new parameters', () => {
@@ -614,7 +623,7 @@ describe('parameter-extractor path', () => {
       const descriptionInput = screen.getByPlaceholderText('workflow.nodes.parameterExtractor.addExtractParameterContent.descriptionPlaceholder')
 
       fireEvent.change(nameInput, { target: { value: '1bad' } })
-      expect(mockToastNotify).toHaveBeenCalled()
+      expect(mockToastError).toHaveBeenCalled()
       expect(nameInput).toHaveValue('')
 
       fireEvent.change(nameInput, { target: { value: 'temporary_name' } })
@@ -649,7 +658,7 @@ describe('parameter-extractor path', () => {
       await user.click(screen.getByRole('button', { name: 'common.operation.save' }))
 
       expect(onSave).not.toHaveBeenCalled()
-      expect(mockToastNotify).toHaveBeenCalled()
+      expect(mockToastError).toHaveBeenCalled()
     })
 
     it('should keep rename metadata and updated options when editing a select parameter', async () => {
diff --git a/web/app/components/workflow/nodes/parameter-extractor/components/extract-parameter/update.tsx b/web/app/components/workflow/nodes/parameter-extractor/components/extract-parameter/update.tsx
index 5a4113848a..e1b9c1574f 100644
--- a/web/app/components/workflow/nodes/parameter-extractor/components/extract-parameter/update.tsx
+++ b/web/app/components/workflow/nodes/parameter-extractor/components/extract-parameter/update.tsx
@@ -15,7 +15,7 @@ import Modal from '@/app/components/base/modal'
 import Select from '@/app/components/base/select'
 import Switch from '@/app/components/base/switch'
 import Textarea from '@/app/components/base/textarea'
-import Toast from '@/app/components/base/toast'
+import { toast } from '@/app/components/base/ui/toast'
 import { ChangeType } from '@/app/components/workflow/types'
 import { checkKeys } from '@/utils/var'
 import { ParamType } from '../../types'
@@ -54,10 +54,7 @@ const AddExtractParameter: FC<Props> = ({
       if (key === 'name') {
         const { isValid, errorKey, errorMessageKey } = checkKeys([value], true)
         if (!isValid) {
-          Toast.notify({
-            type: 'error',
-            message: t(`varKeyError.${errorMessageKey}`, { ns: 'appDebug', key: errorKey }),
-          })
+          toast.error(t(`varKeyError.${errorMessageKey}`, { ns: 'appDebug', key: errorKey }))
           return
         }
       }
@@ -106,10 +103,7 @@ const AddExtractParameter: FC<Props> = ({
       errMessage = t(`${errorI18nPrefix}.fieldRequired`, { ns: 'workflow', field: t(`${i18nPrefix}.addExtractParameterContent.description`, { ns: 'workflow' }) })
 
     if (errMessage) {
-      Toast.notify({
-        type: 'error',
-        message: errMessage,
-      })
+      toast.error(errMessage)
       return false
     }
     return true
diff --git a/web/app/components/workflow/nodes/start/__tests__/use-config.spec.ts b/web/app/components/workflow/nodes/start/__tests__/use-config.spec.ts
new file mode 100644
index 0000000000..330b1ac776
--- /dev/null
+++ b/web/app/components/workflow/nodes/start/__tests__/use-config.spec.ts
@@ -0,0 +1,245 @@
+import type { StartNodeType } from '../types'
+import type { InputVar, ValueSelector } from '@/app/components/workflow/types'
+import { act, renderHook } from '@testing-library/react'
+import { BlockEnum, ChangeType, InputVarType } from '@/app/components/workflow/types'
+import useConfig from '../use-config'
+
+const mockUseTranslation = vi.hoisted(() => vi.fn())
+const mockUseNodesReadOnly = vi.hoisted(() => vi.fn())
+const mockUseWorkflow = vi.hoisted(() => vi.fn())
+const mockUseIsChatMode = vi.hoisted(() => vi.fn())
+const mockUseNodeCrud = vi.hoisted(() => vi.fn())
+const mockUseInspectVarsCrud = vi.hoisted(() => vi.fn())
+const mockNotify = vi.hoisted(() => vi.fn())
+
+vi.mock('react-i18next', () => ({
+  useTranslation: () => mockUseTranslation(),
+}))
+
+vi.mock('@/app/components/workflow/hooks', () => ({
+  useNodesReadOnly: () => mockUseNodesReadOnly(),
+  useWorkflow: () => mockUseWorkflow(),
+  useIsChatMode: () => mockUseIsChatMode(),
+}))
+
+vi.mock('@/app/components/workflow/nodes/_base/hooks/use-node-crud', () => ({
+  __esModule: true,
+  default: (...args: unknown[]) => mockUseNodeCrud(...args),
+}))
+
+vi.mock('@/app/components/workflow/hooks/use-inspect-vars-crud', () => ({
+  __esModule: true,
+  default: (...args: unknown[]) => mockUseInspectVarsCrud(...args),
+}))
+
+vi.mock('@/app/components/base/ui/toast', () => ({
+  __esModule: true,
+  toast: {
+    error: (message: string) => mockNotify({ type: 'error', message }),
+  },
+}))
+
+const createInputVar = (overrides: Partial<InputVar> = {}): InputVar => ({
+  label: 'Question',
+  variable: 'query',
+  type: InputVarType.textInput,
+  required: true,
+  ...overrides,
+})
+
+const createPayload = (overrides: Partial<StartNodeType> = {}): StartNodeType => ({
+  title: 'Start',
+  desc: '',
+  type: BlockEnum.Start,
+  variables: [
+    createInputVar(),
+    createInputVar({
+      label: 'Age',
+      variable: 'age',
+      type: InputVarType.number,
+      required: false,
+    }),
+  ],
+  ...overrides,
+})
+
+describe('start/use-config', () => {
+  const mockSetInputs = vi.fn()
+  const mockHandleOutVarRenameChange = vi.fn()
+  const mockIsVarUsedInNodes = vi.fn()
+  const mockRemoveUsedVarInNodes = vi.fn()
+  const mockDeleteNodeInspectorVars = vi.fn()
+  const mockRenameInspectVarName = vi.fn()
+  const mockDeleteInspectVar = vi.fn()
+  const toastSpy = mockNotify
+  let currentInputs: StartNodeType
+
+  beforeEach(() => {
+    vi.clearAllMocks()
+    currentInputs = createPayload()
+
+    mockUseTranslation.mockReturnValue({
+      t: (key: string) => key,
+    })
+    mockUseNodesReadOnly.mockReturnValue({ nodesReadOnly: false })
+    mockUseWorkflow.mockReturnValue({
+      handleOutVarRenameChange: mockHandleOutVarRenameChange,
+      isVarUsedInNodes: mockIsVarUsedInNodes,
+      removeUsedVarInNodes: mockRemoveUsedVarInNodes,
+    })
+    mockUseIsChatMode.mockReturnValue(false)
+    mockUseNodeCrud.mockImplementation(() => ({
+      inputs: currentInputs,
+      setInputs: mockSetInputs,
+    }))
+    mockUseInspectVarsCrud.mockReturnValue({
+      deleteNodeInspectorVars: mockDeleteNodeInspectorVars,
+      renameInspectVarName: mockRenameInspectVarName,
+      nodesWithInspectVars: [{
+        nodeId: 'start-node',
+        vars: [{ id: 'inspect-query', name: 'query' }],
+      }],
+      deleteInspectVar: mockDeleteInspectVar,
+    })
+    mockIsVarUsedInNodes.mockReturnValue(false)
+  })
+
+  it('should rename variables and sync downstream variable references', () => {
+    const { result } = renderHook(() => useConfig('start-node', currentInputs))
+    const renamedList = [
+      createInputVar({
+        label: 'Question',
+        variable: 'prompt',
+      }),
+      createInputVar({
+        label: 'Age',
+        variable: 'age',
+        type: InputVarType.number,
+        required: false,
+      }),
+    ]
+
+    act(() => {
+      result.current.handleVarListChange(renamedList, {
+        index: 0,
+        payload: {
+          type: ChangeType.changeVarName,
+          payload: {
+            beforeKey: 'query',
+          },
+        },
+      })
+    })
+
+    expect(mockSetInputs).toHaveBeenCalledWith(expect.objectContaining({
+      variables: renamedList,
+    }))
+    expect(mockHandleOutVarRenameChange).toHaveBeenCalledWith('start-node', ['start-node', 'query'], ['start-node', 'prompt'])
+    expect(mockRenameInspectVarName).toHaveBeenCalledWith('start-node', 'query', 'prompt')
+    expect(result.current.readOnly).toBe(false)
+    expect(result.current.isChatMode).toBe(false)
+  })
+
+  it('should block removal when the variable is still in use and confirm the deletion later', () => {
+    mockIsVarUsedInNodes.mockReturnValue(true)
+    const { result } = renderHook(() => useConfig('start-node', currentInputs))
+    const nextList = [currentInputs.variables[1]]
+
+    act(() => {
+      result.current.handleVarListChange(nextList, {
+        index: 0,
+        payload: {
+          type: ChangeType.remove,
+          payload: {
+            beforeKey: 'query',
+          },
+        },
+      })
+    })
+
+    expect(mockDeleteInspectVar).toHaveBeenCalledWith('start-node', 'inspect-query')
+    expect(mockSetInputs).not.toHaveBeenCalled()
+    expect(result.current.isShowRemoveVarConfirm).toBe(true)
+
+    act(() => {
+      result.current.onRemoveVarConfirm()
+    })
+
+    expect(mockSetInputs).toHaveBeenCalledWith(expect.objectContaining({
+      variables: [expect.objectContaining({ variable: 'age' })],
+    }))
+    expect(mockRemoveUsedVarInNodes).toHaveBeenCalledWith(['start-node', 'query'] as ValueSelector)
+    expect(result.current.isShowRemoveVarConfirm).toBe(false)
+  })
+
+  it('should validate duplicate variables and labels before adding a new variable', () => {
+    const { result } = renderHook(() => useConfig('start-node', currentInputs))
+
+    let added = true
+    act(() => {
+      added = result.current.handleAddVariable(createInputVar({
+        label: 'Different Label',
+        variable: 'query',
+      }))
+    })
+
+    expect(added).toBe(false)
+    expect(toastSpy).toHaveBeenCalledWith(expect.objectContaining({
+      type: 'error',
+      message: 'varKeyError.keyAlreadyExists',
+    }))
+
+    mockSetInputs.mockClear()
+    let addedUnique = false
+    act(() => {
+      addedUnique = result.current.handleAddVariable(createInputVar({
+        label: 'Locale',
+        variable: 'locale',
+        required: false,
+      }))
+    })
+
+    expect(addedUnique).toBe(true)
+    expect(mockSetInputs).toHaveBeenCalledWith(expect.objectContaining({
+      variables: expect.arrayContaining([
+        expect.objectContaining({ variable: 'locale' }),
+      ]),
+    }))
+  })
+
+  it('should clear inspector vars for non-remove list updates and reject duplicate labels', () => {
+    const { result } = renderHook(() => useConfig('start-node', currentInputs))
+    const typeEditedList = [
+      createInputVar({
+        label: 'Question',
+        variable: 'query',
+        type: InputVarType.paragraph,
+      }),
+      currentInputs.variables[1],
+    ]
+
+    act(() => {
+      result.current.handleVarListChange(typeEditedList)
+    })
+
+    expect(mockSetInputs).toHaveBeenCalledWith(expect.objectContaining({
+      variables: typeEditedList,
+    }))
+    expect(mockDeleteNodeInspectorVars).toHaveBeenCalledWith('start-node')
+
+    toastSpy.mockClear()
+    let added = true
+    act(() => {
+      added = result.current.handleAddVariable(createInputVar({
+        label: 'Age',
+        variable: 'new_age',
+      }))
+    })
+
+    expect(added).toBe(false)
+    expect(toastSpy).toHaveBeenCalledWith(expect.objectContaining({
+      type: 'error',
+      message: 'varKeyError.keyAlreadyExists',
+    }))
+  })
+})
diff --git a/web/app/components/workflow/nodes/start/components/var-list.tsx b/web/app/components/workflow/nodes/start/components/var-list.tsx
index 21fe5e2bb5..a6158864ac 100644
--- a/web/app/components/workflow/nodes/start/components/var-list.tsx
+++ b/web/app/components/workflow/nodes/start/components/var-list.tsx
@@ -7,7 +7,7 @@ import * as React from 'react'
 import { useCallback, useMemo } from 'react'
 import { useTranslation } from 'react-i18next'
 import { ReactSortable } from 'react-sortablejs'
-import Toast from '@/app/components/base/toast'
+import { toast } from '@/app/components/base/ui/toast'
 import { ChangeType } from '@/app/components/workflow/types'
 import { cn } from '@/utils/classnames'
 import { hasDuplicateStr } from '@/utils/var'
@@ -43,10 +43,7 @@ const VarList: FC<Props> = ({
       }
 
       if (errorMsgKey && typeName) {
-        Toast.notify({
-          type: 'error',
-          message: t(errorMsgKey, { ns: 'appDebug', key: t(typeName, { ns: 'appDebug' }) }),
-        })
+        toast.error(t(errorMsgKey, { ns: 'appDebug', key: t(typeName, { ns: 'appDebug' }) }))
         return false
       }
       onChange(newList, moreInfo ? { index, payload: moreInfo } : undefined)
diff --git a/web/app/components/workflow/nodes/start/use-config.ts b/web/app/components/workflow/nodes/start/use-config.ts
index 232c788b6d..12ec1575c9 100644
--- a/web/app/components/workflow/nodes/start/use-config.ts
+++ b/web/app/components/workflow/nodes/start/use-config.ts
@@ -4,7 +4,7 @@ import { useBoolean } from 'ahooks'
 import { produce } from 'immer'
 import { useCallback, useState } from 'react'
 import { useTranslation } from 'react-i18next'
-import Toast from '@/app/components/base/toast'
+import { toast } from '@/app/components/base/ui/toast'
 import {
   useIsChatMode,
   useNodesReadOnly,
@@ -97,10 +97,7 @@ const useConfig = (id: string, payload: StartNodeType) => {
     }
 
     if (errorMsgKey && typeName) {
-      Toast.notify({
-        type: 'error',
-        message: t(errorMsgKey, { ns: 'appDebug', key: t(typeName, { ns: 'appDebug' }) }),
-      })
+      toast.error(t(errorMsgKey, { ns: 'appDebug', key: t(typeName, { ns: 'appDebug' }) }))
       return false
     }
     setInputs(newInputs)
diff --git a/web/app/components/workflow/nodes/tool/hooks/use-config.ts b/web/app/components/workflow/nodes/tool/hooks/use-config.ts
index 6ebe7bea26..5e3f928dcb 100644
--- a/web/app/components/workflow/nodes/tool/hooks/use-config.ts
+++ b/web/app/components/workflow/nodes/tool/hooks/use-config.ts
@@ -5,7 +5,7 @@ import { capitalize } from 'es-toolkit/string'
 import { produce } from 'immer'
 import { useCallback, useEffect, useMemo, useState } from 'react'
 import { useTranslation } from 'react-i18next'
-import Toast from '@/app/components/base/toast'
+import { toast } from '@/app/components/base/ui/toast'
 import { useLanguage } from '@/app/components/header/account-setting/model-provider-page/hooks'
 import { CollectionType } from '@/app/components/tools/types'
 import {
@@ -66,10 +66,7 @@ const useConfig = (id: string, payload: ToolNodeType) => {
     async (value: any) => {
       await updateBuiltInToolCredential(currCollection?.name as string, value)
 
-      Toast.notify({
-        type: 'success',
-        message: t('api.actionSuccess', { ns: 'common' }),
-      })
+      toast.success(t('api.actionSuccess', { ns: 'common' }))
       invalidToolsByType()
       hideSetAuthModal()
     },
diff --git a/web/app/components/workflow/nodes/trigger-webhook/__tests__/use-config.spec.tsx b/web/app/components/workflow/nodes/trigger-webhook/__tests__/use-config.spec.tsx
index 46d0490b65..92a0457598 100644
--- a/web/app/components/workflow/nodes/trigger-webhook/__tests__/use-config.spec.tsx
+++ b/web/app/components/workflow/nodes/trigger-webhook/__tests__/use-config.spec.tsx
@@ -1,7 +1,7 @@
 import type { WebhookTriggerNodeType } from '../types'
 import { renderHook } from '@testing-library/react'
 import { useStore as useAppStore } from '@/app/components/app/store'
-import Toast from '@/app/components/base/toast'
+import { toast } from '@/app/components/base/ui/toast'
 import { BlockEnum, VarType } from '@/app/components/workflow/types'
 import { fetchWebhookUrl } from '@/service/apps'
 import { createNodeCrudModuleMock } from '../../__tests__/use-config-test-utils'
@@ -18,10 +18,10 @@ vi.mock('react-i18next', () => ({
   }),
 }))
 
-vi.mock('@/app/components/base/toast', () => ({
+vi.mock('@/app/components/base/ui/toast', () => ({
   __esModule: true,
-  default: {
-    notify: vi.fn(),
+  toast: {
+    error: vi.fn(),
   },
 }))
 
@@ -42,7 +42,7 @@ vi.mock('@/service/apps', () => ({
 }))
 
 const mockedFetchWebhookUrl = vi.mocked(fetchWebhookUrl)
-const mockedToastNotify = vi.mocked(Toast.notify)
+const mockedToastError = vi.mocked(toast.error)
 
 const createPayload = (overrides: Partial<WebhookTriggerNodeType> = {}): WebhookTriggerNodeType => ({
   title: 'Webhook',
@@ -148,7 +148,7 @@ describe('useConfig', () => {
         }),
       ]),
     }))
-    expect(mockedToastNotify).toHaveBeenCalledTimes(1)
+    expect(mockedToastError).toHaveBeenCalledTimes(1)
   })
 
   it('should generate webhook urls once and fall back to empty url on request failure', async () => {
diff --git a/web/app/components/workflow/nodes/trigger-webhook/panel.tsx b/web/app/components/workflow/nodes/trigger-webhook/panel.tsx
index 839ca6875f..f600fa516d 100644
--- a/web/app/components/workflow/nodes/trigger-webhook/panel.tsx
+++ b/web/app/components/workflow/nodes/trigger-webhook/panel.tsx
@@ -8,7 +8,6 @@ import { useEffect, useRef, useState } from 'react'
 import { useTranslation } from 'react-i18next'
 import InputWithCopy from '@/app/components/base/input-with-copy'
 import { SimpleSelect } from '@/app/components/base/select'
-import Toast from '@/app/components/base/toast'
 import Tooltip from '@/app/components/base/tooltip'
 import {
   NumberField,
@@ -18,6 +17,7 @@ import {
   NumberFieldIncrement,
   NumberFieldInput,
 } from '@/app/components/base/ui/number-field'
+import { toast } from '@/app/components/base/ui/toast'
 import Field from '@/app/components/workflow/nodes/_base/components/field'
 import OutputVars from '@/app/components/workflow/nodes/_base/components/output-vars'
 import Split from '@/app/components/workflow/nodes/_base/components/split'
@@ -102,10 +102,7 @@ const Panel: FC<NodePanelProps<WebhookTriggerNodeType>> = ({
                   placeholder={t(`${i18nPrefix}.webhookUrlPlaceholder`, { ns: 'workflow' })}
                   readOnly
                   onCopy={() => {
-                    Toast.notify({
-                      type: 'success',
-                      message: t(`${i18nPrefix}.urlCopied`, { ns: 'workflow' }),
-                    })
+                    toast.success(t(`${i18nPrefix}.urlCopied`, { ns: 'workflow' }))
                   }}
                 />
               </div>
diff --git a/web/app/components/workflow/nodes/trigger-webhook/use-config.ts b/web/app/components/workflow/nodes/trigger-webhook/use-config.ts
index 15ebff7736..7924a35ba0 100644
--- a/web/app/components/workflow/nodes/trigger-webhook/use-config.ts
+++ b/web/app/components/workflow/nodes/trigger-webhook/use-config.ts
@@ -2,7 +2,7 @@ import type { HttpMethod, WebhookHeader, WebhookParameter, WebhookTriggerNodeTyp
 import { useCallback } from 'react'
 import { useTranslation } from 'react-i18next'
 import { useStore as useAppStore } from '@/app/components/app/store'
-import Toast from '@/app/components/base/toast'
+import { toast } from '@/app/components/base/ui/toast'
 import { useNodesReadOnly, useWorkflow } from '@/app/components/workflow/hooks'
 import useNodeCrud from '@/app/components/workflow/nodes/_base/hooks/use-node-crud'
 import { fetchWebhookUrl } from '@/service/apps'
@@ -33,10 +33,7 @@ export const useConfig = (id: string, payload: WebhookTriggerNodeType) => {
       ? t(key as never, { ns: 'appDebug', key: fieldLabel })
       : t('varKeyError.keyAlreadyExists', { ns: 'appDebug', key: fieldLabel })
 
-    Toast.notify({
-      type: 'error',
-      message,
-    })
+    toast.error(message)
   }, [t])
 
   const handleMethodChange = useCallback((method: HttpMethod) => {
diff --git a/web/app/components/workflow/nodes/variable-assigner/__tests__/hooks.spec.ts b/web/app/components/workflow/nodes/variable-assigner/__tests__/hooks.spec.ts
new file mode 100644
index 0000000000..0cbb98c96a
--- /dev/null
+++ b/web/app/components/workflow/nodes/variable-assigner/__tests__/hooks.spec.ts
@@ -0,0 +1,244 @@
+import { act, renderHook } from '@testing-library/react'
+import { VarType } from '../../../types'
+import { useGetAvailableVars, useVariableAssigner } from '../hooks'
+
+const mockUseStoreApi = vi.hoisted(() => vi.fn())
+const mockUseNodes = vi.hoisted(() => vi.fn())
+const mockUseNodeDataUpdate = vi.hoisted(() => vi.fn())
+const mockUseWorkflow = vi.hoisted(() => vi.fn())
+const mockUseWorkflowVariables = vi.hoisted(() => vi.fn())
+const mockUseIsChatMode = vi.hoisted(() => vi.fn())
+const mockUseWorkflowStore = vi.hoisted(() => vi.fn())
+
+vi.mock('reactflow', () => ({
+  useStoreApi: () => mockUseStoreApi(),
+  useNodes: () => mockUseNodes(),
+}))
+
+vi.mock('@/app/components/workflow/hooks', () => ({
+  useNodeDataUpdate: () => mockUseNodeDataUpdate(),
+  useWorkflow: () => mockUseWorkflow(),
+  useWorkflowVariables: () => mockUseWorkflowVariables(),
+  useIsChatMode: () => mockUseIsChatMode(),
+}))
+
+vi.mock('@/app/components/workflow/store', () => ({
+  useWorkflowStore: () => mockUseWorkflowStore(),
+}))
+
+describe('variable-assigner/hooks', () => {
+  const mockHandleNodeDataUpdate = vi.fn()
+  const mockSetNodes = vi.fn()
+  const mockSetShowAssignVariablePopup = vi.fn()
+  const mockSetHoveringAssignVariableGroupId = vi.fn()
+  const getNodes = vi.fn()
+
+  beforeEach(() => {
+    vi.clearAllMocks()
+    getNodes.mockReturnValue([{
+      id: 'assigner-1',
+      data: {
+        variables: [['start', 'foo']],
+        output_type: VarType.string,
+        advanced_settings: {
+          groups: [{
+            groupId: 'group-1',
+            variables: [],
+            output_type: VarType.string,
+          }],
+        },
+      },
+    }])
+    mockUseStoreApi.mockReturnValue({
+      getState: () => ({
+        getNodes,
+        setNodes: mockSetNodes,
+      }),
+    })
+    mockUseNodeDataUpdate.mockReturnValue({
+      handleNodeDataUpdate: mockHandleNodeDataUpdate,
+    })
+    mockUseWorkflowStore.mockReturnValue({
+      getState: () => ({
+        setShowAssignVariablePopup: mockSetShowAssignVariablePopup,
+        setHoveringAssignVariableGroupId: mockSetHoveringAssignVariableGroupId,
+        connectingNodePayload: { id: 'connecting-node' },
+      }),
+    })
+    mockUseNodes.mockReturnValue([])
+    mockUseWorkflow.mockReturnValue({
+      getBeforeNodesInSameBranchIncludeParent: vi.fn(),
+    })
+    mockUseWorkflowVariables.mockReturnValue({
+      getNodeAvailableVars: vi.fn(),
+    })
+    mockUseIsChatMode.mockReturnValue(false)
+  })
+
+  it('should append target variables, ignore duplicates, and update grouped variables', () => {
+    const { result } = renderHook(() => useVariableAssigner())
+
+    act(() => {
+      result.current.handleAssignVariableValueChange('assigner-1', ['start', 'bar'], { type: VarType.number } as never)
+      result.current.handleAssignVariableValueChange('assigner-1', ['start', 'foo'], { type: VarType.number } as never)
+      result.current.handleAssignVariableValueChange('assigner-1', ['start', 'grouped'], { type: VarType.arrayString } as never, 'group-1')
+    })
+
+    expect(mockHandleNodeDataUpdate).toHaveBeenNthCalledWith(1, {
+      id: 'assigner-1',
+      data: {
+        variables: [
+          ['start', 'foo'],
+          ['start', 'bar'],
+        ],
+        output_type: VarType.number,
+      },
+    })
+    expect(mockHandleNodeDataUpdate).toHaveBeenNthCalledWith(2, {
+      id: 'assigner-1',
+      data: {
+        advanced_settings: {
+          groups: [{
+            groupId: 'group-1',
+            variables: [['start', 'grouped']],
+            output_type: VarType.arrayString,
+          }],
+        },
+      },
+    })
+    expect(mockHandleNodeDataUpdate).toHaveBeenCalledTimes(2)
+  })
+
+  it('should close the popup and add variables through the positioned add-variable flow', () => {
+    getNodes.mockReturnValue([
+      {
+        id: 'source-node',
+        data: {
+          _showAddVariablePopup: true,
+          _holdAddVariablePopup: true,
+        },
+      },
+      {
+        id: 'assigner-1',
+        data: {
+          variables: [],
+          advanced_settings: {
+            groups: [{
+              groupId: 'group-1',
+              variables: [],
+            }],
+          },
+          _showAddVariablePopup: true,
+          _holdAddVariablePopup: true,
+        },
+      },
+    ])
+
+    const { result } = renderHook(() => useVariableAssigner())
+
+    act(() => {
+      result.current.handleAddVariableInAddVariablePopupWithPosition(
+        'source-node',
+        'assigner-1',
+        'group-1',
+        ['start', 'output'],
+        { type: VarType.object } as never,
+      )
+    })
+
+    expect(mockSetNodes).toHaveBeenCalledWith([
+      expect.objectContaining({
+        id: 'source-node',
+        data: expect.objectContaining({
+          _showAddVariablePopup: false,
+          _holdAddVariablePopup: false,
+        }),
+      }),
+      expect.objectContaining({
+        id: 'assigner-1',
+        data: expect.objectContaining({
+          _showAddVariablePopup: false,
+          _holdAddVariablePopup: false,
+        }),
+      }),
+    ])
+    expect(mockSetShowAssignVariablePopup).toHaveBeenCalledWith(undefined)
+    expect(mockHandleNodeDataUpdate).toHaveBeenCalledWith({
+      id: 'assigner-1',
+      data: {
+        advanced_settings: {
+          groups: [{
+            groupId: 'group-1',
+            variables: [['start', 'output']],
+            output_type: VarType.object,
+          }],
+        },
+      },
+    })
+  })
+
+  it('should update the hovered group state on enter and leave', () => {
+    const { result } = renderHook(() => useVariableAssigner())
+
+    act(() => {
+      result.current.handleGroupItemMouseEnter('group-1')
+      result.current.handleGroupItemMouseLeave()
+    })
+
+    expect(mockSetHoveringAssignVariableGroupId).toHaveBeenNthCalledWith(1, 'group-1')
+    expect(mockSetHoveringAssignVariableGroupId).toHaveBeenNthCalledWith(2, undefined)
+  })
+
+  it('should collect available vars and filter start-node env vars when hideEnv is enabled', () => {
+    mockUseNodes.mockReturnValue([
+      {
+        id: 'current-node',
+        parentId: 'parent-node',
+      },
+      {
+        id: 'before-1',
+      },
+      {
+        id: 'parent-node',
+      },
+    ])
+    const getBeforeNodesInSameBranchIncludeParent = vi.fn(() => [
+      { id: 'before-1' },
+      { id: 'before-1' },
+    ])
+    const getNodeAvailableVars = vi.fn()
+      .mockReturnValueOnce([{
+        isStartNode: true,
+        vars: [
+          { variable: 'sys.user_id' },
+          { variable: 'foo' },
+        ],
+      }, {
+        isStartNode: false,
+        vars: [],
+      }])
+      .mockReturnValueOnce([{
+        isStartNode: false,
+        vars: [{ variable: 'bar' }],
+      }])
+
+    mockUseWorkflow.mockReturnValue({
+      getBeforeNodesInSameBranchIncludeParent,
+    })
+    mockUseWorkflowVariables.mockReturnValue({
+      getNodeAvailableVars,
+    })
+
+    const { result } = renderHook(() => useGetAvailableVars())
+
+    expect(result.current('current-node', 'target', () => true, true)).toEqual([{
+      isStartNode: true,
+      vars: [{ variable: 'foo' }],
+    }])
+    expect(result.current('current-node', 'target', () => true, false)).toEqual([{
+      isStartNode: false,
+      vars: [{ variable: 'bar' }],
+    }])
+    expect(result.current('missing-node', 'target', () => true)).toEqual([])
+  })
+})
diff --git a/web/app/components/workflow/nodes/variable-assigner/__tests__/integration.spec.tsx b/web/app/components/workflow/nodes/variable-assigner/__tests__/integration.spec.tsx
index 2769e867a5..e3e9661cb9 100644
--- a/web/app/components/workflow/nodes/variable-assigner/__tests__/integration.spec.tsx
+++ b/web/app/components/workflow/nodes/variable-assigner/__tests__/integration.spec.tsx
@@ -3,7 +3,7 @@ import type { VariableAssignerNodeType } from '../types'
 import type { PanelProps } from '@/types/workflow'
 import { fireEvent, render, screen } from '@testing-library/react'
 import userEvent from '@testing-library/user-event'
-import Toast from '@/app/components/base/toast'
+import { toast } from '@/app/components/base/ui/toast'
 import { renderWorkflowFlowComponent } from '@/app/components/workflow/__tests__/workflow-test-env'
 import { BlockEnum, VarType } from '@/app/components/workflow/types'
 import AddVariable from '../components/add-variable'
@@ -19,6 +19,15 @@ const mockHandleGroupItemMouseEnter = vi.fn()
 const mockHandleGroupItemMouseLeave = vi.fn()
 const mockGetAvailableVars = vi.fn()
 
+vi.mock('@/app/components/base/ui/toast', () => ({
+  toast: {
+    success: vi.fn(),
+    error: vi.fn(),
+    warning: vi.fn(),
+    info: vi.fn(),
+  },
+}))
+
 vi.mock('@/app/components/workflow/nodes/_base/components/add-variable-popup', () => ({
   default: ({ onSelect }: any) => (
     <button
@@ -102,6 +111,7 @@ vi.mock('../use-config', () => ({
 }))
 
 const mockUseConfig = vi.mocked(useConfig)
+const mockToastError = vi.mocked(toast.error)
 
 const createData = (overrides: Partial<VariableAssignerNodeType> = {}): VariableAssignerNodeType => ({
   title: 'Variable Assigner',
@@ -168,7 +178,6 @@ describe('variable-assigner path', () => {
       },
     ])
     mockUseConfig.mockReturnValue(createConfigResult())
-    vi.spyOn(Toast, 'notify').mockImplementation(() => ({}))
   })
 
   describe('Path Integration', () => {
@@ -296,7 +305,7 @@ describe('variable-assigner path', () => {
 
       await user.click(screen.getByText('Group1'))
       fireEvent.change(screen.getByDisplayValue('Group1'), { target: { value: '1bad' } })
-      expect(Toast.notify).toHaveBeenCalled()
+      expect(mockToastError).toHaveBeenCalled()
 
       fireEvent.change(screen.getByDisplayValue('Group1'), { target: { value: 'Renamed Group' } })
       expect(onGroupNameChange).toHaveBeenCalledWith('Renamed_Group')
diff --git a/web/app/components/workflow/nodes/variable-assigner/components/var-group-item.tsx b/web/app/components/workflow/nodes/variable-assigner/components/var-group-item.tsx
index f1ffd1fdf2..d89efe14b6 100644
--- a/web/app/components/workflow/nodes/variable-assigner/components/var-group-item.tsx
+++ b/web/app/components/workflow/nodes/variable-assigner/components/var-group-item.tsx
@@ -11,7 +11,7 @@ import * as React from 'react'
 import { useCallback } from 'react'
 import { useTranslation } from 'react-i18next'
 import { Folder } from '@/app/components/base/icons/src/vender/line/files'
-import Toast from '@/app/components/base/toast'
+import { toast } from '@/app/components/base/ui/toast'
 import Field from '@/app/components/workflow/nodes/_base/components/field'
 import { VarType as VarKindType } from '@/app/components/workflow/nodes/tool/types'
 import { VarType } from '@/app/components/workflow/types'
@@ -94,10 +94,7 @@ const VarGroupItem: FC<Props> = ({
     const value = e.target.value
     const { isValid, errorKey, errorMessageKey } = checkKeys([value], false)
     if (!isValid) {
-      Toast.notify({
-        type: 'error',
-        message: t(`varKeyError.${errorMessageKey}`, { ns: 'appDebug', key: errorKey }),
-      })
+      toast.error(t(`varKeyError.${errorMessageKey}`, { ns: 'appDebug', key: errorKey }))
       return
     }
     onGroupNameChange?.(value)
diff --git a/web/app/components/workflow/panel/__tests__/inputs-panel.spec.tsx b/web/app/components/workflow/panel/__tests__/inputs-panel.spec.tsx
index 8583ef99a7..c8ad5f3dde 100644
--- a/web/app/components/workflow/panel/__tests__/inputs-panel.spec.tsx
+++ b/web/app/components/workflow/panel/__tests__/inputs-panel.spec.tsx
@@ -17,11 +17,13 @@ vi.mock('next/navigation', () => ({
   useParams: () => ({}),
 }))
 
-vi.mock('@/app/components/base/toast/context', () => ({
-  useToastContext: () => ({
-    notify: mockNotify,
-    close: vi.fn(),
-  }),
+vi.mock('@/app/components/base/ui/toast', () => ({
+  toast: {
+    success: (message: string) => mockNotify({ type: 'success', message }),
+    error: (message: string) => mockNotify({ type: 'error', message }),
+    warning: (message: string) => mockNotify({ type: 'warning', message }),
+    info: (message: string) => mockNotify({ type: 'info', message }),
+  },
 }))
 
 vi.mock('@/app/components/base/chat/chat/check-input-forms-hooks', () => ({
diff --git a/web/app/components/workflow/panel/chat-variable-panel/components/__tests__/variable-modal.spec.tsx b/web/app/components/workflow/panel/chat-variable-panel/components/__tests__/variable-modal.spec.tsx
index 5774b83fec..596383cb87 100644
--- a/web/app/components/workflow/panel/chat-variable-panel/components/__tests__/variable-modal.spec.tsx
+++ b/web/app/components/workflow/panel/chat-variable-panel/components/__tests__/variable-modal.spec.tsx
@@ -1,7 +1,7 @@
 import { fireEvent, screen, waitFor } from '@testing-library/react'
 import userEvent from '@testing-library/user-event'
 import * as React from 'react'
-import { ToastContext } from '@/app/components/base/toast/context'
+import { toast } from '@/app/components/base/ui/toast'
 import { renderWorkflowComponent } from '@/app/components/workflow/__tests__/workflow-test-env'
 import { ChatVarType } from '../../type'
 import VariableModal from '../variable-modal'
@@ -10,31 +10,36 @@ vi.mock('uuid', () => ({
   v4: () => 'generated-id',
 }))
 
+vi.mock('@/app/components/base/ui/toast', () => ({
+  toast: {
+    error: vi.fn(),
+    info: vi.fn(),
+    success: vi.fn(),
+    warning: vi.fn(),
+  },
+}))
+
 const renderVariableModal = (props?: Partial<React.ComponentProps<typeof VariableModal>>) => {
   const onClose = vi.fn()
   const onSave = vi.fn()
-  const notify = vi.fn()
 
   const result = renderWorkflowComponent(
     React.createElement(
-      ToastContext.Provider,
+      VariableModal,
       {
-        value: { notify, close: vi.fn() },
-        children: (
-          <VariableModal
-            onClose={onClose}
-            onSave={onSave}
-            {...props}
-          />
-        ),
+        onClose,
+        onSave,
+        ...props,
       },
     ),
   )
 
-  return { ...result, notify, onClose, onSave }
+  return { ...result, onClose, onSave }
 }
 
 describe('variable-modal', () => {
+  const mockToastError = vi.mocked(toast.error)
+
   beforeEach(() => {
     vi.clearAllMocks()
   })
@@ -60,7 +65,7 @@ describe('variable-modal', () => {
 
   it('should reject duplicate variable names from the workflow store', async () => {
     const user = userEvent.setup()
-    const { notify, onSave, store } = renderVariableModal()
+    const { onSave, store } = renderVariableModal()
 
     store.setState({
       conversationVariables: [{
@@ -75,7 +80,7 @@ describe('variable-modal', () => {
     await user.type(screen.getByPlaceholderText('workflow.chatVariable.modal.namePlaceholder'), 'existing_name')
     await user.click(screen.getByText('common.operation.save'))
 
-    expect(notify).toHaveBeenCalledWith({ type: 'error', message: 'name is existed' })
+    expect(mockToastError.mock.calls.at(-1)?.[0]).toBe('name is existed')
     expect(onSave).not.toHaveBeenCalled()
   })
 
@@ -150,25 +155,25 @@ describe('variable-modal', () => {
   })
 
   it('should validate variable names on blur and preserve underscore replacement', () => {
-    const { notify } = renderVariableModal()
+    renderVariableModal()
     const input = screen.getByPlaceholderText('workflow.chatVariable.modal.namePlaceholder')
 
     fireEvent.change(input, { target: { value: 'bad name' } })
     fireEvent.blur(input)
 
     expect((input as HTMLInputElement).value).toBe('bad_name')
-    expect(notify).not.toHaveBeenCalled()
+    expect(mockToastError).not.toHaveBeenCalled()
   })
 
   it('should stop invalid variable names before they are stored in local state', async () => {
-    const { notify, onSave } = renderVariableModal()
+    const { onSave } = renderVariableModal()
     const input = screen.getByPlaceholderText('workflow.chatVariable.modal.namePlaceholder') as HTMLInputElement
 
     fireEvent.change(input, { target: { value: '1bad' } })
     await userEvent.click(screen.getByText('common.operation.save'))
 
     expect(input.value).toBe('')
-    expect(notify).toHaveBeenCalled()
+    expect(mockToastError).toHaveBeenCalled()
     expect(onSave).not.toHaveBeenCalled()
   })
 
diff --git a/web/app/components/workflow/panel/chat-variable-panel/components/object-value-item.tsx b/web/app/components/workflow/panel/chat-variable-panel/components/object-value-item.tsx
index b573762d7b..c7c848b5c1 100644
--- a/web/app/components/workflow/panel/chat-variable-panel/components/object-value-item.tsx
+++ b/web/app/components/workflow/panel/chat-variable-panel/components/object-value-item.tsx
@@ -4,8 +4,7 @@ import { produce } from 'immer'
 import * as React from 'react'
 import { useCallback, useState } from 'react'
 import { useTranslation } from 'react-i18next'
-import { useContext } from 'use-context-selector'
-import { ToastContext } from '@/app/components/base/toast/context'
+import { toast } from '@/app/components/base/ui/toast'
 import RemoveButton from '@/app/components/workflow/nodes/_base/components/remove-button'
 import VariableTypeSelector from '@/app/components/workflow/panel/chat-variable-panel/components/variable-type-select'
 import { ChatVarType } from '@/app/components/workflow/panel/chat-variable-panel/type'
@@ -33,19 +32,21 @@ const ObjectValueItem: FC<Props> = ({
   onChange,
 }) => {
   const { t } = useTranslation()
-  const { notify } = useContext(ToastContext)
   const [isFocus, setIsFocus] = useState(false)
 
   const handleKeyChange = useCallback((index: number) => {
     return (e: React.ChangeEvent<HTMLInputElement>) => {
+      if (!/^\w+$/.test(e.target.value)) {
+        toast.error(t('chatVariable.modal.objectKeyPatternError', { ns: 'workflow' }))
+        return
+      }
+
       const newList = produce(list, (draft: any[]) => {
-        if (!/^\w+$/.test(e.target.value))
-          return notify({ type: 'error', message: 'key is can only contain letters, numbers and underscores' })
         draft[index].key = e.target.value
       })
       onChange(newList)
     }
-  }, [list, notify, onChange])
+  }, [list, onChange, t])
 
   const handleTypeChange = useCallback((index: number) => {
     return (type: ChatVarType) => {
diff --git a/web/app/components/workflow/panel/chat-variable-panel/components/variable-modal.tsx b/web/app/components/workflow/panel/chat-variable-panel/components/variable-modal.tsx
index 97f2ea8b03..a5fcdb0595 100644
--- a/web/app/components/workflow/panel/chat-variable-panel/components/variable-modal.tsx
+++ b/web/app/components/workflow/panel/chat-variable-panel/components/variable-modal.tsx
@@ -1,10 +1,10 @@
+import type { ToastPayload } from './variable-modal.helpers'
 import type { ConversationVariable } from '@/app/components/workflow/types'
 import { RiCloseLine } from '@remixicon/react'
 import * as React from 'react'
 import { useTranslation } from 'react-i18next'
-import { useContext } from 'use-context-selector'
 import Button from '@/app/components/base/button'
-import { ToastContext } from '@/app/components/base/toast/context'
+import { toast } from '@/app/components/base/ui/toast'
 import { ChatVarType } from '@/app/components/workflow/panel/chat-variable-panel/type'
 import { useWorkflowStore } from '@/app/components/workflow/store'
 import { cn } from '@/utils/classnames'
@@ -34,8 +34,10 @@ const ChatVariableModal = ({
   onSave,
 }: ModalPropsType) => {
   const { t } = useTranslation()
-  const { notify } = useContext(ToastContext)
   const workflowStore = useWorkflowStore()
+  const notify = React.useCallback(({ children, message, type = 'info' }: ToastPayload) => {
+    toast[type](message, children ? { description: children } : undefined)
+  }, [])
   const {
     description,
     editInJSON,
@@ -70,7 +72,6 @@ const ChatVariableModal = ({
       return
     handleVarNameChange(e)
   }
-
   return (
     <div
       className={cn('flex h-full w-[360px] flex-col rounded-2xl border-[0.5px] border-components-panel-border bg-components-panel-bg shadow-2xl', type === ChatVarType.Object && 'w-[480px]')}
diff --git a/web/app/components/workflow/panel/debug-and-preview/__tests__/hooks/handle-resume.spec.ts b/web/app/components/workflow/panel/debug-and-preview/__tests__/hooks/handle-resume.spec.ts
index 3367bd4766..328de5a0af 100644
--- a/web/app/components/workflow/panel/debug-and-preview/__tests__/hooks/handle-resume.spec.ts
+++ b/web/app/components/workflow/panel/debug-and-preview/__tests__/hooks/handle-resume.spec.ts
@@ -27,8 +27,13 @@ vi.mock('@/service/workflow', () => ({
   submitHumanInputForm: (...args: any[]) => mockSubmitHumanInputForm(...args),
 }))
 
-vi.mock('@/app/components/base/toast/context', () => ({
-  useToastContext: () => ({ notify: mockNotify }),
+vi.mock('@/app/components/base/ui/toast', () => ({
+  toast: {
+    success: vi.fn(),
+    error: vi.fn(),
+    warning: vi.fn(),
+    info: (...args: any[]) => mockNotify(...args),
+  },
 }))
 
 vi.mock('reactflow', () => ({
diff --git a/web/app/components/workflow/panel/debug-and-preview/__tests__/hooks/handle-send.spec.ts b/web/app/components/workflow/panel/debug-and-preview/__tests__/hooks/handle-send.spec.ts
index 0a12aac582..1acd563622 100644
--- a/web/app/components/workflow/panel/debug-and-preview/__tests__/hooks/handle-send.spec.ts
+++ b/web/app/components/workflow/panel/debug-and-preview/__tests__/hooks/handle-send.spec.ts
@@ -26,8 +26,13 @@ vi.mock('@/service/workflow', () => ({
   submitHumanInputForm: (...args: any[]) => mockSubmitHumanInputForm(...args),
 }))
 
-vi.mock('@/app/components/base/toast/context', () => ({
-  useToastContext: () => ({ notify: mockNotify }),
+vi.mock('@/app/components/base/ui/toast', () => ({
+  toast: {
+    success: vi.fn(),
+    error: vi.fn(),
+    warning: vi.fn(),
+    info: (...args: any[]) => mockNotify(...args),
+  },
 }))
 
 vi.mock('reactflow', () => ({
@@ -96,7 +101,7 @@ describe('useChat – handleSend', () => {
       expect(returned).toBe(false)
     })
 
-    expect(mockNotify).toHaveBeenCalledWith(expect.objectContaining({ type: 'info' }))
+    expect(mockNotify).toHaveBeenCalledWith('appDebug.errorMessage.waitForResponse')
   })
 
   it('should set isResponding to true after sending', () => {
diff --git a/web/app/components/workflow/panel/debug-and-preview/__tests__/hooks/handle-stop-restart.spec.ts b/web/app/components/workflow/panel/debug-and-preview/__tests__/hooks/handle-stop-restart.spec.ts
index 7127634a10..d0b1908606 100644
--- a/web/app/components/workflow/panel/debug-and-preview/__tests__/hooks/handle-stop-restart.spec.ts
+++ b/web/app/components/workflow/panel/debug-and-preview/__tests__/hooks/handle-stop-restart.spec.ts
@@ -27,8 +27,13 @@ vi.mock('@/service/workflow', () => ({
   submitHumanInputForm: (...args: any[]) => mockSubmitHumanInputForm(...args),
 }))
 
-vi.mock('@/app/components/base/toast/context', () => ({
-  useToastContext: () => ({ notify: mockNotify }),
+vi.mock('@/app/components/base/ui/toast', () => ({
+  toast: {
+    success: vi.fn(),
+    error: vi.fn(),
+    warning: vi.fn(),
+    info: (...args: any[]) => mockNotify(...args),
+  },
 }))
 
 vi.mock('reactflow', () => ({
diff --git a/web/app/components/workflow/panel/debug-and-preview/__tests__/hooks/misc.spec.ts b/web/app/components/workflow/panel/debug-and-preview/__tests__/hooks/misc.spec.ts
index fe2a800561..549fe08e05 100644
--- a/web/app/components/workflow/panel/debug-and-preview/__tests__/hooks/misc.spec.ts
+++ b/web/app/components/workflow/panel/debug-and-preview/__tests__/hooks/misc.spec.ts
@@ -27,8 +27,13 @@ vi.mock('@/service/workflow', () => ({
   submitHumanInputForm: (...args: any[]) => mockSubmitHumanInputForm(...args),
 }))
 
-vi.mock('@/app/components/base/toast/context', () => ({
-  useToastContext: () => ({ notify: mockNotify }),
+vi.mock('@/app/components/base/ui/toast', () => ({
+  toast: {
+    success: vi.fn(),
+    error: vi.fn(),
+    warning: vi.fn(),
+    info: (...args: any[]) => mockNotify(...args),
+  },
 }))
 
 vi.mock('reactflow', () => ({
diff --git a/web/app/components/workflow/panel/debug-and-preview/__tests__/hooks/opening-statement.spec.ts b/web/app/components/workflow/panel/debug-and-preview/__tests__/hooks/opening-statement.spec.ts
index e985d6790d..9fdfc3bbd4 100644
--- a/web/app/components/workflow/panel/debug-and-preview/__tests__/hooks/opening-statement.spec.ts
+++ b/web/app/components/workflow/panel/debug-and-preview/__tests__/hooks/opening-statement.spec.ts
@@ -27,8 +27,13 @@ vi.mock('@/service/workflow', () => ({
   submitHumanInputForm: (...args: any[]) => mockSubmitHumanInputForm(...args),
 }))
 
-vi.mock('@/app/components/base/toast/context', () => ({
-  useToastContext: () => ({ notify: mockNotify }),
+vi.mock('@/app/components/base/ui/toast', () => ({
+  toast: {
+    success: vi.fn(),
+    error: vi.fn(),
+    warning: vi.fn(),
+    info: (...args: any[]) => mockNotify(...args),
+  },
 }))
 
 vi.mock('reactflow', () => ({
diff --git a/web/app/components/workflow/panel/debug-and-preview/__tests__/hooks/sse-callbacks.spec.ts b/web/app/components/workflow/panel/debug-and-preview/__tests__/hooks/sse-callbacks.spec.ts
index 073adc59de..8ab2a27560 100644
--- a/web/app/components/workflow/panel/debug-and-preview/__tests__/hooks/sse-callbacks.spec.ts
+++ b/web/app/components/workflow/panel/debug-and-preview/__tests__/hooks/sse-callbacks.spec.ts
@@ -26,8 +26,13 @@ vi.mock('@/service/workflow', () => ({
   submitHumanInputForm: (...args: any[]) => mockSubmitHumanInputForm(...args),
 }))
 
-vi.mock('@/app/components/base/toast/context', () => ({
-  useToastContext: () => ({ notify: mockNotify }),
+vi.mock('@/app/components/base/ui/toast', () => ({
+  toast: {
+    success: vi.fn(),
+    error: vi.fn(),
+    warning: vi.fn(),
+    info: (...args: any[]) => mockNotify(...args),
+  },
 }))
 
 vi.mock('reactflow', () => ({
diff --git a/web/app/components/workflow/panel/debug-and-preview/hooks.ts b/web/app/components/workflow/panel/debug-and-preview/hooks.ts
index fe4ffda4da..2529d505be 100644
--- a/web/app/components/workflow/panel/debug-and-preview/hooks.ts
+++ b/web/app/components/workflow/panel/debug-and-preview/hooks.ts
@@ -26,7 +26,7 @@ import {
   getProcessedFiles,
   getProcessedFilesFromResponse,
 } from '@/app/components/base/file-uploader/utils'
-import { useToastContext } from '@/app/components/base/toast/context'
+import { toast } from '@/app/components/base/ui/toast'
 import {
   CUSTOM_NODE,
 } from '@/app/components/workflow/constants'
@@ -57,7 +57,6 @@ export const useChat = (
   stopChat?: (taskId: string) => void,
 ) => {
   const { t } = useTranslation()
-  const { notify } = useToastContext()
   const { handleRun } = useWorkflowRun()
   const hasStopResponded = useRef(false)
   const workflowStore = useWorkflowStore()
@@ -259,7 +258,7 @@ export const useChat = (
     }: SendCallback,
   ) => {
     if (isRespondingRef.current) {
-      notify({ type: 'info', message: t('errorMessage.waitForResponse', { ns: 'appDebug' }) })
+      toast.info(t('errorMessage.waitForResponse', { ns: 'appDebug' }))
       return false
     }
 
@@ -659,7 +658,7 @@ export const useChat = (
         },
       },
     )
-  }, [threadMessages, chatTree.length, updateCurrentQAOnTree, handleResponding, formSettings?.inputsForm, handleRun, notify, t, workflowStore, fetchInspectVars, invalidAllLastRun, config?.suggested_questions_after_answer?.enabled])
+  }, [threadMessages, chatTree.length, updateCurrentQAOnTree, handleResponding, formSettings?.inputsForm, handleRun, t, workflowStore, fetchInspectVars, invalidAllLastRun, config?.suggested_questions_after_answer?.enabled])
 
   const handleSubmitHumanInputForm = async (formToken: string, formData: any) => {
     await submitHumanInputForm(formToken, formData)
diff --git a/web/app/components/workflow/panel/env-panel/__tests__/integration.spec.tsx b/web/app/components/workflow/panel/env-panel/__tests__/integration.spec.tsx
index 6a2f1b4e4c..af745cc4c5 100644
--- a/web/app/components/workflow/panel/env-panel/__tests__/integration.spec.tsx
+++ b/web/app/components/workflow/panel/env-panel/__tests__/integration.spec.tsx
@@ -1,11 +1,10 @@
 import type { ReactElement } from 'react'
-import type { IToastProps } from '@/app/components/base/toast/context'
 import type { Shape } from '@/app/components/workflow/store/workflow'
 import type { EnvironmentVariable } from '@/app/components/workflow/types'
 import { fireEvent, render, screen } from '@testing-library/react'
 import userEvent from '@testing-library/user-event'
 import * as React from 'react'
-import { ToastContext } from '@/app/components/base/toast/context'
+import { toast } from '@/app/components/base/ui/toast'
 import { WorkflowContext } from '@/app/components/workflow/context'
 import { createWorkflowStore } from '@/app/components/workflow/store/workflow'
 import EnvItem from '../env-item'
@@ -16,6 +15,17 @@ vi.mock('uuid', () => ({
   v4: () => 'env-created',
 }))
 
+vi.mock('@/app/components/base/ui/toast', () => ({
+  toast: {
+    success: vi.fn(),
+    error: vi.fn(),
+    warning: vi.fn(),
+    info: vi.fn(),
+  },
+}))
+
+const mockToastError = vi.mocked(toast.error)
+
 const createEnv = (overrides: Partial<EnvironmentVariable> = {}): EnvironmentVariable => ({
   id: 'env-1',
   name: 'api_key',
@@ -29,27 +39,22 @@ const renderWithProviders = (
   ui: ReactElement,
   options: {
     storeState?: Partial<Shape>
-    notify?: (props: IToastProps) => void
   } = {},
 ) => {
   const store = createWorkflowStore({})
-  const notify = options.notify ?? vi.fn<(props: IToastProps) => void>()
 
   if (options.storeState)
     store.setState(options.storeState)
 
   const result = render(
-    <ToastContext.Provider value={{ notify, close: vi.fn() }}>
-      <WorkflowContext.Provider value={store}>
-        {ui}
-      </WorkflowContext.Provider>
-    </ToastContext.Provider>,
+    <WorkflowContext.Provider value={store}>
+      {ui}
+    </WorkflowContext.Provider>,
   )
 
   return {
     ...result,
     store,
-    notify,
   }
 }
 
@@ -153,33 +158,27 @@ describe('EnvPanel integration', () => {
 
   it('should reject invalid and duplicate variable names', async () => {
     const user = userEvent.setup()
-    const notify = vi.fn()
-
     renderWithProviders(
       <VariableModal onClose={vi.fn()} onSave={vi.fn()} />,
       {
         storeState: {
           environmentVariables: [createEnv({ id: 'env-existing', name: 'duplicated', value_type: 'string', value: '1' })],
         },
-        notify,
       },
     )
 
     fireEvent.change(screen.getByPlaceholderText('workflow.env.modal.namePlaceholder'), {
       target: { value: '1bad' },
     })
-    expect(notify).toHaveBeenCalled()
+    expect(mockToastError).toHaveBeenCalled()
 
-    notify.mockClear()
+    mockToastError.mockClear()
     await user.clear(screen.getByPlaceholderText('workflow.env.modal.namePlaceholder'))
     await user.type(screen.getByPlaceholderText('workflow.env.modal.namePlaceholder'), 'duplicated')
     await user.type(screen.getByPlaceholderText('workflow.env.modal.valuePlaceholder'), '42')
     await user.click(screen.getByRole('button', { name: 'common.operation.save' }))
 
-    expect(notify).toHaveBeenCalledWith({
-      type: 'error',
-      message: 'name is existed',
-    })
+    expect(mockToastError).toHaveBeenCalledWith('appDebug.varKeyError.keyAlreadyExists:{"key":"workflow.env.modal.name"}')
   })
 
   it('should load existing secret values and convert them to numbers when editing', async () => {
diff --git a/web/app/components/workflow/panel/env-panel/variable-modal.tsx b/web/app/components/workflow/panel/env-panel/variable-modal.tsx
index 2aa600ecd3..e0edd0ea3c 100644
--- a/web/app/components/workflow/panel/env-panel/variable-modal.tsx
+++ b/web/app/components/workflow/panel/env-panel/variable-modal.tsx
@@ -3,12 +3,11 @@ import { RiCloseLine } from '@remixicon/react'
 import * as React from 'react'
 import { useEffect } from 'react'
 import { useTranslation } from 'react-i18next'
-import { useContext } from 'use-context-selector'
 import { v4 as uuid4 } from 'uuid'
 import Button from '@/app/components/base/button'
 import Input from '@/app/components/base/input'
-import { ToastContext } from '@/app/components/base/toast/context'
 import Tooltip from '@/app/components/base/tooltip'
+import { toast } from '@/app/components/base/ui/toast'
 import { useWorkflowStore } from '@/app/components/workflow/store'
 import { cn } from '@/utils/classnames'
 import { checkKeys, replaceSpaceWithUnderscoreInVarNameInput } from '@/utils/var'
@@ -24,7 +23,6 @@ const VariableModal = ({
   onSave,
 }: ModalPropsType) => {
   const { t } = useTranslation()
-  const { notify } = useContext(ToastContext)
   const workflowStore = useWorkflowStore()
   const [type, setType] = React.useState<'string' | 'number' | 'secret'>('string')
   const [name, setName] = React.useState('')
@@ -34,10 +32,7 @@ const VariableModal = ({
   const checkVariableName = (value: string) => {
     const { isValid, errorMessageKey } = checkKeys([value], false)
     if (!isValid) {
-      notify({
-        type: 'error',
-        message: t(`varKeyError.${errorMessageKey}`, { ns: 'appDebug', key: t('env.modal.name', { ns: 'workflow' }) }),
-      })
+      toast.error(t(`varKeyError.${errorMessageKey}`, { ns: 'appDebug', key: t('env.modal.name', { ns: 'workflow' }) }))
       return false
     }
     return true
@@ -54,15 +49,15 @@ const VariableModal = ({
     if (!checkVariableName(name))
       return
     if (!value)
-      return notify({ type: 'error', message: 'value can not be empty' })
+      return toast.error(t('env.modal.valueRequired', { ns: 'workflow' }))
 
     // Add check for duplicate name when editing
     const envList = workflowStore.getState().environmentVariables
     if (env && env.name !== name && envList.some(e => e.name === name))
-      return notify({ type: 'error', message: 'name is existed' })
+      return toast.error(t('varKeyError.keyAlreadyExists', { ns: 'appDebug', key: t('env.modal.name', { ns: 'workflow' }) }))
     // Original check for create new variable
     if (!env && envList.some(e => e.name === name))
-      return notify({ type: 'error', message: 'name is existed' })
+      return toast.error(t('varKeyError.keyAlreadyExists', { ns: 'appDebug', key: t('env.modal.name', { ns: 'workflow' }) }))
 
     onSave({
       id: env ? env.id : uuid4(),
diff --git a/web/app/components/workflow/run/__tests__/hooks.spec.ts b/web/app/components/workflow/run/__tests__/hooks.spec.ts
new file mode 100644
index 0000000000..d6eefbcd3e
--- /dev/null
+++ b/web/app/components/workflow/run/__tests__/hooks.spec.ts
@@ -0,0 +1,127 @@
+import type {
+  AgentLogItemWithChildren,
+  IterationDurationMap,
+  LoopDurationMap,
+  LoopVariableMap,
+  NodeTracing,
+} from '@/types/workflow'
+import { act, renderHook } from '@testing-library/react'
+import { BlockEnum } from '../../types'
+import { useLogs } from '../hooks'
+
+const createNodeTracing = (id: string): NodeTracing => ({
+  id,
+  index: 0,
+  predecessor_node_id: '',
+  node_id: id,
+  node_type: BlockEnum.Tool,
+  title: id,
+  inputs: {},
+  inputs_truncated: false,
+  process_data: {},
+  process_data_truncated: false,
+  outputs_truncated: false,
+  status: 'succeeded',
+  elapsed_time: 1,
+  metadata: {
+    iterator_length: 0,
+    iterator_index: 0,
+    loop_length: 0,
+    loop_index: 0,
+  },
+  created_at: 0,
+  created_by: {
+    id: 'user-1',
+    name: 'User',
+    email: 'user@example.com',
+  },
+  finished_at: 1,
+})
+
+const createAgentLog = (id: string, children: AgentLogItemWithChildren[] = []): AgentLogItemWithChildren => ({
+  node_execution_id: `execution-${id}`,
+  node_id: `node-${id}`,
+  parent_id: undefined,
+  label: id,
+  status: 'success',
+  data: {},
+  metadata: {},
+  message_id: id,
+  children,
+})
+
+describe('useLogs', () => {
+  beforeEach(() => {
+    vi.clearAllMocks()
+  })
+
+  it('should manage retry, iteration, and loop detail panels', () => {
+    const { result } = renderHook(() => useLogs())
+    const retryDetail = [createNodeTracing('retry-node')]
+    const iterationDetail = [[createNodeTracing('iteration-node')]]
+    const loopDetail = [[createNodeTracing('loop-node')]]
+    const iterationDurationMap: IterationDurationMap = { 'iteration-node': 2 }
+    const loopDurationMap: LoopDurationMap = { 'loop-node': 3 }
+    const loopVariableMap: LoopVariableMap = { 'loop-node': { item: 'value' } }
+
+    expect(result.current.showSpecialResultPanel).toBe(false)
+
+    act(() => {
+      result.current.handleShowRetryResultList(retryDetail)
+    })
+
+    expect(result.current.showRetryDetail).toBe(true)
+    expect(result.current.retryResultList).toEqual(retryDetail)
+    expect(result.current.showSpecialResultPanel).toBe(true)
+
+    act(() => {
+      result.current.setShowRetryDetailFalse()
+      result.current.handleShowIterationResultList(iterationDetail, iterationDurationMap)
+      result.current.handleShowLoopResultList(loopDetail, loopDurationMap, loopVariableMap)
+    })
+
+    expect(result.current.showRetryDetail).toBe(false)
+    expect(result.current.showIteratingDetail).toBe(true)
+    expect(result.current.iterationResultList).toEqual(iterationDetail)
+    expect(result.current.iterationResultDurationMap).toEqual(iterationDurationMap)
+    expect(result.current.showLoopingDetail).toBe(true)
+    expect(result.current.loopResultList).toEqual(loopDetail)
+    expect(result.current.loopResultDurationMap).toEqual(loopDurationMap)
+    expect(result.current.loopResultVariableMap).toEqual(loopVariableMap)
+  })
+
+  it('should push, trim, and clear agent/tool log navigation state', () => {
+    const { result } = renderHook(() => useLogs())
+    const childLog = createAgentLog('child-log')
+    const rootLog = createAgentLog('root-log', [childLog])
+    const siblingLog = createAgentLog('sibling-log')
+
+    act(() => {
+      result.current.handleShowAgentOrToolLog(rootLog)
+    })
+
+    expect(result.current.agentOrToolLogItemStack).toEqual([rootLog])
+    expect(result.current.agentOrToolLogListMap).toEqual({
+      'root-log': [childLog],
+    })
+    expect(result.current.showSpecialResultPanel).toBe(true)
+
+    act(() => {
+      result.current.handleShowAgentOrToolLog(siblingLog)
+    })
+
+    expect(result.current.agentOrToolLogItemStack).toEqual([rootLog, siblingLog])
+
+    act(() => {
+      result.current.handleShowAgentOrToolLog(rootLog)
+    })
+
+    expect(result.current.agentOrToolLogItemStack).toEqual([rootLog])
+
+    act(() => {
+      result.current.handleShowAgentOrToolLog(undefined)
+    })
+
+    expect(result.current.agentOrToolLogItemStack).toEqual([])
+  })
+})
diff --git a/web/app/components/workflow/run/__tests__/result-panel.spec.tsx b/web/app/components/workflow/run/__tests__/result-panel.spec.tsx
new file mode 100644
index 0000000000..ea8606d74e
--- /dev/null
+++ b/web/app/components/workflow/run/__tests__/result-panel.spec.tsx
@@ -0,0 +1,356 @@
+import type { ReactNode } from 'react'
+import type { AgentLogItemWithChildren, NodeTracing } from '@/types/workflow'
+import { fireEvent, render, screen } from '@testing-library/react'
+import { BlockEnum, NodeRunningStatus } from '../../types'
+import ResultPanel from '../result-panel'
+
+const mockUseTranslation = vi.hoisted(() => vi.fn())
+const mockCodeEditor = vi.hoisted(() => vi.fn())
+const mockLargeDataAlert = vi.hoisted(() => vi.fn())
+const mockStatusPanel = vi.hoisted(() => vi.fn())
+const mockMetaData = vi.hoisted(() => vi.fn())
+const mockErrorHandleTip = vi.hoisted(() => vi.fn())
+const mockIterationLogTrigger = vi.hoisted(() => vi.fn())
+const mockLoopLogTrigger = vi.hoisted(() => vi.fn())
+const mockRetryLogTrigger = vi.hoisted(() => vi.fn())
+const mockAgentLogTrigger = vi.hoisted(() => vi.fn())
+
+vi.mock('react-i18next', () => ({
+  useTranslation: () => mockUseTranslation(),
+}))
+
+vi.mock('@/app/components/workflow/nodes/_base/components/editor/code-editor', () => ({
+  __esModule: true,
+  default: (props: {
+    title: ReactNode
+    value: unknown
+    footer?: ReactNode
+    tip?: ReactNode
+  }) => {
+    mockCodeEditor(props)
+    return (
+      <section data-testid="code-editor">
+        <div>{props.title}</div>
+        <div>{typeof props.value === 'string' ? props.value : JSON.stringify(props.value)}</div>
+        {props.tip}
+        {props.footer}
+      </section>
+    )
+  },
+}))
+
+vi.mock('@/app/components/workflow/nodes/_base/components/error-handle/error-handle-tip', () => ({
+  __esModule: true,
+  default: ({ type }: { type?: string }) => {
+    mockErrorHandleTip(type)
+    return <div data-testid="error-handle-tip">{type}</div>
+  },
+}))
+
+vi.mock('@/app/components/workflow/run/iteration-log', () => ({
+  IterationLogTrigger: (props: {
+    onShowIterationResultList: (detail: unknown, durationMap: unknown) => void
+    nodeInfo: { details?: unknown, iterDurationMap?: unknown }
+  }) => {
+    mockIterationLogTrigger(props)
+    return (
+      <button
+        type="button"
+        onClick={() => props.onShowIterationResultList(props.nodeInfo.details, props.nodeInfo.iterDurationMap)}
+      >
+        iteration-trigger
+      </button>
+    )
+  },
+}))
+
+vi.mock('@/app/components/workflow/run/loop-log', () => ({
+  LoopLogTrigger: (props: {
+    onShowLoopResultList: (detail: unknown, durationMap: unknown) => void
+    nodeInfo: { details?: unknown, loopDurationMap?: unknown }
+  }) => {
+    mockLoopLogTrigger(props)
+    return (
+      <button
+        type="button"
+        onClick={() => props.onShowLoopResultList(props.nodeInfo.details, props.nodeInfo.loopDurationMap)}
+      >
+        loop-trigger
+      </button>
+    )
+  },
+}))
+
+vi.mock('@/app/components/workflow/run/retry-log', () => ({
+  RetryLogTrigger: (props: {
+    onShowRetryResultList: (detail: unknown) => void
+    nodeInfo: { retryDetail?: unknown }
+  }) => {
+    mockRetryLogTrigger(props)
+    return (
+      <button
+        type="button"
+        onClick={() => props.onShowRetryResultList(props.nodeInfo.retryDetail)}
+      >
+        retry-trigger
+      </button>
+    )
+  },
+}))
+
+vi.mock('@/app/components/workflow/run/agent-log', () => ({
+  AgentLogTrigger: (props: {
+    onShowAgentOrToolLog: (detail: unknown) => void
+    nodeInfo: { agentLog?: unknown }
+  }) => {
+    mockAgentLogTrigger(props)
+    return (
+      <button
+        type="button"
+        onClick={() => props.onShowAgentOrToolLog(props.nodeInfo.agentLog)}
+      >
+        agent-trigger
+      </button>
+    )
+  },
+}))
+
+vi.mock('@/app/components/workflow/variable-inspect/large-data-alert', () => ({
+  __esModule: true,
+  default: (props: { downloadUrl?: string }) => {
+    mockLargeDataAlert(props)
+    return <div data-testid="large-data-alert">{props.downloadUrl ?? 'no-download'}</div>
+  },
+}))
+
+vi.mock('@/app/components/workflow/run/meta', () => ({
+  __esModule: true,
+  default: (props: Record<string, unknown>) => {
+    mockMetaData(props)
+    return <div data-testid="meta-data">{JSON.stringify(props)}</div>
+  },
+}))
+
+vi.mock('@/app/components/workflow/run/status', () => ({
+  __esModule: true,
+  default: (props: Record<string, unknown>) => {
+    mockStatusPanel(props)
+    return <div data-testid="status-panel">{JSON.stringify(props)}</div>
+  },
+}))
+
+const createNodeInfo = (overrides: Partial<NodeTracing> = {}): NodeTracing => ({
+  id: 'trace-node-1',
+  index: 0,
+  predecessor_node_id: '',
+  node_id: 'node-1',
+  node_type: BlockEnum.Code,
+  title: 'Code',
+  inputs: {},
+  inputs_truncated: false,
+  process_data: {},
+  process_data_truncated: false,
+  outputs_truncated: false,
+  status: NodeRunningStatus.Succeeded,
+  elapsed_time: 0,
+  metadata: {
+    iterator_length: 0,
+    iterator_index: 0,
+    loop_length: 0,
+    loop_index: 0,
+  },
+  created_at: 0,
+  created_by: {
+    id: 'user-1',
+    name: 'User',
+    email: 'user@example.com',
+  },
+  finished_at: 1,
+  details: undefined,
+  retryDetail: undefined,
+  agentLog: undefined,
+  iterDurationMap: undefined,
+  loopDurationMap: undefined,
+  ...overrides,
+})
+
+const createLogDetail = (id: string): NodeTracing => createNodeInfo({
+  id: `trace-${id}`,
+  node_id: id,
+  title: id,
+})
+
+const createAgentLog = (label: string): AgentLogItemWithChildren => ({
+  node_execution_id: `execution-${label}`,
+  message_id: `message-${label}`,
+  node_id: `node-${label}`,
+  parent_id: undefined,
+  label,
+  status: 'success',
+  data: {},
+  metadata: {},
+  children: [],
+})
+
+describe('ResultPanel', () => {
+  beforeEach(() => {
+    vi.clearAllMocks()
+    mockUseTranslation.mockReturnValue({
+      t: (key: string) => key,
+    })
+  })
+
+  it('should render status, editors, alerts, error strategy tip, and metadata', () => {
+    render(
+      <ResultPanel
+        nodeInfo={createNodeInfo()}
+        inputs={JSON.stringify({ topic: 'AI' })}
+        inputs_truncated
+        process_data={JSON.stringify({ step: 1 })}
+        process_data_truncated
+        outputs={{ answer: 'done' }}
+        outputs_truncated
+        outputs_full_content={{ download_url: 'https://example.com/output.json' }}
+        status={NodeRunningStatus.Succeeded}
+        error="boom"
+        elapsed_time={2.5}
+        total_tokens={42}
+        created_at={1710000000}
+        created_by="Alice"
+        steps={3}
+        showSteps
+        exceptionCounts={1}
+        execution_metadata={{ error_strategy: 'continue-on-error' }}
+        isListening
+        workflowRunId="run-1"
+      />,
+    )
+
+    expect(screen.getByTestId('status-panel')).toBeInTheDocument()
+    expect(screen.getByText('COMMON.INPUT')).toBeInTheDocument()
+    expect(screen.getByText('COMMON.PROCESSDATA')).toBeInTheDocument()
+    expect(screen.getByText('COMMON.OUTPUT')).toBeInTheDocument()
+    expect(screen.getAllByTestId('code-editor')).toHaveLength(3)
+    expect(screen.getAllByTestId('large-data-alert')).toHaveLength(3)
+    expect(screen.getByTestId('error-handle-tip')).toHaveTextContent('continue-on-error')
+    expect(screen.getByTestId('meta-data')).toBeInTheDocument()
+    expect(mockStatusPanel).toHaveBeenCalledWith(expect.objectContaining({
+      status: NodeRunningStatus.Succeeded,
+      time: 2.5,
+      tokens: 42,
+      error: 'boom',
+      exceptionCounts: 1,
+      isListening: true,
+      workflowRunId: 'run-1',
+    }))
+    expect(mockMetaData).toHaveBeenCalledWith(expect.objectContaining({
+      status: NodeRunningStatus.Succeeded,
+      executor: 'Alice',
+      startTime: 1710000000,
+      time: 2.5,
+      tokens: 42,
+      steps: 3,
+      showSteps: true,
+    }))
+    expect(mockLargeDataAlert).toHaveBeenLastCalledWith(expect.objectContaining({
+      downloadUrl: 'https://example.com/output.json',
+    }))
+  })
+
+  it('should render and invoke iteration and loop triggers only when their handlers are provided', () => {
+    const handleShowIterationResultList = vi.fn()
+    const handleShowLoopResultList = vi.fn()
+    const details = [[createLogDetail('iter-1')]]
+
+    const { rerender } = render(
+      <ResultPanel
+        nodeInfo={createNodeInfo({
+          node_type: BlockEnum.Iteration,
+          details,
+          iterDurationMap: { 0: 3 },
+        })}
+        status={NodeRunningStatus.Running}
+        handleShowIterationResultList={handleShowIterationResultList}
+      />,
+    )
+
+    fireEvent.click(screen.getByRole('button', { name: 'iteration-trigger' }))
+    expect(handleShowIterationResultList).toHaveBeenCalledWith(details, { 0: 3 })
+
+    rerender(
+      <ResultPanel
+        nodeInfo={createNodeInfo({
+          node_type: BlockEnum.Loop,
+          details,
+          loopDurationMap: { 0: 5 },
+        })}
+        status={NodeRunningStatus.Running}
+        handleShowLoopResultList={handleShowLoopResultList}
+      />,
+    )
+
+    fireEvent.click(screen.getByRole('button', { name: 'loop-trigger' }))
+    expect(handleShowLoopResultList).toHaveBeenCalledWith(details, { 0: 5 })
+  })
+
+  it('should render retry and agent/tool triggers when the node shape supports them', () => {
+    const onShowRetryDetail = vi.fn()
+    const handleShowAgentOrToolLog = vi.fn()
+    const retryDetail = [createLogDetail('retry-1')]
+    const agentLog = [createAgentLog('tool-call')]
+
+    const { rerender } = render(
+      <ResultPanel
+        nodeInfo={createNodeInfo({
+          node_type: BlockEnum.Code,
+          retryDetail,
+        })}
+        status={NodeRunningStatus.Succeeded}
+        onShowRetryDetail={onShowRetryDetail}
+      />,
+    )
+
+    fireEvent.click(screen.getByRole('button', { name: 'retry-trigger' }))
+    expect(onShowRetryDetail).toHaveBeenCalledWith(retryDetail)
+
+    rerender(
+      <ResultPanel
+        nodeInfo={createNodeInfo({
+          node_type: BlockEnum.Agent,
+          agentLog,
+        })}
+        status={NodeRunningStatus.Succeeded}
+        handleShowAgentOrToolLog={handleShowAgentOrToolLog}
+      />,
+    )
+
+    fireEvent.click(screen.getByRole('button', { name: 'agent-trigger' }))
+    expect(handleShowAgentOrToolLog).toHaveBeenCalledWith(agentLog)
+
+    rerender(
+      <ResultPanel
+        nodeInfo={createNodeInfo({
+          node_type: BlockEnum.Tool,
+          agentLog,
+        })}
+        status={NodeRunningStatus.Succeeded}
+        handleShowAgentOrToolLog={handleShowAgentOrToolLog}
+      />,
+    )
+
+    fireEvent.click(screen.getByRole('button', { name: 'agent-trigger' }))
+    expect(handleShowAgentOrToolLog).toHaveBeenLastCalledWith(agentLog)
+  })
+
+  it('should still render the output editor while the node is running even without outputs', () => {
+    render(
+      <ResultPanel
+        nodeInfo={createNodeInfo()}
+        inputs="{}"
+        status={NodeRunningStatus.Running}
+      />,
+    )
+
+    expect(screen.getByText('COMMON.OUTPUT')).toBeInTheDocument()
+  })
+})
diff --git a/web/app/components/workflow/run/__tests__/tracing-panel.spec.tsx b/web/app/components/workflow/run/__tests__/tracing-panel.spec.tsx
new file mode 100644
index 0000000000..f5445f5f9f
--- /dev/null
+++ b/web/app/components/workflow/run/__tests__/tracing-panel.spec.tsx
@@ -0,0 +1,199 @@
+import { fireEvent, render, screen } from '@testing-library/react'
+import { getHoveredParallelId } from '../get-hovered-parallel-id'
+import TracingPanel from '../tracing-panel'
+
+const mockUseTranslation = vi.hoisted(() => vi.fn())
+const mockFormatNodeList = vi.hoisted(() => vi.fn())
+const mockUseLogs = vi.hoisted(() => vi.fn())
+const mockNodePanel = vi.hoisted(() => vi.fn())
+const mockSpecialResultPanel = vi.hoisted(() => vi.fn())
+
+vi.mock('react-i18next', () => ({
+  useTranslation: () => mockUseTranslation(),
+}))
+
+vi.mock('@/app/components/workflow/run/utils/format-log', () => ({
+  __esModule: true,
+  default: (...args: unknown[]) => mockFormatNodeList(...args),
+}))
+
+vi.mock('../hooks', () => ({
+  useLogs: () => mockUseLogs(),
+}))
+
+vi.mock('../node', () => ({
+  __esModule: true,
+  default: (props: {
+    nodeInfo: { id: string }
+  }) => {
+    mockNodePanel(props)
+    return <div data-testid={`node-${props.nodeInfo.id}`}>{props.nodeInfo.id}</div>
+  },
+}))
+
+vi.mock('../special-result-panel', () => ({
+  __esModule: true,
+  default: (props: Record<string, unknown>) => {
+    mockSpecialResultPanel(props)
+    return <div data-testid="special-result-panel">special</div>
+  },
+}))
+
+describe('TracingPanel', () => {
+  beforeEach(() => {
+    vi.clearAllMocks()
+    mockUseTranslation.mockReturnValue({
+      t: (key: string) => key,
+    })
+    mockUseLogs.mockReturnValue({
+      showSpecialResultPanel: false,
+      showRetryDetail: false,
+      setShowRetryDetailFalse: vi.fn(),
+      retryResultList: [],
+      handleShowRetryResultList: vi.fn(),
+      showIteratingDetail: false,
+      setShowIteratingDetailFalse: vi.fn(),
+      iterationResultList: [],
+      iterationResultDurationMap: {},
+      handleShowIterationResultList: vi.fn(),
+      showLoopingDetail: false,
+      setShowLoopingDetailFalse: vi.fn(),
+      loopResultList: [],
+      loopResultDurationMap: {},
+      loopResultVariableMap: {},
+      handleShowLoopResultList: vi.fn(),
+      agentOrToolLogItemStack: [],
+      agentOrToolLogListMap: {},
+      handleShowAgentOrToolLog: vi.fn(),
+    })
+  })
+
+  it('should render formatted nodes, preserve branch labels, and collapse parallel groups', () => {
+    mockFormatNodeList.mockReturnValue([
+      {
+        id: 'parallel-1',
+        parallelDetail: {
+          isParallelStartNode: true,
+          parallelTitle: 'Parallel Group',
+          children: [{
+            id: 'child-1',
+            title: 'Child Node',
+            parallelDetail: {
+              branchTitle: 'Branch A',
+            },
+          }],
+        },
+      },
+      {
+        id: 'node-2',
+        title: 'Standalone Node',
+        parallelDetail: {
+          branchTitle: 'Branch B',
+        },
+      },
+    ])
+
+    const parentClick = vi.fn()
+    const { container } = render(
+      <div onClick={parentClick}>
+        <TracingPanel
+          list={[{ id: 'raw-node' } as never]}
+          className="custom-class"
+          hideNodeInfo
+          hideNodeProcessDetail
+        />
+      </div>,
+    )
+
+    expect(screen.getByText('Parallel Group')).toBeInTheDocument()
+    expect(screen.getByText('Branch A')).toBeInTheDocument()
+    expect(screen.getByText('Branch B')).toBeInTheDocument()
+    expect(screen.getByTestId('node-child-1')).toBeInTheDocument()
+    expect(screen.getByTestId('node-node-2')).toBeInTheDocument()
+
+    fireEvent.click(container.querySelector('.py-2') as HTMLElement)
+    expect(parentClick).not.toHaveBeenCalled()
+
+    const hoverTarget = screen.getByText('Parallel Group').closest('[data-parallel-id="parallel-1"]') as HTMLElement
+    const nestedParallelTarget = document.createElement('div')
+    nestedParallelTarget.setAttribute('data-parallel-id', 'parallel-1')
+    const unrelatedTarget = document.createElement('div')
+    document.body.appendChild(nestedParallelTarget)
+    document.body.appendChild(unrelatedTarget)
+
+    fireEvent.mouseEnter(hoverTarget)
+    const sameParallelOut = new MouseEvent('mouseout', { bubbles: true })
+    Object.defineProperty(sameParallelOut, 'relatedTarget', { value: nestedParallelTarget })
+    hoverTarget.dispatchEvent(sameParallelOut)
+
+    const differentTargetOut = new MouseEvent('mouseout', { bubbles: true })
+    Object.defineProperty(differentTargetOut, 'relatedTarget', { value: unrelatedTarget })
+    hoverTarget.dispatchEvent(differentTargetOut)
+
+    fireEvent.mouseLeave(hoverTarget)
+
+    fireEvent.click(screen.getAllByRole('button')[0])
+    expect(container.querySelector('[data-parallel-id="parallel-1"] > div:last-child')).toHaveClass('hidden')
+    fireEvent.click(screen.getAllByRole('button')[0])
+    expect(container.querySelector('[data-parallel-id="parallel-1"] > div:last-child')).not.toHaveClass('hidden')
+    expect(mockNodePanel).toHaveBeenCalledWith(expect.objectContaining({
+      hideInfo: true,
+      hideProcessDetail: true,
+    }))
+
+    nestedParallelTarget.remove()
+    unrelatedTarget.remove()
+  })
+
+  it('should switch to the special result panel when the log state requests it', () => {
+    mockUseLogs.mockReturnValue({
+      showSpecialResultPanel: true,
+      showRetryDetail: true,
+      setShowRetryDetailFalse: vi.fn(),
+      retryResultList: [{ id: 'retry-1' }],
+      handleShowRetryResultList: vi.fn(),
+      showIteratingDetail: true,
+      setShowIteratingDetailFalse: vi.fn(),
+      iterationResultList: [[{ id: 'iter-1' }]],
+      iterationResultDurationMap: { 0: 1 },
+      handleShowIterationResultList: vi.fn(),
+      showLoopingDetail: true,
+      setShowLoopingDetailFalse: vi.fn(),
+      loopResultList: [[{ id: 'loop-1' }]],
+      loopResultDurationMap: { 0: 2 },
+      loopResultVariableMap: { 0: {} },
+      handleShowLoopResultList: vi.fn(),
+      agentOrToolLogItemStack: [{ id: 'agent-1' }],
+      agentOrToolLogListMap: { agent: [] },
+      handleShowAgentOrToolLog: vi.fn(),
+    })
+
+    render(<TracingPanel list={[]} />)
+
+    expect(screen.getByTestId('special-result-panel')).toBeInTheDocument()
+    expect(mockSpecialResultPanel).toHaveBeenCalledWith(expect.objectContaining({
+      showRetryDetail: true,
+      retryResultList: [{ id: 'retry-1' }],
+      showIteratingDetail: true,
+      showLoopingDetail: true,
+      agentOrToolLogItemStack: [{ id: 'agent-1' }],
+    }))
+  })
+
+  it('should resolve hovered parallel ids from related targets', () => {
+    const sameParallelTarget = document.createElement('div')
+    sameParallelTarget.setAttribute('data-parallel-id', 'parallel-1')
+    document.body.appendChild(sameParallelTarget)
+
+    const nestedChild = document.createElement('span')
+    sameParallelTarget.appendChild(nestedChild)
+
+    const unrelatedTarget = document.createElement('div')
+
+    expect(getHoveredParallelId(nestedChild)).toBe('parallel-1')
+    expect(getHoveredParallelId(unrelatedTarget)).toBeNull()
+    expect(getHoveredParallelId(null)).toBeNull()
+
+    sameParallelTarget.remove()
+  })
+})
diff --git a/web/app/components/workflow/run/get-hovered-parallel-id.ts b/web/app/components/workflow/run/get-hovered-parallel-id.ts
new file mode 100644
index 0000000000..cd369d5eb1
--- /dev/null
+++ b/web/app/components/workflow/run/get-hovered-parallel-id.ts
@@ -0,0 +1,10 @@
+export const getHoveredParallelId = (relatedTarget: EventTarget | null) => {
+  const element = relatedTarget as Element | null
+  if (element && 'closest' in element) {
+    const closestParallel = element.closest('[data-parallel-id]')
+    if (closestParallel)
+      return closestParallel.getAttribute('data-parallel-id')
+  }
+
+  return null
+}
diff --git a/web/app/components/workflow/run/index.tsx b/web/app/components/workflow/run/index.tsx
index b96037c765..0b0467bb09 100644
--- a/web/app/components/workflow/run/index.tsx
+++ b/web/app/components/workflow/run/index.tsx
@@ -4,9 +4,8 @@ import type { WorkflowRunDetailResponse } from '@/models/log'
 import type { NodeTracing } from '@/types/workflow'
 import { useCallback, useEffect, useMemo, useRef, useState } from 'react'
 import { useTranslation } from 'react-i18next'
-import { useContext } from 'use-context-selector'
 import Loading from '@/app/components/base/loading'
-import { ToastContext } from '@/app/components/base/toast/context'
+import { toast } from '@/app/components/base/ui/toast'
 import { WorkflowRunningStatus } from '@/app/components/workflow/types'
 import { fetchRunDetail, fetchTracingList } from '@/service/log'
 import { cn } from '@/utils/classnames'
@@ -32,7 +31,6 @@ const RunPanel: FC<RunProps> = ({
   tracingListUrl,
 }) => {
   const { t } = useTranslation()
-  const { notify } = useContext(ToastContext)
   const [currentTab, setCurrentTab] = useState<string>(activeTab)
   const [loading, setLoading] = useState<boolean>(true)
   const [runDetail, setRunDetail] = useState<WorkflowRunDetailResponse>()
@@ -55,12 +53,9 @@ const RunPanel: FC<RunProps> = ({
         getResultCallback(res)
     }
     catch (err) {
-      notify({
-        type: 'error',
-        message: `${err}`,
-      })
+      toast.error(`${err}`)
     }
-  }, [notify, getResultCallback, runDetailUrl])
+  }, [getResultCallback, runDetailUrl])
 
   const getTracingList = useCallback(async () => {
     try {
@@ -70,12 +65,9 @@ const RunPanel: FC<RunProps> = ({
       setList(nodeList)
     }
     catch (err) {
-      notify({
-        type: 'error',
-        message: `${err}`,
-      })
+      toast.error(`${err}`)
     }
-  }, [notify, tracingListUrl])
+  }, [tracingListUrl])
 
   const getData = useCallback(async () => {
     setLoading(true)
diff --git a/web/app/components/workflow/run/tracing-panel.tsx b/web/app/components/workflow/run/tracing-panel.tsx
index 8931c8f7fe..dba158f0b2 100644
--- a/web/app/components/workflow/run/tracing-panel.tsx
+++ b/web/app/components/workflow/run/tracing-panel.tsx
@@ -1,10 +1,6 @@
 'use client'
 import type { FC } from 'react'
 import type { NodeTracing } from '@/types/workflow'
-import {
-  RiArrowDownSLine,
-  RiMenu4Line,
-} from '@remixicon/react'
 import * as React from 'react'
 import {
   useCallback,
@@ -13,6 +9,7 @@ import {
 import { useTranslation } from 'react-i18next'
 import formatNodeList from '@/app/components/workflow/run/utils/format-log'
 import { cn } from '@/utils/classnames'
+import { getHoveredParallelId } from './get-hovered-parallel-id'
 import { useLogs } from './hooks'
 import NodePanel from './node'
 import SpecialResultPanel from './special-result-panel'
@@ -53,18 +50,7 @@ const TracingPanel: FC<TracingPanelProps> = ({
   }, [])
 
   const handleParallelMouseLeave = useCallback((e: React.MouseEvent) => {
-    const relatedTarget = e.relatedTarget as Element | null
-    if (relatedTarget && 'closest' in relatedTarget) {
-      const closestParallel = relatedTarget.closest('[data-parallel-id]')
-      if (closestParallel)
-        setHoveredParallel(closestParallel.getAttribute('data-parallel-id'))
-
-      else
-        setHoveredParallel(null)
-    }
-    else {
-      setHoveredParallel(null)
-    }
+    setHoveredParallel(getHoveredParallelId(e.relatedTarget))
   }, [])
 
   const {
@@ -116,9 +102,11 @@ const TracingPanel: FC<TracingPanelProps> = ({
                 isHovered ? 'rounded border-components-button-primary-border bg-components-button-primary-bg text-text-primary-on-surface' : 'text-text-secondary hover:text-text-primary',
               )}
             >
-              {isHovered ? <RiArrowDownSLine className="h-3 w-3" /> : <RiMenu4Line className="h-3 w-3 text-text-tertiary" />}
+              {isHovered
+                ? <span aria-hidden className="i-ri-arrow-down-s-line h-3 w-3" />
+                : <span aria-hidden className="i-ri-menu-4-line h-3 w-3 text-text-tertiary" />}
             </button>
-            <div className="system-xs-semibold-uppercase flex items-center text-text-secondary">
+            <div className="flex items-center text-text-secondary system-xs-semibold-uppercase">
               <span>{parallelDetail.parallelTitle}</span>
             </div>
             <div
@@ -143,7 +131,7 @@ const TracingPanel: FC<TracingPanelProps> = ({
       const isHovered = hoveredParallel === node.id
       return (
         <div key={node.id}>
-          <div className={cn('system-2xs-medium-uppercase -mb-1.5 pl-4', isHovered ? 'text-text-tertiary' : 'text-text-quaternary')}>
+          <div className={cn('-mb-1.5 pl-4 system-2xs-medium-uppercase', isHovered ? 'text-text-tertiary' : 'text-text-quaternary')}>
             {node?.parallelDetail?.branchTitle}
           </div>
           <NodePanel
diff --git a/web/app/components/workflow/run/utils/format-log/__tests__/index.spec.ts b/web/app/components/workflow/run/utils/format-log/__tests__/index.spec.ts
new file mode 100644
index 0000000000..53acbb7218
--- /dev/null
+++ b/web/app/components/workflow/run/utils/format-log/__tests__/index.spec.ts
@@ -0,0 +1,199 @@
+import type { NodeTracing } from '@/types/workflow'
+import { BlockEnum } from '@/app/components/workflow/types'
+
+import formatToTracingNodeList from '../index'
+
+const mockFormatAgentNode = vi.hoisted(() => vi.fn())
+const mockFormatHumanInputNode = vi.hoisted(() => vi.fn())
+const mockFormatRetryNode = vi.hoisted(() => vi.fn())
+const mockAddChildrenToLoopNode = vi.hoisted(() => vi.fn())
+const mockAddChildrenToIterationNode = vi.hoisted(() => vi.fn())
+const mockFormatParallelNode = vi.hoisted(() => vi.fn())
+
+vi.mock('../agent', () => ({
+  __esModule: true,
+  default: (...args: unknown[]) => mockFormatAgentNode(...args),
+}))
+
+vi.mock('../human-input', () => ({
+  __esModule: true,
+  default: (...args: unknown[]) => mockFormatHumanInputNode(...args),
+}))
+
+vi.mock('../retry', () => ({
+  __esModule: true,
+  default: (...args: unknown[]) => mockFormatRetryNode(...args),
+}))
+
+vi.mock('../loop', () => ({
+  addChildrenToLoopNode: (...args: unknown[]) => mockAddChildrenToLoopNode(...args),
+}))
+
+vi.mock('../iteration', () => ({
+  addChildrenToIterationNode: (...args: unknown[]) => mockAddChildrenToIterationNode(...args),
+}))
+
+vi.mock('../parallel', () => ({
+  __esModule: true,
+  default: (...args: unknown[]) => mockFormatParallelNode(...args),
+}))
+
+const createTrace = (overrides: Partial<NodeTracing> = {}): NodeTracing => ({
+  id: overrides.id ?? overrides.node_id ?? 'node-1',
+  index: overrides.index ?? 0,
+  predecessor_node_id: '',
+  node_id: overrides.node_id ?? 'node-1',
+  node_type: overrides.node_type ?? BlockEnum.Tool,
+  title: overrides.title ?? 'Node',
+  inputs: {},
+  inputs_truncated: false,
+  process_data: {},
+  process_data_truncated: false,
+  outputs_truncated: false,
+  status: overrides.status ?? 'succeeded',
+  error: overrides.error,
+  elapsed_time: 1,
+  execution_metadata: overrides.execution_metadata ?? {
+    total_tokens: 0,
+    total_price: 0,
+    currency: 'USD',
+  },
+  metadata: {
+    iterator_length: 0,
+    iterator_index: 0,
+    loop_length: 0,
+    loop_index: 0,
+  },
+  created_at: 0,
+  created_by: {
+    id: 'user-1',
+    name: 'User',
+    email: 'user@example.com',
+  },
+  finished_at: 1,
+})
+
+const createExecutionMetadata = (overrides: Partial<NonNullable<NodeTracing['execution_metadata']>> = {}): NonNullable<NodeTracing['execution_metadata']> => ({
+  total_tokens: 0,
+  total_price: 0,
+  currency: 'USD',
+  ...overrides,
+})
+
+describe('formatToTracingNodeList', () => {
+  beforeEach(() => {
+    vi.clearAllMocks()
+    mockFormatAgentNode.mockImplementation((list: NodeTracing[]) => list)
+    mockFormatHumanInputNode.mockImplementation((list: NodeTracing[]) => list)
+    mockFormatRetryNode.mockImplementation((list: NodeTracing[]) => list)
+    mockAddChildrenToLoopNode.mockImplementation((item: NodeTracing, children: NodeTracing[]) => ({
+      ...item,
+      loopChildren: children.map(child => child.node_id),
+      details: [[{ id: 'loop-detail-row' }]],
+    }))
+    mockAddChildrenToIterationNode.mockImplementation((item: NodeTracing, children: NodeTracing[]) => ({
+      ...item,
+      iterationChildren: children.map(child => child.node_id),
+      details: [[{ id: 'iteration-detail-row' }]],
+    }))
+    mockFormatParallelNode.mockImplementation((list: unknown[]) =>
+      list.map(item => ({
+        ...(item as Record<string, unknown>),
+        parallelFormatted: true,
+      })))
+  })
+
+  it('should sort the input by index and run the formatter pipeline in order', () => {
+    const t = vi.fn((key: string) => key)
+    const traces = [
+      createTrace({ id: 'b', node_id: 'b', title: 'B', index: 2 }),
+      createTrace({ id: 'a', node_id: 'a', title: 'A', index: 0 }),
+      createTrace({ id: 'c', node_id: 'c', title: 'C', index: 1 }),
+    ]
+
+    const result = formatToTracingNodeList(traces, t)
+
+    expect(mockFormatAgentNode).toHaveBeenCalledWith([
+      expect.objectContaining({ node_id: 'a' }),
+      expect.objectContaining({ node_id: 'c' }),
+      expect.objectContaining({ node_id: 'b' }),
+    ])
+    expect(mockFormatHumanInputNode).toHaveBeenCalledWith(mockFormatAgentNode.mock.results[0].value)
+    expect(mockFormatRetryNode).toHaveBeenCalledWith(mockFormatHumanInputNode.mock.results[0].value)
+    expect(mockFormatParallelNode).toHaveBeenLastCalledWith(expect.any(Array), t)
+    expect(result).toEqual([
+      expect.objectContaining({ node_id: 'a', parallelFormatted: true }),
+      expect.objectContaining({ node_id: 'c', parallelFormatted: true }),
+      expect.objectContaining({ node_id: 'b', parallelFormatted: true }),
+    ])
+  })
+
+  it('should collapse loop and iteration children into parent nodes and propagate child failures', () => {
+    const t = vi.fn((key: string) => key)
+    const loopParent = createTrace({
+      id: 'loop-parent',
+      node_id: 'loop-parent',
+      node_type: BlockEnum.Loop,
+      index: 0,
+    })
+    const loopChild = createTrace({
+      id: 'loop-child',
+      node_id: 'loop-child',
+      index: 1,
+      status: 'failed',
+      error: 'loop child failed',
+      execution_metadata: createExecutionMetadata({ loop_id: 'loop-parent' }),
+    })
+    const iterationParent = createTrace({
+      id: 'iteration-parent',
+      node_id: 'iteration-parent',
+      node_type: BlockEnum.Iteration,
+      index: 2,
+    })
+    const iterationChild = createTrace({
+      id: 'iteration-child',
+      node_id: 'iteration-child',
+      index: 3,
+      status: 'failed',
+      error: 'iteration child failed',
+      execution_metadata: createExecutionMetadata({ iteration_id: 'iteration-parent' }),
+    })
+
+    const result = formatToTracingNodeList([
+      loopParent,
+      loopChild,
+      iterationParent,
+      iterationChild,
+    ], t)
+
+    expect(mockAddChildrenToLoopNode).toHaveBeenCalledWith(
+      expect.objectContaining({
+        node_id: 'loop-parent',
+        status: 'failed',
+        error: 'loop child failed',
+      }),
+      [expect.objectContaining({ node_id: 'loop-child' })],
+    )
+    expect(mockAddChildrenToIterationNode).toHaveBeenCalledWith(
+      expect.objectContaining({
+        node_id: 'iteration-parent',
+        status: 'failed',
+        error: 'iteration child failed',
+      }),
+      [expect.objectContaining({ node_id: 'iteration-child' })],
+    )
+    expect(mockFormatParallelNode).toHaveBeenCalledTimes(3)
+    expect(result).toEqual([
+      expect.objectContaining({
+        node_id: 'loop-parent',
+        loopChildren: ['loop-child'],
+        parallelFormatted: true,
+      }),
+      expect.objectContaining({
+        node_id: 'iteration-parent',
+        iterationChildren: ['iteration-child'],
+        parallelFormatted: true,
+      }),
+    ])
+  })
+})
diff --git a/web/app/components/workflow/update-dsl-modal.tsx b/web/app/components/workflow/update-dsl-modal.tsx
index 13af4bba1d..e4b0d7067d 100644
--- a/web/app/components/workflow/update-dsl-modal.tsx
+++ b/web/app/components/workflow/update-dsl-modal.tsx
@@ -13,12 +13,11 @@ import {
   useState,
 } from 'react'
 import { useTranslation } from 'react-i18next'
-import { useContext } from 'use-context-selector'
 import Uploader from '@/app/components/app/create-from-dsl-modal/uploader'
 import { useStore as useAppStore } from '@/app/components/app/store'
 import Button from '@/app/components/base/button'
 import Modal from '@/app/components/base/modal'
-import { ToastContext } from '@/app/components/base/toast/context'
+import { toast } from '@/app/components/base/ui/toast'
 import { usePluginDependencies } from '@/app/components/workflow/plugin-dependency/hooks'
 import { useEventEmitterContextContext } from '@/context/event-emitter'
 import {
@@ -54,7 +53,6 @@ const UpdateDSLModal = ({
   onImport,
 }: UpdateDSLModalProps) => {
   const { t } = useTranslation()
-  const { notify } = useContext(ToastContext)
   const appDetail = useAppStore(s => s.appDetail)
   const [currentFile, setDSLFile] = useState<File>()
   const [fileContent, setFileContent] = useState<string>()
@@ -110,17 +108,18 @@ const UpdateDSLModal = ({
   const isCreatingRef = useRef(false)
   const handleCompletedImport = useCallback(async (status: DSLImportStatus, appId?: string) => {
     if (!appId) {
-      notify({ type: 'error', message: t('common.importFailure', { ns: 'workflow' }) })
+      toast.error(t('common.importFailure', { ns: 'workflow' }))
       return
     }
 
-    handleWorkflowUpdate(appId)
+    await handleWorkflowUpdate(appId)
     onImport?.()
-    notify(getImportNotificationPayload(status, t))
+    const payload = getImportNotificationPayload(status, t)
+    toast[payload.type](payload.message, payload.children ? { description: payload.children } : undefined)
     await handleCheckPluginDependencies(appId)
     setLoading(false)
     onCancel()
-  }, [handleCheckPluginDependencies, handleWorkflowUpdate, notify, onCancel, onImport, t])
+  }, [handleCheckPluginDependencies, handleWorkflowUpdate, onCancel, onImport, t])
 
   const handlePendingImport = useCallback((id: string, importedVersion?: string | null, currentVersion?: string | null) => {
     setShow(false)
@@ -138,8 +137,10 @@ const UpdateDSLModal = ({
     if (isCreatingRef.current)
       return
     isCreatingRef.current = true
-    if (!currentFile)
+    if (!currentFile) {
+      isCreatingRef.current = false
       return
+    }
     try {
       if (appDetail && fileContent && validateDSLContent(fileContent, appDetail.mode)) {
         setLoading(true)
@@ -154,20 +155,20 @@ const UpdateDSLModal = ({
         }
         else {
           setLoading(false)
-          notify({ type: 'error', message: t('common.importFailure', { ns: 'workflow' }) })
+          toast.error(t('common.importFailure', { ns: 'workflow' }))
         }
       }
       else if (fileContent) {
-        notify({ type: 'error', message: t('common.importFailure', { ns: 'workflow' }) })
+        toast.error(t('common.importFailure', { ns: 'workflow' }))
       }
     }
     // eslint-disable-next-line unused-imports/no-unused-vars
     catch (e) {
       setLoading(false)
-      notify({ type: 'error', message: t('common.importFailure', { ns: 'workflow' }) })
+      toast.error(t('common.importFailure', { ns: 'workflow' }))
     }
     isCreatingRef.current = false
-  }, [currentFile, fileContent, notify, t, appDetail, handleCompletedImport, handlePendingImport])
+  }, [currentFile, fileContent, t, appDetail, handleCompletedImport, handlePendingImport])
 
   const onUpdateDSLConfirm: MouseEventHandler = async () => {
     try {
@@ -179,28 +180,18 @@ const UpdateDSLModal = ({
 
       const { status, app_id } = response
 
-      if (status === DSLImportStatus.COMPLETED) {
-        if (!app_id) {
-          notify({ type: 'error', message: t('common.importFailure', { ns: 'workflow' }) })
-          return
-        }
-        handleWorkflowUpdate(app_id)
-        await handleCheckPluginDependencies(app_id)
-        if (onImport)
-          onImport()
-        notify({ type: 'success', message: t('common.importSuccess', { ns: 'workflow' }) })
-        setLoading(false)
-        onCancel()
+      if (isImportCompleted(status)) {
+        await handleCompletedImport(status, app_id)
       }
       else if (status === DSLImportStatus.FAILED) {
         setLoading(false)
-        notify({ type: 'error', message: t('common.importFailure', { ns: 'workflow' }) })
+        toast.error(t('common.importFailure', { ns: 'workflow' }))
       }
     }
     // eslint-disable-next-line unused-imports/no-unused-vars
     catch (e) {
       setLoading(false)
-      notify({ type: 'error', message: t('common.importFailure', { ns: 'workflow' }) })
+      toast.error(t('common.importFailure', { ns: 'workflow' }))
     }
   }
 
diff --git a/web/context/i18n.spec.ts b/web/context/i18n.spec.ts
index 616f3bfced..9ebbda825e 100644
--- a/web/context/i18n.spec.ts
+++ b/web/context/i18n.spec.ts
@@ -184,8 +184,8 @@ describe('useDocLink', () => {
       vi.mocked(getDocLanguage).mockReturnValue('ja')
 
       const { result } = renderHook(() => useDocLink())
-      const url = result.current('/api-reference/application/get-application-basic-information')
-      expect(url).toBe(`${defaultDocBaseUrl}/api-reference/アプリケーション情報/アプリケーションの基本情報を取得`)
+      const url = result.current('/api-reference/applications/get-app-info')
+      expect(url).toBe(`${defaultDocBaseUrl}/api-reference/アプリケーション設定/アプリケーションの基本情報を取得`)
     })
 
     it('should not translate API reference path for English locale', () => {
diff --git a/web/eslint-suppressions.json b/web/eslint-suppressions.json
index ffce581afd..4a0bb909e2 100644
--- a/web/eslint-suppressions.json
+++ b/web/eslint-suppressions.json
@@ -6381,14 +6381,9 @@
       "count": 1
     }
   },
-  "app/components/tools/workflow-tool/hooks/use-configure-button.ts": {
-    "no-restricted-imports": {
-      "count": 1
-    }
-  },
   "app/components/tools/workflow-tool/index.tsx": {
     "no-restricted-imports": {
-      "count": 2
+      "count": 1
     },
     "tailwindcss/enforce-consistent-class-order": {
       "count": 7
@@ -6591,7 +6586,7 @@
   },
   "app/components/workflow/block-selector/tool-picker.tsx": {
     "no-restricted-imports": {
-      "count": 2
+      "count": 1
     }
   },
   "app/components/workflow/block-selector/tool/action-item.tsx": {
@@ -6686,9 +6681,6 @@
     }
   },
   "app/components/workflow/header/header-in-restoring.tsx": {
-    "no-restricted-imports": {
-      "count": 1
-    },
     "tailwindcss/no-unnecessary-whitespace": {
       "count": 1
     }
@@ -6702,9 +6694,6 @@
     "no-console": {
       "count": 1
     },
-    "no-restricted-imports": {
-      "count": 1
-    },
     "ts/no-explicit-any": {
       "count": 1
     }
@@ -6762,9 +6751,6 @@
     }
   },
   "app/components/workflow/hooks/use-checklist.ts": {
-    "no-restricted-imports": {
-      "count": 1
-    },
     "ts/no-empty-object-type": {
       "count": 1
     },
@@ -6875,9 +6861,6 @@
     }
   },
   "app/components/workflow/nodes/_base/components/before-run-form/index.tsx": {
-    "no-restricted-imports": {
-      "count": 1
-    },
     "ts/no-explicit-any": {
       "count": 5
     }
@@ -7306,9 +7289,6 @@
     }
   },
   "app/components/workflow/nodes/_base/components/workflow-panel/last-run/use-last-run.ts": {
-    "no-restricted-imports": {
-      "count": 1
-    },
     "react/set-state-in-effect": {
       "count": 1
     },
@@ -7328,9 +7308,6 @@
     }
   },
   "app/components/workflow/nodes/_base/hooks/use-one-step-run.ts": {
-    "no-restricted-imports": {
-      "count": 1
-    },
     "react/set-state-in-effect": {
       "count": 2
     },
@@ -7595,7 +7572,7 @@
   },
   "app/components/workflow/nodes/http/components/curl-panel.tsx": {
     "no-restricted-imports": {
-      "count": 2
+      "count": 1
     }
   },
   "app/components/workflow/nodes/http/components/key-value/key-value-edit/index.tsx": {
@@ -7652,7 +7629,7 @@
   },
   "app/components/workflow/nodes/human-input/components/delivery-method/email-configure-modal.tsx": {
     "no-restricted-imports": {
-      "count": 2
+      "count": 1
     },
     "tailwindcss/enforce-consistent-class-order": {
       "count": 8
@@ -7764,11 +7741,6 @@
       "count": 2
     }
   },
-  "app/components/workflow/nodes/human-input/components/user-action.tsx": {
-    "no-restricted-imports": {
-      "count": 1
-    }
-  },
   "app/components/workflow/nodes/human-input/components/variable-in-markdown.tsx": {
     "react-refresh/only-export-components": {
       "count": 2
@@ -7781,7 +7753,7 @@
   },
   "app/components/workflow/nodes/human-input/panel.tsx": {
     "no-restricted-imports": {
-      "count": 2
+      "count": 1
     },
     "tailwindcss/enforce-consistent-class-order": {
       "count": 4
@@ -7881,9 +7853,6 @@
     }
   },
   "app/components/workflow/nodes/iteration/node.tsx": {
-    "no-restricted-imports": {
-      "count": 1
-    },
     "react/set-state-in-effect": {
       "count": 1
     }
@@ -8191,9 +8160,6 @@
   "app/components/workflow/nodes/llm/components/json-schema-config-modal/json-schema-config.tsx": {
     "erasable-syntax-only/enums": {
       "count": 1
-    },
-    "no-restricted-imports": {
-      "count": 1
     }
   },
   "app/components/workflow/nodes/llm/components/json-schema-config-modal/json-schema-generator/generated-result.tsx": {
@@ -8209,7 +8175,7 @@
       "count": 1
     },
     "no-restricted-imports": {
-      "count": 2
+      "count": 1
     },
     "react/set-state-in-effect": {
       "count": 2
@@ -8270,9 +8236,6 @@
     }
   },
   "app/components/workflow/nodes/llm/components/json-schema-config-modal/visual-editor/hooks.ts": {
-    "no-restricted-imports": {
-      "count": 1
-    },
     "ts/no-explicit-any": {
       "count": 1
     }
@@ -8292,7 +8255,7 @@
   },
   "app/components/workflow/nodes/llm/panel.tsx": {
     "no-restricted-imports": {
-      "count": 2
+      "count": 1
     }
   },
   "app/components/workflow/nodes/llm/types.ts": {
@@ -8402,9 +8365,6 @@
     }
   },
   "app/components/workflow/nodes/loop/components/loop-variables/item.tsx": {
-    "no-restricted-imports": {
-      "count": 1
-    },
     "ts/no-explicit-any": {
       "count": 4
     }
@@ -8439,7 +8399,7 @@
   },
   "app/components/workflow/nodes/parameter-extractor/components/extract-parameter/update.tsx": {
     "no-restricted-imports": {
-      "count": 3
+      "count": 2
     },
     "ts/no-explicit-any": {
       "count": 1
@@ -8517,11 +8477,6 @@
       "count": 8
     }
   },
-  "app/components/workflow/nodes/start/components/var-list.tsx": {
-    "no-restricted-imports": {
-      "count": 1
-    }
-  },
   "app/components/workflow/nodes/start/node.tsx": {
     "tailwindcss/enforce-consistent-class-order": {
       "count": 2
@@ -8536,9 +8491,6 @@
     }
   },
   "app/components/workflow/nodes/start/use-config.ts": {
-    "no-restricted-imports": {
-      "count": 1
-    },
     "ts/no-explicit-any": {
       "count": 1
     }
@@ -8617,9 +8569,6 @@
     }
   },
   "app/components/workflow/nodes/tool/hooks/use-config.ts": {
-    "no-restricted-imports": {
-      "count": 1
-    },
     "ts/no-explicit-any": {
       "count": 6
     }
@@ -8723,12 +8672,7 @@
   },
   "app/components/workflow/nodes/trigger-webhook/panel.tsx": {
     "no-restricted-imports": {
-      "count": 3
-    }
-  },
-  "app/components/workflow/nodes/trigger-webhook/use-config.ts": {
-    "no-restricted-imports": {
-      "count": 1
+      "count": 2
     }
   },
   "app/components/workflow/nodes/trigger-webhook/utils/render-output-vars.tsx": {
@@ -8752,9 +8696,6 @@
     }
   },
   "app/components/workflow/nodes/variable-assigner/components/var-group-item.tsx": {
-    "no-restricted-imports": {
-      "count": 1
-    },
     "tailwindcss/enforce-consistent-class-order": {
       "count": 2
     },
@@ -8879,9 +8820,6 @@
     }
   },
   "app/components/workflow/panel/chat-variable-panel/components/object-value-item.tsx": {
-    "no-restricted-imports": {
-      "count": 1
-    },
     "react-refresh/only-export-components": {
       "count": 1
     },
@@ -8910,11 +8848,6 @@
       "count": 1
     }
   },
-  "app/components/workflow/panel/chat-variable-panel/components/variable-modal.tsx": {
-    "no-restricted-imports": {
-      "count": 1
-    }
-  },
   "app/components/workflow/panel/chat-variable-panel/components/variable-type-select.tsx": {
     "no-restricted-imports": {
       "count": 1
@@ -8953,9 +8886,6 @@
     }
   },
   "app/components/workflow/panel/debug-and-preview/hooks.ts": {
-    "no-restricted-imports": {
-      "count": 1
-    },
     "ts/no-explicit-any": {
       "count": 12
     }
@@ -8980,7 +8910,7 @@
   },
   "app/components/workflow/panel/env-panel/variable-modal.tsx": {
     "no-restricted-imports": {
-      "count": 2
+      "count": 1
     },
     "react/set-state-in-effect": {
       "count": 4
@@ -9134,9 +9064,6 @@
     }
   },
   "app/components/workflow/run/index.tsx": {
-    "no-restricted-imports": {
-      "count": 1
-    },
     "react/set-state-in-effect": {
       "count": 2
     }
@@ -9222,11 +9149,6 @@
       "count": 15
     }
   },
-  "app/components/workflow/run/tracing-panel.tsx": {
-    "tailwindcss/enforce-consistent-class-order": {
-      "count": 2
-    }
-  },
   "app/components/workflow/run/utils/format-log/agent/index.ts": {
     "ts/no-explicit-any": {
       "count": 11
@@ -9298,7 +9220,7 @@
   },
   "app/components/workflow/update-dsl-modal.tsx": {
     "no-restricted-imports": {
-      "count": 2
+      "count": 1
     },
     "ts/no-explicit-any": {
       "count": 1
diff --git a/web/hooks/use-api-access-url.ts b/web/hooks/use-api-access-url.ts
index 98576e66db..7f63b7754e 100644
--- a/web/hooks/use-api-access-url.ts
+++ b/web/hooks/use-api-access-url.ts
@@ -3,5 +3,5 @@ import { useDocLink } from '@/context/i18n'
 export const useDatasetApiAccessUrl = () => {
   const docLink = useDocLink()
 
-  return docLink('/api-reference/datasets/get-knowledge-base-list')
+  return docLink('/api-reference/knowledge-bases/list-knowledge-bases')
 }
diff --git a/web/i18n/en-US/workflow.json b/web/i18n/en-US/workflow.json
index e5049069d6..dd9337ecc0 100644
--- a/web/i18n/en-US/workflow.json
+++ b/web/i18n/en-US/workflow.json
@@ -96,6 +96,8 @@
   "chatVariable.modal.name": "Name",
   "chatVariable.modal.namePlaceholder": "Variable name",
   "chatVariable.modal.objectKey": "Key",
+  "chatVariable.modal.objectKeyPatternError": "Key can only contain letters, numbers, and underscores",
+  "chatVariable.modal.objectKeyRequired": "Object key cannot be empty",
   "chatVariable.modal.objectType": "Type",
   "chatVariable.modal.objectValue": "Default Value",
   "chatVariable.modal.oneByOne": "Add one by one",
@@ -207,6 +209,7 @@
   "common.runApp": "Run App",
   "common.runHistory": "Run History",
   "common.running": "Running",
+  "common.scheduleTriggerRunFailed": "Schedule trigger run failed",
   "common.searchVar": "Search variable",
   "common.setVarValuePlaceholder": "Set variable",
   "common.showRunHistory": "Show Run History",
@@ -220,6 +223,8 @@
   "common.viewDetailInTracingPanel": "View details",
   "common.viewOnly": "View Only",
   "common.viewRunHistory": "View run history",
+  "common.webhookDebugFailed": "Webhook debug failed",
+  "common.webhookDebugRequestFailed": "Webhook debug request failed",
   "common.workflowAsTool": "Workflow as Tool",
   "common.workflowAsToolDisabledHint": "Publish the latest workflow and ensure a connected User Input node before configuring it as a tool.",
   "common.workflowAsToolTip": "Tool reconfiguration is required after the workflow update.",
@@ -293,6 +298,7 @@
   "env.modal.type": "Type",
   "env.modal.value": "Value",
   "env.modal.valuePlaceholder": "env value",
+  "env.modal.valueRequired": "Value cannot be empty",
   "error.operations.addingNodes": "adding nodes",
   "error.operations.connectingNodes": "connecting nodes",
   "error.operations.modifyingWorkflow": "modifying workflow",
@@ -513,7 +519,9 @@
   "nodes.humanInput.deliveryMethod.contactTip2": "Tell us at <email>support@dify.ai</email>.",
   "nodes.humanInput.deliveryMethod.emailConfigure.allMembers": "All members ({{workspaceName}})",
   "nodes.humanInput.deliveryMethod.emailConfigure.body": "Body",
+  "nodes.humanInput.deliveryMethod.emailConfigure.bodyMustContainRequestURL": "Body must contain {{field}}",
   "nodes.humanInput.deliveryMethod.emailConfigure.bodyPlaceholder": "Enter email body",
+  "nodes.humanInput.deliveryMethod.emailConfigure.bodyRequired": "Body is required",
   "nodes.humanInput.deliveryMethod.emailConfigure.debugMode": "Debug Mode",
   "nodes.humanInput.deliveryMethod.emailConfigure.debugModeTip1": "In debug mode, the email will only be sent to your account email <email>{{email}}</email>.",
   "nodes.humanInput.deliveryMethod.emailConfigure.debugModeTip2": "The production environment is not affected.",
@@ -524,9 +532,11 @@
   "nodes.humanInput.deliveryMethod.emailConfigure.memberSelector.title": "Add workspace members or external recipients",
   "nodes.humanInput.deliveryMethod.emailConfigure.memberSelector.trigger": "Select",
   "nodes.humanInput.deliveryMethod.emailConfigure.recipient": "Recipient",
+  "nodes.humanInput.deliveryMethod.emailConfigure.recipientsRequired": "At least one recipient is required",
   "nodes.humanInput.deliveryMethod.emailConfigure.requestURLTip": "The request URL variable is the trigger entry for human input.",
   "nodes.humanInput.deliveryMethod.emailConfigure.subject": "Subject",
   "nodes.humanInput.deliveryMethod.emailConfigure.subjectPlaceholder": "Enter email subject",
+  "nodes.humanInput.deliveryMethod.emailConfigure.subjectRequired": "Subject is required",
   "nodes.humanInput.deliveryMethod.emailConfigure.title": "Email Configuration",
   "nodes.humanInput.deliveryMethod.emailSender.debugDone": "A test email has been sent to <email>{{email}}</email>. Please check your inbox.",
   "nodes.humanInput.deliveryMethod.emailSender.debugModeTip": "Debug mode is enabled.",
@@ -741,6 +751,7 @@
   "nodes.llm.jsonSchema.back": "Back",
   "nodes.llm.jsonSchema.descriptionPlaceholder": "Add description",
   "nodes.llm.jsonSchema.doc": "Learn more about structured output",
+  "nodes.llm.jsonSchema.fieldNameAlreadyExists": "Property name already exists",
   "nodes.llm.jsonSchema.fieldNamePlaceholder": "Field Name",
   "nodes.llm.jsonSchema.generate": "Generate",
   "nodes.llm.jsonSchema.generateJsonSchema": "Generate JSON Schema",
diff --git a/web/types/doc-paths.ts b/web/types/doc-paths.ts
index 8f95249354..9cbad79a2e 100644
--- a/web/types/doc-paths.ts
+++ b/web/types/doc-paths.ts
@@ -2,7 +2,7 @@
 // DON NOT EDIT IT MANUALLY
 //
 // Generated from: https://raw.githubusercontent.com/langgenius/dify-docs/refs/heads/main/docs.json
-// Generated at: 2026-01-30T09:14:29.304Z
+// Generated at: 2026-03-25T03:18:49.626Z
 
 // Language prefixes
 export type DocLanguage = 'en' | 'zh' | 'ja'
@@ -61,6 +61,7 @@ export type UseDifyPath =
   | '/use-dify/nodes/code'
   | '/use-dify/nodes/doc-extractor'
   | '/use-dify/nodes/http-request'
+  | '/use-dify/nodes/human-input'
   | '/use-dify/nodes/ifelse'
   | '/use-dify/nodes/iteration'
   | '/use-dify/nodes/knowledge-retrieval'
@@ -82,6 +83,7 @@ export type UseDifyPath =
   | '/use-dify/publish/README'
   | '/use-dify/publish/developing-with-apis'
   | '/use-dify/publish/publish-mcp'
+  | '/use-dify/publish/publish-to-marketplace'
   | '/use-dify/publish/webapp/chatflow-webapp'
   | '/use-dify/publish/webapp/embedding-in-websites'
   | '/use-dify/publish/webapp/web-app-access'
@@ -92,6 +94,16 @@ export type UseDifyPath =
   | '/use-dify/tutorials/customer-service-bot'
   | '/use-dify/tutorials/simple-chatbot'
   | '/use-dify/tutorials/twitter-chatflow'
+  | '/use-dify/tutorials/workflow-101/lesson-01'
+  | '/use-dify/tutorials/workflow-101/lesson-02'
+  | '/use-dify/tutorials/workflow-101/lesson-03'
+  | '/use-dify/tutorials/workflow-101/lesson-04'
+  | '/use-dify/tutorials/workflow-101/lesson-05'
+  | '/use-dify/tutorials/workflow-101/lesson-06'
+  | '/use-dify/tutorials/workflow-101/lesson-07'
+  | '/use-dify/tutorials/workflow-101/lesson-08'
+  | '/use-dify/tutorials/workflow-101/lesson-09'
+  | '/use-dify/tutorials/workflow-101/lesson-10'
   | '/use-dify/workspace/api-extension/api-extension'
   | '/use-dify/workspace/api-extension/cloudflare-worker'
   | '/use-dify/workspace/api-extension/external-data-tool-api-extension'
@@ -167,72 +179,86 @@ export type DevelopPluginPath =
 
 // API Reference paths (English, use apiReferencePathTranslations for other languages)
 export type ApiReferencePath =
+  | '/api-reference/annotations/configure-annotation-reply'
   | '/api-reference/annotations/create-annotation'
   | '/api-reference/annotations/delete-annotation'
-  | '/api-reference/annotations/get-annotation-list'
-  | '/api-reference/annotations/initial-annotation-reply-settings'
-  | '/api-reference/annotations/query-initial-annotation-reply-settings-task-status'
+  | '/api-reference/annotations/get-annotation-reply-job-status'
+  | '/api-reference/annotations/list-annotations'
   | '/api-reference/annotations/update-annotation'
-  | '/api-reference/application/get-application-basic-information'
-  | '/api-reference/application/get-application-meta-information'
-  | '/api-reference/application/get-application-parameters-information'
-  | '/api-reference/application/get-application-webapp-settings'
-  | '/api-reference/chat/next-suggested-questions'
-  | '/api-reference/chat/send-chat-message'
-  | '/api-reference/chat/stop-chat-message-generation'
-  | '/api-reference/chatflow/next-suggested-questions'
-  | '/api-reference/chatflow/send-chat-message'
-  | '/api-reference/chatflow/stop-advanced-chat-message-generation'
-  | '/api-reference/chunks/add-chunks-to-a-document'
+  | '/api-reference/applications/get-app-info'
+  | '/api-reference/applications/get-app-meta'
+  | '/api-reference/applications/get-app-parameters'
+  | '/api-reference/applications/get-app-webapp-settings'
+  | '/api-reference/chats/get-next-suggested-questions'
+  | '/api-reference/chats/send-chat-message'
+  | '/api-reference/chats/stop-chat-message-generation'
   | '/api-reference/chunks/create-child-chunk'
-  | '/api-reference/chunks/delete-a-chunk-in-a-document'
+  | '/api-reference/chunks/create-chunks'
   | '/api-reference/chunks/delete-child-chunk'
-  | '/api-reference/chunks/get-a-chunk-details-in-a-document'
-  | '/api-reference/chunks/get-child-chunks'
-  | '/api-reference/chunks/get-chunks-from-a-document'
-  | '/api-reference/chunks/update-a-chunk-in-a-document'
+  | '/api-reference/chunks/delete-chunk'
+  | '/api-reference/chunks/get-chunk'
+  | '/api-reference/chunks/list-child-chunks'
+  | '/api-reference/chunks/list-chunks'
   | '/api-reference/chunks/update-child-chunk'
-  | '/api-reference/completion/create-completion-message'
-  | '/api-reference/completion/stop-generate'
-  | '/api-reference/conversations/conversation-rename'
+  | '/api-reference/chunks/update-chunk'
+  | '/api-reference/completions/send-completion-message'
+  | '/api-reference/completions/stop-completion-message-generation'
   | '/api-reference/conversations/delete-conversation'
-  | '/api-reference/conversations/get-conversation-history-messages'
-  | '/api-reference/conversations/get-conversation-variables'
-  | '/api-reference/conversations/get-conversations'
-  | '/api-reference/datasets/create-an-empty-knowledge-base'
-  | '/api-reference/datasets/delete-a-knowledge-base'
-  | '/api-reference/datasets/get-knowledge-base-details'
-  | '/api-reference/datasets/get-knowledge-base-list'
-  | '/api-reference/datasets/retrieve-chunks-from-a-knowledge-base-/-test-retrieval'
-  | '/api-reference/datasets/update-knowledge-base'
-  | '/api-reference/documents/create-a-document-from-a-file'
-  | '/api-reference/documents/create-a-document-from-text'
-  | '/api-reference/documents/delete-a-document'
-  | '/api-reference/documents/get-document-detail'
-  | '/api-reference/documents/get-document-embedding-status-(progress)'
-  | '/api-reference/documents/get-the-document-list-of-a-knowledge-base'
-  | '/api-reference/documents/update-a-document-with-a-file'
-  | '/api-reference/documents/update-a-document-with-text'
-  | '/api-reference/documents/update-document-status'
-  | '/api-reference/feedback/get-feedbacks-of-application'
-  | '/api-reference/feedback/message-feedback'
-  | '/api-reference/files/file-preview'
-  | '/api-reference/files/file-upload'
-  | '/api-reference/files/file-upload-for-workflow'
-  | '/api-reference/metadata-&-tags/bind-dataset-to-knowledge-base-type-tag'
-  | '/api-reference/metadata-&-tags/create-new-knowledge-base-type-tag'
-  | '/api-reference/metadata-&-tags/delete-knowledge-base-type-tag'
-  | '/api-reference/metadata-&-tags/get-knowledge-base-type-tags'
-  | '/api-reference/metadata-&-tags/modify-knowledge-base-type-tag-name'
-  | '/api-reference/metadata-&-tags/query-tags-bound-to-a-dataset'
-  | '/api-reference/metadata-&-tags/unbind-dataset-and-knowledge-base-type-tag'
-  | '/api-reference/models/get-available-embedding-models'
-  | '/api-reference/tts/speech-to-text'
-  | '/api-reference/tts/text-to-audio'
-  | '/api-reference/workflow-execution/execute-workflow'
-  | '/api-reference/workflow-execution/get-workflow-logs'
-  | '/api-reference/workflow-execution/get-workflow-run-detail'
-  | '/api-reference/workflow-execution/stop-workflow-task-generation'
+  | '/api-reference/conversations/list-conversation-messages'
+  | '/api-reference/conversations/list-conversation-variables'
+  | '/api-reference/conversations/list-conversations'
+  | '/api-reference/conversations/rename-conversation'
+  | '/api-reference/conversations/update-conversation-variable'
+  | '/api-reference/documents/create-document-by-file'
+  | '/api-reference/documents/create-document-by-text'
+  | '/api-reference/documents/delete-document'
+  | '/api-reference/documents/download-document'
+  | '/api-reference/documents/download-documents-as-zip'
+  | '/api-reference/documents/get-document'
+  | '/api-reference/documents/get-document-indexing-status'
+  | '/api-reference/documents/list-documents'
+  | '/api-reference/documents/update-document-by-file'
+  | '/api-reference/documents/update-document-by-text'
+  | '/api-reference/documents/update-document-status-in-batch'
+  | '/api-reference/end-users/get-end-user-info'
+  | '/api-reference/feedback/list-app-feedbacks'
+  | '/api-reference/feedback/submit-message-feedback'
+  | '/api-reference/files/download-file'
+  | '/api-reference/files/upload-file'
+  | '/api-reference/knowledge-bases/create-an-empty-knowledge-base'
+  | '/api-reference/knowledge-bases/delete-knowledge-base'
+  | '/api-reference/knowledge-bases/get-knowledge-base'
+  | '/api-reference/knowledge-bases/list-knowledge-bases'
+  | '/api-reference/knowledge-bases/retrieve-chunks-from-a-knowledge-base-/-test-retrieval'
+  | '/api-reference/knowledge-bases/update-knowledge-base'
+  | '/api-reference/knowledge-pipeline/list-datasource-plugins'
+  | '/api-reference/knowledge-pipeline/run-datasource-node'
+  | '/api-reference/knowledge-pipeline/run-pipeline'
+  | '/api-reference/knowledge-pipeline/upload-pipeline-file'
+  | '/api-reference/metadata/create-metadata-field'
+  | '/api-reference/metadata/delete-metadata-field'
+  | '/api-reference/metadata/get-built-in-metadata-fields'
+  | '/api-reference/metadata/list-metadata-fields'
+  | '/api-reference/metadata/update-built-in-metadata-field'
+  | '/api-reference/metadata/update-document-metadata-in-batch'
+  | '/api-reference/metadata/update-metadata-field'
+  | '/api-reference/models/get-available-models'
+  | '/api-reference/tags/create-knowledge-tag'
+  | '/api-reference/tags/create-tag-binding'
+  | '/api-reference/tags/delete-knowledge-tag'
+  | '/api-reference/tags/delete-tag-binding'
+  | '/api-reference/tags/get-knowledge-base-tags'
+  | '/api-reference/tags/list-knowledge-tags'
+  | '/api-reference/tags/update-knowledge-tag'
+  | '/api-reference/tts/convert-audio-to-text'
+  | '/api-reference/tts/convert-text-to-audio'
+  | '/api-reference/workflow-runs/get-workflow-run-detail'
+  | '/api-reference/workflow-runs/list-workflow-logs'
+  | '/api-reference/workflows/get-workflow-run-detail'
+  | '/api-reference/workflows/list-workflow-logs'
+  | '/api-reference/workflows/run-workflow'
+  | '/api-reference/workflows/run-workflow-by-id'
+  | '/api-reference/workflows/stop-workflow-task'
 
 // Base path without language prefix
 export type DocPathWithoutLangBase =
@@ -251,70 +277,84 @@ export type DifyDocPath = `${DocLanguage}/${DocPathWithoutLang}`
 
 // API Reference path translations (English -> other languages)
 export const apiReferencePathTranslations: Record<string, { zh?: string; ja?: string }> = {
-  '/api-reference/annotations/create-annotation': { zh: '/api-reference/标注管理/创建标注' },
-  '/api-reference/annotations/delete-annotation': { zh: '/api-reference/标注管理/删除标注' },
-  '/api-reference/annotations/get-annotation-list': { zh: '/api-reference/标注管理/获取标注列表' },
-  '/api-reference/annotations/initial-annotation-reply-settings': { zh: '/api-reference/标注管理/标注回复初始设置' },
-  '/api-reference/annotations/query-initial-annotation-reply-settings-task-status': { zh: '/api-reference/标注管理/查询标注回复初始设置任务状态' },
-  '/api-reference/annotations/update-annotation': { zh: '/api-reference/标注管理/更新标注' },
-  '/api-reference/application/get-application-basic-information': { zh: '/api-reference/应用设置/获取应用基本信息', ja: '/api-reference/アプリケーション情報/アプリケーションの基本情報を取得' },
-  '/api-reference/application/get-application-meta-information': { zh: '/api-reference/应用配置/获取应用meta信息', ja: '/api-reference/アプリケーション設定/アプリケーションのメタ情報を取得' },
-  '/api-reference/application/get-application-parameters-information': { zh: '/api-reference/应用设置/获取应用参数', ja: '/api-reference/アプリケーション情報/アプリケーションのパラメータ情報を取得' },
-  '/api-reference/application/get-application-webapp-settings': { zh: '/api-reference/应用设置/获取应用-webapp-设置', ja: '/api-reference/アプリケーション情報/アプリのwebapp設定を取得' },
-  '/api-reference/chat/next-suggested-questions': { zh: '/api-reference/对话消息/获取下一轮建议问题列表', ja: '/api-reference/チャットメッセージ/次の推奨質問' },
-  '/api-reference/chat/send-chat-message': { zh: '/api-reference/对话消息/发送对话消息', ja: '/api-reference/チャットメッセージ/チャットメッセージを送信' },
-  '/api-reference/chat/stop-chat-message-generation': { zh: '/api-reference/对话消息/停止响应', ja: '/api-reference/チャットメッセージ/生成停止' },
-  '/api-reference/chatflow/next-suggested-questions': { zh: '/api-reference/对话消息/获取下一轮建议问题列表', ja: '/api-reference/チャットメッセージ/次の推奨質問' },
-  '/api-reference/chatflow/send-chat-message': { zh: '/api-reference/对话消息/发送对话消息', ja: '/api-reference/チャットメッセージ/チャットメッセージを送信' },
-  '/api-reference/chatflow/stop-advanced-chat-message-generation': { zh: '/api-reference/对话消息/停止响应', ja: '/api-reference/チャットメッセージ/生成を停止' },
-  '/api-reference/chunks/add-chunks-to-a-document': { zh: '/api-reference/文档块/向文档添加块', ja: '/api-reference/チャンク/ドキュメントにチャンクを追加' },
-  '/api-reference/chunks/create-child-chunk': { zh: '/api-reference/文档块/创建子块', ja: '/api-reference/チャンク/子チャンクを作成' },
-  '/api-reference/chunks/delete-a-chunk-in-a-document': { zh: '/api-reference/文档块/删除文档中的块', ja: '/api-reference/チャンク/ドキュメント内のチャンクを削除' },
-  '/api-reference/chunks/delete-child-chunk': { zh: '/api-reference/文档块/删除子块', ja: '/api-reference/チャンク/子チャンクを削除' },
-  '/api-reference/chunks/get-a-chunk-details-in-a-document': { zh: '/api-reference/文档块/获取文档中的块详情', ja: '/api-reference/チャンク/ドキュメント内のチャンク詳細を取得' },
-  '/api-reference/chunks/get-child-chunks': { zh: '/api-reference/文档块/获取子块', ja: '/api-reference/チャンク/子チャンクを取得' },
-  '/api-reference/chunks/get-chunks-from-a-document': { zh: '/api-reference/文档块/从文档获取块', ja: '/api-reference/チャンク/ドキュメントからチャンクを取得' },
-  '/api-reference/chunks/update-a-chunk-in-a-document': { zh: '/api-reference/文档块/更新文档中的块', ja: '/api-reference/チャンク/ドキュメント内のチャンクを更新' },
-  '/api-reference/chunks/update-child-chunk': { zh: '/api-reference/文档块/更新子块', ja: '/api-reference/チャンク/子チャンクを更新' },
-  '/api-reference/completion/create-completion-message': { zh: '/api-reference/文本生成/发送消息', ja: '/api-reference/完了メッセージ/完了メッセージの作成' },
-  '/api-reference/completion/stop-generate': { zh: '/api-reference/文本生成/停止响应', ja: '/api-reference/完了メッセージ/生成の停止' },
-  '/api-reference/conversations/conversation-rename': { zh: '/api-reference/会话管理/会话重命名', ja: '/api-reference/会話管理/会話の名前を変更' },
+  '/api-reference/annotations/configure-annotation-reply': { zh: '/api-reference/标注管理/配置标注回复', ja: '/api-reference/アノテーション管理/アノテーション返信を設定' },
+  '/api-reference/annotations/create-annotation': { zh: '/api-reference/标注管理/创建标注', ja: '/api-reference/アノテーション管理/アノテーションを作成' },
+  '/api-reference/annotations/delete-annotation': { zh: '/api-reference/标注管理/删除标注', ja: '/api-reference/アノテーション管理/アノテーションを削除' },
+  '/api-reference/annotations/get-annotation-reply-job-status': { zh: '/api-reference/标注管理/查询标注回复配置任务状态', ja: '/api-reference/アノテーション管理/アノテーション返信の初期設定タスクステータスを取得' },
+  '/api-reference/annotations/list-annotations': { zh: '/api-reference/标注管理/获取标注列表', ja: '/api-reference/アノテーション管理/アノテーションリストを取得' },
+  '/api-reference/annotations/update-annotation': { zh: '/api-reference/标注管理/更新标注', ja: '/api-reference/アノテーション管理/アノテーションを更新' },
+  '/api-reference/applications/get-app-info': { zh: '/api-reference/应用配置/获取应用基本信息', ja: '/api-reference/アプリケーション設定/アプリケーションの基本情報を取得' },
+  '/api-reference/applications/get-app-meta': { zh: '/api-reference/应用配置/获取应用元数据', ja: '/api-reference/アプリケーション設定/アプリケーションのメタ情報を取得' },
+  '/api-reference/applications/get-app-parameters': { zh: '/api-reference/应用配置/获取应用参数', ja: '/api-reference/アプリケーション設定/アプリケーションのパラメータ情報を取得' },
+  '/api-reference/applications/get-app-webapp-settings': { zh: '/api-reference/应用配置/获取应用-webapp-设置', ja: '/api-reference/アプリケーション設定/アプリの-webapp-設定を取得' },
+  '/api-reference/chats/get-next-suggested-questions': { zh: '/api-reference/对话消息/获取下一轮建议问题列表', ja: '/api-reference/チャットメッセージ/次の推奨質問を取得' },
+  '/api-reference/chats/send-chat-message': { zh: '/api-reference/对话消息/发送对话消息', ja: '/api-reference/チャットメッセージ/チャットメッセージを送信' },
+  '/api-reference/chats/stop-chat-message-generation': { zh: '/api-reference/对话消息/停止响应', ja: '/api-reference/チャットメッセージ/生成を停止' },
+  '/api-reference/chunks/create-child-chunk': { zh: '/api-reference/分段/创建子分段', ja: '/api-reference/チャンク/子チャンクを作成' },
+  '/api-reference/chunks/create-chunks': { zh: '/api-reference/分段/向文档添加分段', ja: '/api-reference/チャンク/ドキュメントにチャンクを追加' },
+  '/api-reference/chunks/delete-child-chunk': { zh: '/api-reference/分段/删除子分段', ja: '/api-reference/チャンク/子チャンクを削除' },
+  '/api-reference/chunks/delete-chunk': { zh: '/api-reference/分段/删除文档中的分段', ja: '/api-reference/チャンク/ドキュメント内のチャンクを削除' },
+  '/api-reference/chunks/get-chunk': { zh: '/api-reference/分段/获取文档中的分段详情', ja: '/api-reference/チャンク/ドキュメント内のチャンク詳細を取得' },
+  '/api-reference/chunks/list-child-chunks': { zh: '/api-reference/分段/获取子分段', ja: '/api-reference/チャンク/子チャンク一覧を取得' },
+  '/api-reference/chunks/list-chunks': { zh: '/api-reference/分段/从文档获取分段', ja: '/api-reference/チャンク/チャンク一覧を取得' },
+  '/api-reference/chunks/update-child-chunk': { zh: '/api-reference/分段/更新子分段', ja: '/api-reference/チャンク/子チャンクを更新' },
+  '/api-reference/chunks/update-chunk': { zh: '/api-reference/分段/更新文档中的分段', ja: '/api-reference/チャンク/ドキュメント内のチャンクを更新' },
+  '/api-reference/completions/send-completion-message': { zh: '/api-reference/文本生成/发送消息', ja: '/api-reference/完了メッセージ/完了メッセージを送信' },
+  '/api-reference/completions/stop-completion-message-generation': { zh: '/api-reference/文本生成/停止响应', ja: '/api-reference/完了メッセージ/生成を停止' },
   '/api-reference/conversations/delete-conversation': { zh: '/api-reference/会话管理/删除会话', ja: '/api-reference/会話管理/会話を削除' },
-  '/api-reference/conversations/get-conversation-history-messages': { zh: '/api-reference/会话管理/获取会话历史消息', ja: '/api-reference/会話管理/会話履歴メッセージを取得' },
-  '/api-reference/conversations/get-conversation-variables': { zh: '/api-reference/会话管理/获取对话变量', ja: '/api-reference/会話管理/会話変数の取得' },
-  '/api-reference/conversations/get-conversations': { zh: '/api-reference/会话管理/获取会话列表', ja: '/api-reference/会話管理/会話を取得' },
-  '/api-reference/datasets/create-an-empty-knowledge-base': { zh: '/api-reference/数据集/创建空知识库', ja: '/api-reference/データセット/空のナレッジベースを作成' },
-  '/api-reference/datasets/delete-a-knowledge-base': { zh: '/api-reference/数据集/删除知识库', ja: '/api-reference/データセット/ナレッジベースを削除' },
-  '/api-reference/datasets/get-knowledge-base-details': { zh: '/api-reference/数据集/获取知识库详情', ja: '/api-reference/データセット/ナレッジベース詳細を取得' },
-  '/api-reference/datasets/get-knowledge-base-list': { zh: '/api-reference/数据集/获取知识库列表', ja: '/api-reference/データセット/ナレッジベースリストを取得' },
-  '/api-reference/datasets/retrieve-chunks-from-a-knowledge-base-/-test-retrieval': { zh: '/api-reference/数据集/从知识库检索块-/-测试检索', ja: '/api-reference/データセット/ナレッジベースからチャンクを取得-/-テスト検索' },
-  '/api-reference/datasets/update-knowledge-base': { zh: '/api-reference/数据集/更新知识库', ja: '/api-reference/データセット/ナレッジベースを更新' },
-  '/api-reference/documents/create-a-document-from-a-file': { zh: '/api-reference/文档/从文件创建文档', ja: '/api-reference/ドキュメント/ファイルからドキュメントを作成' },
-  '/api-reference/documents/create-a-document-from-text': { zh: '/api-reference/文档/从文本创建文档', ja: '/api-reference/ドキュメント/テキストからドキュメントを作成' },
-  '/api-reference/documents/delete-a-document': { zh: '/api-reference/文档/删除文档', ja: '/api-reference/ドキュメント/ドキュメントを削除' },
-  '/api-reference/documents/get-document-detail': { zh: '/api-reference/文档/获取文档详情', ja: '/api-reference/ドキュメント/ドキュメント詳細を取得' },
-  '/api-reference/documents/get-document-embedding-status-(progress)': { zh: '/api-reference/文档/获取文档嵌入状态（进度）', ja: '/api-reference/ドキュメント/ドキュメント埋め込みステータス（進捗）を取得' },
-  '/api-reference/documents/get-the-document-list-of-a-knowledge-base': { zh: '/api-reference/文档/获取知识库的文档列表', ja: '/api-reference/ドキュメント/ナレッジベースのドキュメントリストを取得' },
-  '/api-reference/documents/update-a-document-with-a-file': { zh: '/api-reference/文档/用文件更新文档', ja: '/api-reference/ドキュメント/ファイルでドキュメントを更新' },
-  '/api-reference/documents/update-a-document-with-text': { zh: '/api-reference/文档/用文本更新文档', ja: '/api-reference/ドキュメント/テキストでドキュメントを更新' },
-  '/api-reference/documents/update-document-status': { zh: '/api-reference/文档/更新文档状态', ja: '/api-reference/ドキュメント/ドキュメントステータスを更新' },
-  '/api-reference/feedback/get-feedbacks-of-application': { zh: '/api-reference/反馈/获取应用反馈列表', ja: '/api-reference/メッセージフィードバック/アプリのメッセージの「いいね」とフィードバックを取得' },
-  '/api-reference/feedback/message-feedback': { zh: '/api-reference/反馈/消息反馈（点赞）', ja: '/api-reference/メッセージフィードバック/メッセージフィードバック' },
-  '/api-reference/files/file-preview': { zh: '/api-reference/文件操作/文件预览', ja: '/api-reference/ファイル操作/ファイルプレビュー' },
-  '/api-reference/files/file-upload': { zh: '/api-reference/文件管理/上传文件', ja: '/api-reference/ファイル操作/ファイルアップロード' },
-  '/api-reference/files/file-upload-for-workflow': { zh: '/api-reference/文件操作-(workflow)/上传文件-(workflow)', ja: '/api-reference/ファイル操作-(ワークフロー)/ファイルアップロード-(ワークフロー用)' },
-  '/api-reference/metadata-&-tags/bind-dataset-to-knowledge-base-type-tag': { zh: '/api-reference/元数据和标签/将数据集绑定到知识库类型标签', ja: '/api-reference/メタデータ・タグ/データセットをナレッジベースタイプタグにバインド' },
-  '/api-reference/metadata-&-tags/create-new-knowledge-base-type-tag': { zh: '/api-reference/元数据和标签/创建新的知识库类型标签', ja: '/api-reference/メタデータ・タグ/新しいナレッジベースタイプタグを作成' },
-  '/api-reference/metadata-&-tags/delete-knowledge-base-type-tag': { zh: '/api-reference/元数据和标签/删除知识库类型标签', ja: '/api-reference/メタデータ・タグ/ナレッジベースタイプタグを削除' },
-  '/api-reference/metadata-&-tags/get-knowledge-base-type-tags': { zh: '/api-reference/元数据和标签/获取知识库类型标签', ja: '/api-reference/メタデータ・タグ/ナレッジベースタイプタグを取得' },
-  '/api-reference/metadata-&-tags/modify-knowledge-base-type-tag-name': { zh: '/api-reference/元数据和标签/修改知识库类型标签名称', ja: '/api-reference/メタデータ・タグ/ナレッジベースタイプタグ名を変更' },
-  '/api-reference/metadata-&-tags/query-tags-bound-to-a-dataset': { zh: '/api-reference/元数据和标签/查询绑定到数据集的标签', ja: '/api-reference/メタデータ・タグ/データセットにバインドされたタグをクエリ' },
-  '/api-reference/metadata-&-tags/unbind-dataset-and-knowledge-base-type-tag': { zh: '/api-reference/元数据和标签/解绑数据集和知识库类型标签', ja: '/api-reference/メタデータ・タグ/データセットとナレッジベースタイプタグのバインドを解除' },
-  '/api-reference/models/get-available-embedding-models': { zh: '/api-reference/模型/获取可用的嵌入模型', ja: '/api-reference/モデル/利用可能な埋め込みモデルを取得' },
-  '/api-reference/tts/speech-to-text': { zh: '/api-reference/语音与文字转换/语音转文字', ja: '/api-reference/音声・テキスト変換/音声からテキストへ' },
-  '/api-reference/tts/text-to-audio': { zh: '/api-reference/语音服务/文字转语音', ja: '/api-reference/音声変換/テキストから音声' },
-  '/api-reference/workflow-execution/execute-workflow': { zh: '/api-reference/工作流执行/执行-workflow', ja: '/api-reference/ワークフロー実行/ワークフローを実行' },
-  '/api-reference/workflow-execution/get-workflow-logs': { zh: '/api-reference/工作流执行/获取-workflow-日志', ja: '/api-reference/ワークフロー実行/ワークフローログを取得' },
-  '/api-reference/workflow-execution/get-workflow-run-detail': { zh: '/api-reference/工作流执行/获取workflow执行情况', ja: '/api-reference/ワークフロー実行/ワークフロー実行詳細を取得' },
-  '/api-reference/workflow-execution/stop-workflow-task-generation': { zh: '/api-reference/工作流执行/停止响应-(workflow-task)', ja: '/api-reference/ワークフロー実行/生成を停止-(ワークフロータスク)' },
+  '/api-reference/conversations/list-conversation-messages': { zh: '/api-reference/会话管理/获取会话历史消息', ja: '/api-reference/会話管理/会話履歴メッセージ一覧を取得' },
+  '/api-reference/conversations/list-conversation-variables': { zh: '/api-reference/会话管理/获取对话变量', ja: '/api-reference/会話管理/会話変数の取得' },
+  '/api-reference/conversations/list-conversations': { zh: '/api-reference/会话管理/获取会话列表', ja: '/api-reference/会話管理/会話一覧を取得' },
+  '/api-reference/conversations/rename-conversation': { zh: '/api-reference/会话管理/重命名会话', ja: '/api-reference/会話管理/会話の名前を変更' },
+  '/api-reference/conversations/update-conversation-variable': { zh: '/api-reference/会话管理/更新对话变量', ja: '/api-reference/会話管理/会話変数を更新' },
+  '/api-reference/documents/create-document-by-file': { zh: '/api-reference/文档/从文件创建文档', ja: '/api-reference/ドキュメント/ファイルからドキュメントを作成' },
+  '/api-reference/documents/create-document-by-text': { zh: '/api-reference/文档/从文本创建文档', ja: '/api-reference/ドキュメント/テキストからドキュメントを作成' },
+  '/api-reference/documents/delete-document': { zh: '/api-reference/文档/删除文档', ja: '/api-reference/ドキュメント/ドキュメントを削除' },
+  '/api-reference/documents/download-document': { zh: '/api-reference/文档/下载文档', ja: '/api-reference/ドキュメント/ドキュメントをダウンロード' },
+  '/api-reference/documents/download-documents-as-zip': { zh: '/api-reference/文档/批量下载文档（zip）', ja: '/api-reference/ドキュメント/ドキュメントを一括ダウンロード（zip）' },
+  '/api-reference/documents/get-document': { zh: '/api-reference/文档/获取文档详情', ja: '/api-reference/ドキュメント/ドキュメント詳細を取得' },
+  '/api-reference/documents/get-document-indexing-status': { zh: '/api-reference/文档/获取文档嵌入状态（进度）', ja: '/api-reference/ドキュメント/ドキュメント埋め込みステータス（進捗）を取得' },
+  '/api-reference/documents/list-documents': { zh: '/api-reference/文档/获取知识库的文档列表', ja: '/api-reference/ドキュメント/ナレッジベースのドキュメントリストを取得' },
+  '/api-reference/documents/update-document-by-file': { zh: '/api-reference/文档/用文件更新文档', ja: '/api-reference/ドキュメント/ファイルでドキュメントを更新' },
+  '/api-reference/documents/update-document-by-text': { zh: '/api-reference/文档/用文本更新文档', ja: '/api-reference/ドキュメント/テキストでドキュメントを更新' },
+  '/api-reference/documents/update-document-status-in-batch': { zh: '/api-reference/文档/批量更新文档状态', ja: '/api-reference/ドキュメント/ドキュメントステータスを一括更新' },
+  '/api-reference/end-users/get-end-user-info': { zh: '/api-reference/终端用户/获取终端用户', ja: '/api-reference/エンドユーザー/エンドユーザー取得' },
+  '/api-reference/feedback/list-app-feedbacks': { zh: '/api-reference/消息反馈/获取应用的消息反馈', ja: '/api-reference/メッセージフィードバック/アプリのフィードバック一覧を取得' },
+  '/api-reference/feedback/submit-message-feedback': { zh: '/api-reference/消息反馈/提交消息反馈', ja: '/api-reference/メッセージフィードバック/メッセージフィードバックを送信' },
+  '/api-reference/files/download-file': { zh: '/api-reference/文件操作/下载文件', ja: '/api-reference/ファイル操作/ファイルをダウンロード' },
+  '/api-reference/files/upload-file': { zh: '/api-reference/文件操作/上传文件', ja: '/api-reference/ファイル操作/ファイルをアップロード' },
+  '/api-reference/knowledge-bases/create-an-empty-knowledge-base': { zh: '/api-reference/知识库/创建空知识库', ja: '/api-reference/データセット/空のナレッジベースを作成' },
+  '/api-reference/knowledge-bases/delete-knowledge-base': { zh: '/api-reference/知识库/删除知识库', ja: '/api-reference/データセット/ナレッジベースを削除' },
+  '/api-reference/knowledge-bases/get-knowledge-base': { zh: '/api-reference/知识库/获取知识库详情', ja: '/api-reference/データセット/ナレッジベース詳細を取得' },
+  '/api-reference/knowledge-bases/list-knowledge-bases': { zh: '/api-reference/知识库/获取知识库列表', ja: '/api-reference/データセット/ナレッジベースリストを取得' },
+  '/api-reference/knowledge-bases/retrieve-chunks-from-a-knowledge-base-/-test-retrieval': { zh: '/api-reference/知识库/从知识库检索分段-/-测试检索', ja: '/api-reference/データセット/ナレッジベースからチャンクを取得-/-テスト検索' },
+  '/api-reference/knowledge-bases/update-knowledge-base': { zh: '/api-reference/知识库/更新知识库', ja: '/api-reference/データセット/ナレッジベースを更新' },
+  '/api-reference/knowledge-pipeline/list-datasource-plugins': { zh: '/api-reference/知识流水线/获取数据源插件列表', ja: '/api-reference/ナレッジパイプライン/データソースプラグインリストを取得' },
+  '/api-reference/knowledge-pipeline/run-datasource-node': { zh: '/api-reference/知识流水线/执行数据源节点', ja: '/api-reference/ナレッジパイプライン/データソースノードを実行' },
+  '/api-reference/knowledge-pipeline/run-pipeline': { zh: '/api-reference/知识流水线/运行流水线', ja: '/api-reference/ナレッジパイプライン/パイプラインを実行' },
+  '/api-reference/knowledge-pipeline/upload-pipeline-file': { zh: '/api-reference/知识流水线/上传流水线文件', ja: '/api-reference/ナレッジパイプライン/パイプラインファイルをアップロード' },
+  '/api-reference/metadata/create-metadata-field': { zh: '/api-reference/元数据/创建元数据字段', ja: '/api-reference/メタデータ/メタデータフィールドを作成' },
+  '/api-reference/metadata/delete-metadata-field': { zh: '/api-reference/元数据/删除元数据字段', ja: '/api-reference/メタデータ/メタデータフィールドを削除' },
+  '/api-reference/metadata/get-built-in-metadata-fields': { zh: '/api-reference/元数据/获取内置元数据字段', ja: '/api-reference/メタデータ/組み込みメタデータフィールドを取得' },
+  '/api-reference/metadata/list-metadata-fields': { zh: '/api-reference/元数据/获取元数据字段列表', ja: '/api-reference/メタデータ/メタデータフィールドリストを取得' },
+  '/api-reference/metadata/update-built-in-metadata-field': { zh: '/api-reference/元数据/更新内置元数据字段', ja: '/api-reference/メタデータ/組み込みメタデータフィールドを更新' },
+  '/api-reference/metadata/update-document-metadata-in-batch': { zh: '/api-reference/元数据/批量更新文档元数据', ja: '/api-reference/メタデータ/ドキュメントメタデータを一括更新' },
+  '/api-reference/metadata/update-metadata-field': { zh: '/api-reference/元数据/更新元数据字段', ja: '/api-reference/メタデータ/メタデータフィールドを更新' },
+  '/api-reference/models/get-available-models': { zh: '/api-reference/模型/获取可用模型', ja: '/api-reference/モデル/利用可能なモデルを取得' },
+  '/api-reference/tags/create-knowledge-tag': { zh: '/api-reference/标签/创建知识库标签', ja: '/api-reference/タグ管理/ナレッジベースタグを作成' },
+  '/api-reference/tags/create-tag-binding': { zh: '/api-reference/标签/绑定标签到知识库', ja: '/api-reference/タグ管理/タグをデータセットにバインド' },
+  '/api-reference/tags/delete-knowledge-tag': { zh: '/api-reference/标签/删除知识库标签', ja: '/api-reference/タグ管理/ナレッジベースタグを削除' },
+  '/api-reference/tags/delete-tag-binding': { zh: '/api-reference/标签/解除标签与知识库的绑定', ja: '/api-reference/タグ管理/タグとデータセットのバインドを解除' },
+  '/api-reference/tags/get-knowledge-base-tags': { zh: '/api-reference/标签/获取知识库绑定的标签', ja: '/api-reference/タグ管理/ナレッジベースにバインドされたタグを取得' },
+  '/api-reference/tags/list-knowledge-tags': { zh: '/api-reference/标签/获取知识库标签列表', ja: '/api-reference/タグ管理/ナレッジベースタグリストを取得' },
+  '/api-reference/tags/update-knowledge-tag': { zh: '/api-reference/标签/修改知识库标签', ja: '/api-reference/タグ管理/ナレッジベースタグを変更' },
+  '/api-reference/tts/convert-audio-to-text': { zh: '/api-reference/语音与文字转换/语音转文字', ja: '/api-reference/音声・テキスト変換/音声をテキストに変換' },
+  '/api-reference/tts/convert-text-to-audio': { zh: '/api-reference/语音与文字转换/文字转语音', ja: '/api-reference/音声・テキスト変換/テキストを音声に変換' },
+  '/api-reference/workflow-runs/get-workflow-run-detail': { zh: '/api-reference/工作流执行/获取工作流执行情况', ja: '/api-reference/ワークフロー実行/ワークフロー実行詳細を取得' },
+  '/api-reference/workflow-runs/list-workflow-logs': { zh: '/api-reference/工作流执行/获取工作流日志', ja: '/api-reference/ワークフロー実行/ワークフローログ一覧を取得' },
+  '/api-reference/workflows/get-workflow-run-detail': { zh: '/api-reference/工作流/获取工作流执行情况', ja: '/api-reference/ワークフロー/ワークフロー実行詳細を取得' },
+  '/api-reference/workflows/list-workflow-logs': { zh: '/api-reference/工作流/获取工作流日志', ja: '/api-reference/ワークフロー/ワークフローログ一覧を取得' },
+  '/api-reference/workflows/run-workflow': { zh: '/api-reference/工作流/执行工作流', ja: '/api-reference/ワークフロー/ワークフローを実行' },
+  '/api-reference/workflows/run-workflow-by-id': { zh: '/api-reference/工作流/按-id-执行工作流', ja: '/api-reference/ワークフロー/id-でワークフローを実行' },
+  '/api-reference/workflows/stop-workflow-task': { zh: '/api-reference/工作流/停止工作流任务', ja: '/api-reference/ワークフロー/ワークフロータスクを停止' },
 }