- Introduced a new regex pattern for tool groups to support multiple tool placeholders.
- Updated the DefaultToolResolver to format outputs for specific built-in tools (bash, python).
- Enhanced the SkillCompiler to filter out disabled tools in tool groups, ensuring only enabled tools are rendered.
- Added tests to verify the correct behavior of tool group filtering and rendering.
- Updated storage wrappers to utilize a new base class, StorageWrapper, for better delegation of methods.
- Introduced SilentStorage to handle read operations gracefully by returning empty values instead of raising exceptions.
- Enhanced CachedPresignStorage to support batch caching of download URLs, improving performance.
- Refactored FilePresignStorage to support both presigned URLs and signed proxy URLs for downloads.
- Updated AppAssetService to utilize the new storage structure, ensuring consistent asset management.
- Introduced CachedPresignStorage to cache presigned download URLs, reducing repeated API calls.
- Updated AppAssetService to utilize CachedPresignStorage for improved performance in asset download URL generation.
- Refactored asset builders and packagers to support the new storage mechanism.
- Removed unused AppAssetsAttrsInitializer to streamline initialization processes.
- Added unit tests for CachedPresignStorage to ensure functionality and reliability.
- Introduced AppBundleService for managing app bundle publishing and importing, integrating workflow and asset services.
- Added methods for exporting app bundles as ZIP files, including DSL and asset management.
- Implemented source zip extraction and validation to enhance asset import processes.
- Refactored asset packaging to utilize AssetZipPackager for improved performance and organization.
- Enhanced error handling for bundle format and security during import operations.
- Replaced SkillArtifactSet with SkillBundle across various components, enhancing the organization of skill dependencies and references.
- Updated SkillManager methods to load and save bundles instead of artifacts, improving clarity in asset management.
- Refactored SkillCompiler to compile skills into bundles, streamlining the dependency resolution process.
- Adjusted DifyCli and SandboxBashSession to utilize ToolDependencies, ensuring consistent handling of tool references.
- Introduced AssetReferences for better management of file dependencies within skill bundles.
- Introduced SandboxManager.delete_storage method for improved storage management.
- Refactored skill loading and tool artifact handling in DifyCliInitializer and SandboxBashSession.
- Updated LLMNode to extract and compile tool artifacts, enhancing integration with skills.
- Improved attribute management in AttrMap for better error handling and retrieval methods.
- Added AttrMap and AttrKey classes for type-safe attribute storage.
- Implemented AppAssetsAttrs and SkillAttrs for managing application and skill attributes.
- Refactored Sandbox and initializers to utilize the new attribute management system, enhancing modularity and clarity in asset handling.
- Moved sandbox-related classes and functions into a dedicated module for better organization.
- Updated the sandbox initialization process to streamline asset management and environment setup.
- Removed deprecated constants and refactored related code to utilize new sandbox entities.
- Enhanced the workflow context to support sandbox integration, allowing for improved state management during execution.
- Adjusted various components to utilize the new sandbox structure, ensuring compatibility across the application.
- Introduced DraftAppAssetsInitializer for handling draft assets.
- Updated SandboxLayer to conditionally set sandbox ID and storage based on workflow version.
- Improved asset initialization logging and error handling.
- Refactored ArchiveSandboxStorage to support exclusion patterns during archiving.
- Modified command and LLM nodes to retrieve sandbox from workflow context, supporting draft workflows.
- Add AppAssetsInitializer to load published app assets into sandbox
- Refactor VMFactory.create() to VMBuilder with builder pattern
- Extract SandboxInitializer base class and DifyCliInitializer
- Simplify SandboxLayer constructor (remove options/environments params)
- Fix circular import in sandbox module by removing eager SandboxBashTool export
- Update SandboxProviderService to return VMBuilder instead of VirtualEnvironment
- Add helpers.py with connection management utilities:
- with_connection: context manager for connection lifecycle
- submit_command: execute command and return CommandFuture
- execute: run command with auto connection, raise on failure
- try_execute: run command with auto connection, return result
- Add CommandExecutionError to exec.py for typed error handling
with access to exit_code, stderr, and full result
- Remove run_command method from VirtualEnvironment base class
(now available as submit_command helper)
- Update all call sites to use new helper functions:
- sandbox/session.py
- sandbox/storage/archive_storage.py
- sandbox/bash/bash_tool.py
- workflow/nodes/command/node.py
- Add comprehensive unit tests for helpers with connection reuse
