diff --git a/web/app/components/workflow/skill/editor-area.tsx b/web/app/components/workflow/skill/editor-area.tsx
index 862af84db4..6d36c7f979 100644
--- a/web/app/components/workflow/skill/editor-area.tsx
+++ b/web/app/components/workflow/skill/editor-area.tsx
@@ -5,10 +5,7 @@ type EditorAreaProps = PropsWithChildren
 
 const EditorArea: FC<EditorAreaProps> = ({ children }) => {
   return (
-    <section
-      className="flex flex-1 flex-col rounded-lg"
-      data-component="editor-area"
-    >
+    <section className="flex flex-1 flex-col rounded-lg">
       {children}
     </section>
   )
diff --git a/web/app/components/workflow/skill/editor-body.tsx b/web/app/components/workflow/skill/editor-body.tsx
index 9128ff950e..5767829842 100644
--- a/web/app/components/workflow/skill/editor-body.tsx
+++ b/web/app/components/workflow/skill/editor-body.tsx
@@ -5,10 +5,7 @@ type EditorBodyProps = PropsWithChildren
 
 const EditorBody: FC<EditorBodyProps> = ({ children }) => {
   return (
-    <div
-      className="flex flex-1"
-      data-component="editor-body"
-    >
+    <div className="flex flex-1">
       {children}
     </div>
   )
diff --git a/web/app/components/workflow/skill/editor-tab-item.tsx b/web/app/components/workflow/skill/editor-tab-item.tsx
index f7f11bb7d5..1f497a32ce 100644
--- a/web/app/components/workflow/skill/editor-tab-item.tsx
+++ b/web/app/components/workflow/skill/editor-tab-item.tsx
@@ -25,7 +25,6 @@ const EditorTabItem: FC<EditorTabItemProps> = ({ item }) => {
         'group flex shrink-0 items-center gap-1.5 border-r border-components-panel-border-subtle px-2.5 pb-2 pt-2.5',
         isActive ? 'bg-components-panel-bg' : 'bg-transparent',
       )}
-      data-component="editor-tab-item"
     >
       <div className="flex items-center gap-1">
         <div className={cn('flex size-5 items-center justify-center', !isActive && 'opacity-70')}>
diff --git a/web/app/components/workflow/skill/editor-tabs.tsx b/web/app/components/workflow/skill/editor-tabs.tsx
index ab4b44b1ba..603585fc05 100644
--- a/web/app/components/workflow/skill/editor-tabs.tsx
+++ b/web/app/components/workflow/skill/editor-tabs.tsx
@@ -14,7 +14,6 @@ const EditorTabs: FC<EditorTabsProps> = ({ items }) => {
       className={cn(
         'flex items-center overflow-hidden rounded-t-lg border-b border-components-panel-border-subtle bg-components-panel-bg-alt',
       )}
-      data-component="editor-tabs"
     >
       {items.map(item => (
         <EditorTabItem key={item.id} item={item} />
diff --git a/web/app/components/workflow/skill/file-item.tsx b/web/app/components/workflow/skill/file-item.tsx
index 1b06ee0152..dedfc02c42 100644
--- a/web/app/components/workflow/skill/file-item.tsx
+++ b/web/app/components/workflow/skill/file-item.tsx
@@ -19,7 +19,6 @@ const FileItem: FC<FileItemProps> = ({ name, prefix, active = false }) => {
         'flex h-6 items-center rounded-md pl-2 pr-1.5 text-text-secondary',
         active && 'bg-state-base-active text-text-primary',
       )}
-      data-component="file-item"
     >
       {prefix}
       <div className="flex items-center gap-2 py-0.5">
diff --git a/web/app/components/workflow/skill/files.tsx b/web/app/components/workflow/skill/files.tsx
index 4c428a2adb..765dbe2c69 100644
--- a/web/app/components/workflow/skill/files.tsx
+++ b/web/app/components/workflow/skill/files.tsx
@@ -82,7 +82,7 @@ const Files: FC<FilesProps> = ({ items, activeItemId }) => {
   }
 
   return (
-    <div className="flex min-h-0 flex-1 flex-col" data-component="files">
+    <div className="flex min-h-0 flex-1 flex-col">
       <div className="flex min-h-0 flex-1 flex-col gap-px overflow-auto px-1 pb-0 pt-1">
         {renderNodes(SKILL_ROOT_ID, 0)}
       </div>
diff --git a/web/app/components/workflow/skill/fold-item.tsx b/web/app/components/workflow/skill/fold-item.tsx
index 93f977a608..62517e95a8 100644
--- a/web/app/components/workflow/skill/fold-item.tsx
+++ b/web/app/components/workflow/skill/fold-item.tsx
@@ -19,7 +19,6 @@ const FoldItem: FC<FoldItemProps> = ({ name, prefix, active = false, open = fals
         'flex h-6 items-center rounded-md pl-2 pr-1.5 text-text-secondary',
         active && 'bg-state-base-active text-text-primary',
       )}
-      data-component="fold-item"
     >
       {prefix}
       <div className="flex items-center gap-2 py-0.5">
diff --git a/web/app/components/workflow/skill/sidebar-search-add.tsx b/web/app/components/workflow/skill/sidebar-search-add.tsx
index 0e139c0cac..73ef5273df 100644
--- a/web/app/components/workflow/skill/sidebar-search-add.tsx
+++ b/web/app/components/workflow/skill/sidebar-search-add.tsx
@@ -13,10 +13,7 @@ const SidebarSearchAdd: FC = () => {
   const { t } = useTranslation()
 
   return (
-    <div
-      className="flex items-center gap-1 bg-components-panel-bg p-2"
-      data-component="sidebar-search-add"
-    >
+    <div className="flex items-center gap-1 bg-components-panel-bg p-2">
       <SearchInput
         value={value}
         onChange={setValue}
diff --git a/web/app/components/workflow/skill/sidebar.tsx b/web/app/components/workflow/skill/sidebar.tsx
index 03f86f757a..4d5735f274 100644
--- a/web/app/components/workflow/skill/sidebar.tsx
+++ b/web/app/components/workflow/skill/sidebar.tsx
@@ -5,10 +5,7 @@ type SidebarProps = PropsWithChildren
 
 const Sidebar: FC<SidebarProps> = ({ children }) => {
   return (
-    <aside
-      className="flex w-[320px] shrink-0 flex-col gap-px overflow-hidden rounded-[10px] border border-components-panel-border-subtle bg-components-panel-bg"
-      data-component="sidebar"
-    >
+    <aside className="flex w-[320px] shrink-0 flex-col gap-px overflow-hidden rounded-[10px] border border-components-panel-border-subtle bg-components-panel-bg">
       {children}
     </aside>
   )
diff --git a/web/app/components/workflow/skill/skill-doc-editor.tsx b/web/app/components/workflow/skill/skill-doc-editor.tsx
index 7a8f347657..29e0385316 100644
--- a/web/app/components/workflow/skill/skill-doc-editor.tsx
+++ b/web/app/components/workflow/skill/skill-doc-editor.tsx
@@ -3,10 +3,7 @@ import * as React from 'react'
 
 const SkillDocEditor: FC = () => {
   return (
-    <div
-      className="h-full w-full overflow-y-auto bg-components-panel-bg"
-      data-component="skill-doc-editor"
-    />
+    <div className="h-full w-full overflow-y-auto bg-components-panel-bg" />
   )
 }
 
diff --git a/web/app/components/workflow/skill/skill-page-layout.tsx b/web/app/components/workflow/skill/skill-page-layout.tsx
index 92547990e7..918da9731d 100644
--- a/web/app/components/workflow/skill/skill-page-layout.tsx
+++ b/web/app/components/workflow/skill/skill-page-layout.tsx
@@ -5,10 +5,7 @@ type SkillPageLayoutProps = PropsWithChildren
 
 const SkillPageLayout: FC<SkillPageLayoutProps> = ({ children }) => {
   return (
-    <div
-      className="flex h-full gap-3"
-      data-component="skill-page-layout"
-    >
+    <div className="flex h-full gap-3">
       {children}
     </div>
   )