Merge remote-tracking branch 'origin/master' into worktree/web-background-tasks-display-258f7e

# Conflicts:
#	docs/cordis-catalog/services.md
#	docs/subsystems/lsp.i18n.yaml
#	docs/subsystems/tasks.md
#	docs/subsystems/tasks.zh.md
#	packages/client/README.i18n.yaml
#	packages/client/runtime/README.i18n.yaml
#	packages/host/apiproxy/README.i18n.yaml
#	packages/host/apiproxy/tsconfig.json
#	packages/tasks/tasks/README.i18n.yaml
#	tsconfig.base.json

packages/client/ui-conversation/tests/chat-view.spec.tsx

@@ -180,6 +180,8 @@ function makeHarness(init?: Partial<ConversationSnapshot>) {
     inspectCall,
     chatScroll,
     forkAt,
+    // Absent-service default; mention tests override with a real resolver.
+    fileMentions: () => undefined,
     // Mirrors the real lookup chain (conversation namespace, then common).
     t,
   }
@@ -350,6 +352,45 @@ describe('chat-flow derivation', () => {
     expect([...assistantActionsSeqs(nodes, new Map([[1, 5]]))]).toEqual([5])
   })
 
+  it('threads the injected file-mention vocabulary into the closing prose only', () => {
+    const wrote = (seq: number, callId: string, path: string): ToolResultNode => ({
+      ...toolResult(seq, callId, 'write'),
+      callView: {
+        card: 'diff', title: 'Write', diffs: [{ path, oldText: null, newText: 'x' }], locations: [{ path }],
+      },
+    })
+    const h = makeHarness({
+      nodes: [
+        user(1, 'build it'),
+        assistant(2, 'writing `report.html` now', 1),
+        wrote(3, 'w', 'site/report.html'),
+        assistant(4, 'Wrote `report.html`; `notes.md` untouched.', 1),
+      ],
+      turnEnds: new Map([[1, 4]]),
+    })
+    // Stub provider mirroring the real service: only produced files resolve.
+    h.props.fileMentions = owner => ({
+      resolve: (value) => {
+        if (value !== 'report.html') return undefined
+        return {
+          open: () => { h.openFile(`for-seq-${String(owner.seq)}/site/report.html`) },
+          label: '打开 site/report.html',
+          title: 'site/report.html',
+        }
+      },
+    })
+    const view = render(<h.ChatView {...h.props} />)
+    // Exactly one live mention: the closing message links, the mid-turn
+    // narration stays inert code, and the unknown file resolves to nothing.
+    const mentions = view.container.querySelectorAll('code button')
+    expect(mentions).toHaveLength(1)
+    const mention = view.getByRole('button', { name: '打开 site/report.html' })
+    expect(mention.getAttribute('title')).toBe('site/report.html')
+    fireEvent.click(mention)
+    // The vocabulary was built from the closing message's own owner currency.
+    expect(h.openFile).toHaveBeenCalledWith('for-seq-4/site/report.html')
+  })
+
   it('runningTurnStartTime selects the latest turn/start without a turn/end', () => {
     expect(runningTurnStartTime(new Map([
       [1, { startTime: 1_000, endTime: 5_000 }],

packages/client/ui-conversation/tests/input-bar.spec.tsx

@@ -1,7 +1,7 @@
 // @vitest-environment jsdom
 // InputBar behavior over the machine wiring: Enter-send semantics (IME guard,
 // Shift newline, busy Enter policy, Ctrl/Meta steering, repeat suppression), running
-// semantics (input stays free; primary turns stop), the machine pending lock,
+// semantics (input stays free; continuable children keep Send beside Stop), the machine pending lock,
 // decoration backdrop, error/notice strips, and the focus-keeping mousedown.
 
 import { afterEach, describe, expect, it, onTestFinished, vi } from 'vitest'
@@ -143,11 +143,14 @@ function bench(over?: BenchOptions) {
   }
   const view = render(<InputBar {...props} />)
   const textarea = view.container.querySelector('textarea')!
-  const stopping = over?.running === true && over.subagent === undefined
+  const primaryStops = over?.running === true && over.subagent === undefined
   const button = view.container.querySelector<HTMLButtonElement>(
-    `button[aria-label="${stopping ? '停止生成' : '发送消息'}"]`,
+    `button[aria-label="${primaryStops ? '停止生成' : '发送消息'}"]`,
   )!
-  return { view, textarea, button, props, sink, shell, wiring: shell, session, stop, slotCalls, menuLauncher }
+  const interruptButton = view.container.querySelector<HTMLButtonElement>('button[aria-label="停止生成"]')
+  return {
+    view, textarea, button, interruptButton, props, sink, shell, wiring: shell, session, stop, slotCalls, menuLauncher,
+  }
 }
 
 describe('Enter semantics', () => {
@@ -250,8 +253,8 @@ describe('running and lock semantics (queue cut 1)', () => {
     expect(ctrl.sink).toHaveBeenCalledWith('also queue', 'queue')
   })
 
-  it('running subagent primary admits a follow-up instead of exposing Stop', () => {
-    const { button, sink, stop } = bench({
+  it('running continuable subagent keeps Send beside an independent Stop', () => {
+    const { button, interruptButton, textarea, sink, stop } = bench({
       running: true,
       draft: '后续消息',
       subagent: {
@@ -264,22 +267,53 @@ describe('running and lock semantics (queue cut 1)', () => {
       },
     })
     expect(button.getAttribute('aria-label')).toBe('发送消息')
+    expect(interruptButton).not.toBeNull()
+    expect(textarea.disabled).toBe(false)
     fireEvent.click(button)
     expect(sink).toHaveBeenCalledWith('后续消息', 'queue')
-    expect(stop).not.toHaveBeenCalled()
+    fireEvent.click(interruptButton!)
+    expect(stop).toHaveBeenCalledTimes(1)
+  })
 
-    const empty = bench({
+  it('parent-offline running continuable locks Send but keeps independent Stop usable', () => {
+    const { button, interruptButton, textarea, stop, view } = bench({
       running: true,
+      draft: '',
       subagent: {
         address: {
           parentSessionId: 'parent' as SessionId,
           childSessionId: SID,
           mode: 'continuable',
         },
+        parentAvailable: false,
+      },
+    })
+    expect(textarea.disabled).toBe(true)
+    expect(textarea.placeholder).toBe('父会话已离线，无法继续发送；仍可停止当前运行')
+    expect((view.getByLabelText('命令') as HTMLButtonElement).disabled).toBe(true)
+    expect(button.getAttribute('aria-label')).toBe('发送消息')
+    expect(button.disabled).toBe(true)
+    expect(interruptButton?.disabled).toBe(false)
+    fireEvent.click(interruptButton!)
+    expect(stop).toHaveBeenCalledTimes(1)
+  })
+
+  it('running one-shot subagent never exposes Stop', () => {
+    const { button, interruptButton, stop } = bench({
+      running: true,
+      draft: '不可停止',
+      subagent: {
+        address: {
+          parentSessionId: 'parent' as SessionId,
+          childSessionId: SID,
+          mode: 'one-shot',
+        },
         parentAvailable: true,
       },
     })
-    expect(empty.button.disabled).toBe(true)
+    expect(button.getAttribute('aria-label')).toBe('发送消息')
+    expect(interruptButton).toBeNull()
+    expect(stop).not.toHaveBeenCalled()
   })
 
   it('keeps both running subagent Enter gestures on Queue transport', () => {