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

# Conflicts:
#	docs/subsystems/tasks.i18n.yaml
#	docs/subsystems/tasks.md
#	docs/subsystems/tasks.zh.md
#	packages/host/apiproxy/README.i18n.yaml
#	packages/host/apiproxy/README.md
#	packages/host/apiproxy/README.zh.md
#	packages/host/apiproxy/src/api-proxy.ts
#	packages/tasks/tasks-local/src/index.ts
#	packages/tasks/tasks/README.i18n.yaml
#	packages/tasks/tasks/README.md
#	packages/tasks/tasks/README.zh.md
#	packages/tasks/tasks/src/index.ts

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

@@ -12,7 +12,9 @@ import type {
   UserMessageNode, WorkspaceListState,
 } from '@deepseek-ai/dsh-client-runtime/client'
 import { bindSnapshotSelector } from '@deepseek-ai/dsh-client-web-react'
-import { createSnapshotStore, PendingWait } from '@deepseek-ai/dsh-client-runtime/client'
+import {
+  createSnapshotStore, EMPTY_CONVERSATION_VIEWS, PendingWait,
+} from '@deepseek-ai/dsh-client-runtime/client'
 import { RpcId } from '@deepseek-ai/dsh-client-connection/client'
 import type {
   ChatNode, ChatNodeOwnerProps, ChatNodeViewProps, ChatViewSlotProps, SelectionTarget, UseChatNodeTurnData,
@@ -47,7 +49,8 @@ type RoutedChatNodeOwner = ChatNodeOwnerProps & { readonly node: ChatNode }
 
 function snapshotBase(): ConversationSnapshot {
   return {
-    sessionId: SID, chat: chatSnapshotFixture(), nodes: [], turnTimings: new Map(), turnEnds: new Map(), partial: null, runningCalls: [],
+    sessionId: SID, views: EMPTY_CONVERSATION_VIEWS, chat: chatSnapshotFixture(), nodes: [],
+    turnTimings: new Map(), turnEnds: new Map(), partial: null, runningCalls: [],
     pending: [], queue: [], running: false, composerPhase: 'active', removed: false, openState: 'open', openError: null,
     hasMore: false, loadingOlder: false, promptError: null, blank: false, subagent: null, lastAgentError: null,
   }
@@ -261,7 +264,13 @@ function makeHarness(init?: Partial<ConversationSnapshot>) {
     useWorkspaces: emptyWorkspaces(),
     useProjection: (() => undefined),
     useInput: (() => { throw new Error('unused') }),
-    inputActions: { setDraft: () => {}, submit: () => {} },
+    inputActions: {
+      setDraft: () => {},
+      addImages: () => true,
+      removeImage: () => {},
+      pruneImages: () => {},
+      submit: () => {},
+    },
     useStore: bindSnapshotSelector(chat),
     actions: chat.actions,
     renderSlot,
@@ -269,6 +278,7 @@ function makeHarness(init?: Partial<ConversationSnapshot>) {
     openDetails,
     openFile,
     loadOlder,
+    loadImage: vi.fn(() => Promise.reject(new Error('not used'))),
     inspectCall,
     chatScroll,
     forkAt,
@@ -459,9 +469,6 @@ describe('ChatView', () => {
     expect(view.queryByText('later')).toBeNull()
     const pendingBubble = view.getByText('interrupt now').closest('[data-pending-steering]')
     expect(pendingBubble).not.toBeNull()
-    // Pending and durable steering carry the same interjection caption, so the
-    // hand-off does not change what the row says it is.
-    expect(within(pendingBubble as HTMLElement).getByText('插话')).toBeTruthy()
     fireEvent.click(within(pendingBubble as HTMLElement).getByRole('button', { name: '复制' }))
     expect(writeText).toHaveBeenCalledWith('interrupt now')
     expect(within(pendingBubble as HTMLElement).queryByRole('button', { name: '在新对话中分支' })).toBeNull()
@@ -483,7 +490,6 @@ describe('ChatView', () => {
     })
     expect(view.getAllByText('interrupt now')).toHaveLength(1)
     expect(view.container.querySelector('[data-pending-steering]')).toBeNull()
-    expect(view.getAllByText('插话')).toHaveLength(1)
     // Only the durable steering bubble: the turn is still running, so its
     // assistant narration owns no footer yet, and a steering bubble never
     // carries a branch action.