fix(design): preserve command outcome certainty

tests/unit/image-workspace-store.test.ts

@@ -134,6 +134,97 @@ describe('V2 Living Form store', () => {
     expect(useImageWorkspaceStore.getState().pendingOperations).toEqual({});
   });
 
+  it('settles a definitive reasoner failure without losing the chat draft', async () => {
+    const source = await loadedStore();
+    useImageWorkspaceStore.getState().setChatDraft('画一只会做饭的机器人');
+    submitCommandMock.mockImplementationOnce(async () => {
+      source.emit('design.assistant.delta', {
+        id: 'session-1:7',
+        type: 'design.assistant.delta',
+        workspaceId: 'workspace-1',
+        directionId: 'direction-1',
+        clientOperationId: 'operation-1',
+        directionRevision: 4,
+        chunkIndex: 0,
+        delta: '正在整理',
+      });
+      throw new ImageWorkspaceApiError(
+        502,
+        'design_reasoner_invalid',
+        'AI 没有整理好这次想法，请再试一次',
+        'definitive_failure',
+      );
+    });
+
+    await expect(useImageWorkspaceStore.getState().sendChat()).rejects.toMatchObject({
+      status: 502,
+      code: 'design_reasoner_invalid',
+    });
+
+    expect(useImageWorkspaceStore.getState()).toMatchObject({
+      chatDraft: '画一只会做饭的机器人',
+      error: 'AI 没有整理好这次想法，请再试一次',
+    });
+    expect(useImageWorkspaceStore.getState().pendingOperations).toEqual({});
+    expect(useImageWorkspaceStore.getState().assistantStreams).toEqual({});
+  });
+
+  it('settles any Main-confirmed terminal run without an error-code allowlist', async () => {
+    await loadedStore();
+    submitCommandMock.mockRejectedValueOnce(new ImageWorkspaceApiError(
+      422,
+      'policy_blocked',
+      '当前内容不符合创作安全规则',
+      'definitive_failure',
+    ));
+
+    await expect(useImageWorkspaceStore.getState().requestQuote()).rejects.toMatchObject({
+      code: 'policy_blocked',
+      commandOutcome: 'definitive_failure',
+    });
+
+    expect(useImageWorkspaceStore.getState().pendingOperations).toEqual({});
+    expect(useImageWorkspaceStore.getState().error).toBe('当前内容不符合创作安全规则');
+  });
+
+  it('keeps the accepted command identity when polling auth expires', async () => {
+    const source = await loadedStore();
+    useImageWorkspaceStore.getState().setChatDraft('画一只会做饭的机器人');
+    submitCommandMock.mockImplementationOnce(async () => {
+      source.emit('design.assistant.delta', {
+        id: 'session-1:7',
+        type: 'design.assistant.delta',
+        workspaceId: 'workspace-1',
+        directionId: 'direction-1',
+        clientOperationId: 'operation-1',
+        directionRevision: 4,
+        chunkIndex: 0,
+        delta: '正在整理',
+      });
+      throw new ImageWorkspaceApiError(
+        401,
+        'AUTH_EXPIRED',
+        '登录状态已失效，请重新登录',
+        'unknown',
+      );
+    });
+
+    await expect(useImageWorkspaceStore.getState().sendChat()).rejects.toMatchObject({
+      status: 401,
+      code: 'AUTH_EXPIRED',
+      commandOutcome: 'unknown',
+    });
+
+    expect(useImageWorkspaceStore.getState().chatDraft).toBe('画一只会做饭的机器人');
+    expect(useImageWorkspaceStore.getState().pendingOperations['operation-1']).toMatchObject({
+      id: 'operation-1',
+      status: 'unknown',
+    });
+    expect(useImageWorkspaceStore.getState().assistantStreams).toEqual({
+      'operation-1': '正在整理',
+    });
+  });
+
   it('expires quote blockers only after the canonical Specification changes', async () => {
     await loadedStore();
     const blocker = {