复用项目页错误提示组件

项目页读取失败提示改为复用 PlatformStatusMessage

删除项目页局部错误提示视觉样式

补充项目页错误状态测试和 TRACKING 记录

src/components/project/ProjectGalleryView.test.tsx

@@ -67,6 +67,18 @@ describe('ProjectGalleryView', () => {
     expect(onOpenProject).toHaveBeenCalledWith('editor-project-1');
   });
 
+  it('renders project loading errors through the shared status message', async () => {
+    listEditorProjectsMock.mockRejectedValueOnce(new Error('读取项目失败'));
+
+    render(<ProjectGalleryView onOpenProject={vi.fn()} />);
+
+    const alert = await screen.findByRole('alert');
+
+    expect(alert.textContent).toContain('读取项目失败');
+    expect(alert.className).toContain('platform-status-message');
+    expect(alert.className).toContain('project-gallery__error');
+  });
+
   it('renames and deletes a project from the hover menu', async () => {
     listEditorProjectsMock.mockResolvedValueOnce(projectItems);
     renameEditorProjectMock.mockResolvedValueOnce({

src/components/project/ProjectGalleryView.tsx

@@ -24,6 +24,7 @@ import {
   PlatformFloatingMenuItem,
 } from '../common/PlatformFloatingMenu';
 import { PlatformIconButton } from '../common/PlatformIconButton';
+import { PlatformStatusMessage } from '../common/PlatformStatusMessage';
 import { PlatformTextField } from '../common/PlatformTextField';
 import { UnifiedModal } from '../common/UnifiedModal';
 
@@ -307,9 +308,14 @@ export function ProjectGalleryView({ onOpenProject }: ProjectGalleryViewProps) {
       </header>
 
       {errorMessage ? (
-        <div className="project-gallery__error" role="alert">
+        <PlatformStatusMessage
+          tone="error"
+          surface="platform"
+          className="project-gallery__error"
+          role="alert"
+        >
           {errorMessage}
-        </div>
+        </PlatformStatusMessage>
       ) : null}
 
       {isLoading ? (