fix(agents): open cards from home and align sidebar navigation

tests/unit/main-layout-module-gate.test.tsx

@@ -23,11 +23,12 @@ vi.mock('@/components/layout/Sidebar', () => ({
   ),
 }));
 vi.mock('@/components/layout/TitleBar', () => ({
-  TitleBar: ({ integrated = false, overlay = false, showSidebarControls = true, pageTitle, sidebarPeekOpen = false, onSidebarPeekChange }: {
+  TitleBar: ({ integrated = false, overlay = false, showSidebarControls = true, pageTitle, showModuleReturn = false, sidebarPeekOpen = false, onSidebarPeekChange }: {
     integrated?: boolean;
     overlay?: boolean;
     showSidebarControls?: boolean;
     pageTitle?: string;
+    showModuleReturn?: boolean;
     sidebarPeekOpen?: boolean;
     onSidebarPeekChange?: (open: boolean, source: 'toggle' | 'focus' | 'sidebar' | 'titlebar') => void;
   }) => (
@@ -37,6 +38,7 @@ vi.mock('@/components/layout/TitleBar', () => ({
       data-overlay={overlay ? 'true' : 'false'}
       data-sidebar-controls={showSidebarControls ? 'true' : 'false'}
       data-page-title={pageTitle ?? ''}
+      data-module-return={String(showModuleReturn)}
       data-peek-open={String(sidebarPeekOpen)}
       data-has-peek-handler={String(Boolean(onSidebarPeekChange))}
     />
@@ -93,8 +95,9 @@ describe('MainLayout module isolation', () => {
     renderLayout('/cloud-agents');
     expect(screen.getByTestId('main-content')).toHaveClass('h-full', 'overflow-hidden', 'p-0');
     expect(screen.getByTestId('main-content')).not.toHaveClass('p-5', 'sm:p-6');
-    expect(screen.getByTestId('titlebar-stub')).toHaveAttribute('data-page-title', '智能体工作区');
+    expect(screen.getByTestId('titlebar-stub')).toHaveAttribute('data-page-title', '我的智能体');
     expect(screen.getByTestId('titlebar-stub')).toHaveAttribute('data-overlay', 'false');
+    expect(screen.getByTestId('titlebar-stub')).toHaveAttribute('data-module-return', 'true');
     expect(screen.getByTestId('sidebar-stub')).toHaveAttribute('data-hide-on-compact', 'false');
   });
 
@@ -110,6 +113,7 @@ describe('MainLayout module isolation', () => {
 
     expect(screen.getByTestId('route-content')).toBeVisible();
     expect(screen.queryByTestId('project-initialization-gate')).not.toBeInTheDocument();
+    expect(screen.getByTestId('titlebar-stub')).toHaveAttribute('data-module-return', 'false');
     expect(screen.getByTestId('titlebar-stub')).toHaveAttribute('data-overlay', 'false');
   });