feat: 添加可拖拽的路由停靠组件，支持动态标签管理

apps/admin/src/layouts/MainLayout.tsx

@@ -32,6 +32,7 @@ import { usePermission } from '../hooks/usePermission';
 import api from '../api';
 import { writePermissions } from '../auth/permission-store';
 import NotificationBell from '../components/NotificationBell';
+import RouteDock from '../components/RouteDock';
 import { buildMenu, type AppMenuItem } from '../auth/menu-policy';
 
 const { Header, Sider, Content } = Layout;
@@ -287,6 +288,12 @@ const MainLayout: React.FC = () => {
             </Dropdown>
           </div>
         </Header>
+        <RouteDock
+          location={location}
+          menuItems={menuItems}
+          onNavigate={navigate}
+          draggable={isDesktop}
+        />
         <Content
           className="app-content"
           style={{