feat(app): 添加标签工作室预加载组件

- 引入 LabelStudioPreloader 组件
- 在应用根组件中添加预加载器渲染
- 确保标签工作室资源预先加载完成

frontend/src/main.tsx

@@ -8,6 +8,7 @@ import TopLoadingBar from "./components/TopLoadingBar";
 import { store } from "./store";
 import { Provider } from "react-redux";
 import theme from "./theme";
+import LabelStudioPreloader from "@/components/business/LabelStudioPreloader";
 
 createRoot(document.getElementById("root")!).render(
   <StrictMode>
@@ -16,6 +17,7 @@ createRoot(document.getElementById("root")!).render(
         <AntdApp>
           <Suspense fallback={<Spin />}>
             <TopLoadingBar />
+            <LabelStudioPreloader />
             <RouterProvider router={router} />
           </Suspense>
         </AntdApp>