perf: 懒加载表现优化

- 优化路由首进页面过渡策略，减少遮罩阻塞感

- 为菜单导航增加组件预取，降低首次点击等待

- 缩短页面 loading 遮罩过渡时长

easyflow-ui-admin/packages/effects/layouts/src/basic/menu/use-navigation.ts

@@ -7,6 +7,8 @@ import { isHttpUrl, openRouteInNewWindow, openWindow } from '@easyflow/utils';
 function useNavigation() {
   const router = useRouter();
   const routeMetaMap = new Map<string, RouteRecordNormalized>();
+  const prefetchedPaths = new Set<string>();
+  const prefetchingPaths = new Set<string>();
 
   // 初始化路由映射
   const initRouteMetaMap = () => {
@@ -37,6 +39,51 @@ function useNavigation() {
     return router.resolve(path).href;
   };
 
+  const prefetch = (path: string) => {
+    if (
+      isHttpUrl(path) ||
+      prefetchedPaths.has(path) ||
+      prefetchingPaths.has(path)
+    ) {
+      return;
+    }
+    const { matched } = router.resolve(path);
+    if (matched.length === 0) {
+      return;
+    }
+
+    const componentLoadTasks: Array<Promise<unknown>> = [];
+    matched.forEach((route) => {
+      const component = route.components?.default;
+      if (typeof component !== 'function' || component.length > 0) {
+        return;
+      }
+
+      try {
+        const loaded = (component as () => unknown)();
+        if (loaded && typeof (loaded as Promise<unknown>).then === 'function') {
+          componentLoadTasks.push(loaded as Promise<unknown>);
+        }
+      } catch {
+        // 预取失败不影响正常导航
+      }
+    });
+
+    if (componentLoadTasks.length === 0) {
+      prefetchedPaths.add(path);
+      return;
+    }
+
+    prefetchingPaths.add(path);
+    void Promise.allSettled(componentLoadTasks)
+      .then(() => {
+        prefetchedPaths.add(path);
+      })
+      .finally(() => {
+        prefetchingPaths.delete(path);
+      });
+  };
+
   const navigation = async (path: string) => {
     try {
       const route = routeMetaMap.get(path);
@@ -53,6 +100,7 @@ function useNavigation() {
       } else if (openInNewWindow) {
         openRouteInNewWindow(resolveHref(path));
       } else {
+        prefetch(path);
         await router.push({
           path,
           query,
@@ -68,7 +116,7 @@ function useNavigation() {
     return shouldOpenInNewWindow(path);
   };
 
-  return { navigation, willOpenedByWindow };
+  return { navigation, prefetch, willOpenedByWindow };
 }
 
 export { useNavigation };