feat: 重构 AppMenu 组件以动态生成菜单项，更新路由和样式，添加返回按钮

src/plugins/router.ts

@@ -1,13 +1,19 @@
 import { DataLoaderPlugin } from 'unplugin-vue-router/data-loaders';
-import { setupLayouts } from 'virtual:generated-layouts';
+import { setupLayouts, createGetRoutes } from 'virtual:generated-layouts';
 import { createRouter, createWebHistory } from 'vue-router/auto';
 import { handleHotUpdate, routes } from 'vue-router/auto-routes';
 
 const router = createRouter({
   history: createWebHistory(import.meta.env.BASE_URL),
-  routes: setupLayouts(routes),
+  routes: /* routes ?? */ setupLayouts(routes),
   strict: true,
-  scrollBehavior: () => ({ left: 0, top: 0 }),
+  scrollBehavior: (_to, _from, savedPosition) => {
+    if (savedPosition) {
+      return savedPosition;
+    } else {
+      return { left: 0, top: 0 };
+    }
+  },
 });
 if (import.meta.hot) handleHotUpdate(router);
 if ($__DEV__) Object.assign(window, { router });
@@ -22,6 +28,14 @@ export function install({ app }: { app: import('vue').App<Element> }) {
     .use(DataLoaderPlugin, { router })
     // adding the router will trigger the initial navigation
     .use(router);
+  if ('2' === ('1' as never)) {
+    const getRoutes = createGetRoutes(router);
+    const setupLayoutsResult = setupLayouts(routes);
+
+    console.debug(`routes :>> `, routes);
+    console.debug(`getRoutes() :>> `, getRoutes()); // 获取路由表但是不包含布局路由
+    console.debug(`setupLayoutsResult :>> `, setupLayoutsResult);
+  }
 }
 // ========================================================================
 // =========================== Router Guards ==============================