fix: 恢复home.ts的title字段，修复buildHierarchyTree处理无title路由导致的运行时crash

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

haha-admin-web/src/router/modules/home.ts

@@ -5,6 +5,7 @@ export default {
   component: Layout,
   redirect: "/dashboard/index",
   meta: {
+    title: "首页",
     showLink: false
   }
 } satisfies RouteConfigsTable;