fix: stabilize local admin auth workflow

apps/web/src/router/index.js

@@ -9,7 +9,7 @@ import LoginPage from '@/pages/LoginPage.vue';
 import { useAuth } from '@/composables/useAuth.js';
 import AdminImagePage from '@/pages/AdminImagePage.vue';
 
-export default createRouter({
+const router = createRouter({
   history: createWebHistory(),
   routes: [
     { path: '/', name: 'catalog', component: CatalogPage },
@@ -27,6 +27,8 @@ export default createRouter({
   ],
 });
 
+export default router;
+
 const auth = useAuth();
 router.beforeEach(async (to) => {
   if (!to.path.startsWith('/admin')) return true;