[fixed] use router prerender

src/main.ts

@@ -16,5 +16,6 @@ Vue.config.productionTip = false;
 new Vue({
   router,
   store,
-  render: (h) => h(App)
+  render: (h) => h(App),
+  mounted: () => document.dispatchEvent(new Event("x-app-rendered")),
 }).$mount('#app');