Step F1：前端工程骨架 & 登录鉴权

frontend/src/main.ts

@@ -0,0 +1,14 @@
+import { createApp } from "vue";
+import { createPinia } from "pinia";
+import ElementPlus from "element-plus";
+import "element-plus/dist/index.css";
+
+import App from "./App.vue";
+import router from "./router";
+
+const app = createApp(App);
+app.use(createPinia());
+app.use(router);
+app.use(ElementPlus);
+
+app.mount("#app");