更新

src/main.js

@@ -1,5 +1,7 @@
 import { createApp } from 'vue'
 
+import ElementPlus from 'element-plus'
+import 'element-plus/dist/index.css'
 import App from './App.vue'
 import router from './router'
 import pinia from './stores'
@@ -8,6 +10,7 @@ import { useI18nStore } from './stores/modules/i18n'
 
 const app = createApp(App)
 
+app.use(ElementPlus)
 app.use(router)
 app.use(pinia)
 app.use(i18n)