classroom-instruments/src/main.ts

import { createApp } from 'vue';
import App from './App.tsx';
import router from './router/index';
import dayjs from 'dayjs';
import 'dayjs/locale/zh-cn';
import './styles/index.less';
const app = createApp(App);

dayjs.locale('zh-ch');

app.use(router);
app.mount('#app');