dtScreen/src/main.js

import Vue from "vue";
import App from "./App.vue";
import router from "./router";
import "./styles/base.css";
import '@/utils/rem.js';

// Mock 拦截器（切真实后端时删除下面这行）
import '@/mock/mockAdapter';
import MessageDialog from "./components/ui/MessageDialog/index.js";

// 挂载为全局方法
Vue.prototype.$msg = MessageDialog;

Vue.config.productionTip = false;

new Vue({
  router,
  render: h => h(App)
}).$mount("#app");