Remove more vuetify 3 stuff

src/App.vue

 <template>
-  <v-app>
-    <v-main>
-      <router-view />
-    </v-main>
-  </v-app>
+  <router-view />
 </template>
-
-<script>
-export default {
-  name: "App",
-
-  data: () => ({
-    //
-  }),
-};
-</script>

src/plugins/vuetify.js

-// Styles
-import "@mdi/font/css/materialdesignicons.css";
-import "vuetify/styles";
-
-// Vuetify
-import { createVuetify } from "vuetify";
-
-export default createVuetify();
-// https://vuetifyjs.com/en/introduction/why-vuetify/#feature-guides

src/plugins/webfontloader.js

-/**
- * plugins/webfontloader.js
- *
- * webfontloader documentation: https://github.com/typekit/webfontloader
- */
-
-export async function loadFonts() {
-  const webFontLoader = await import(
-    /* webpackChunkName: "webfontloader" */ "webfontloader"
-  );
-
-  webFontLoader.load({
-    google: {
-      families: ["Roboto:100,300,400,500,700,900&display=swap"],
-    },
-  });
-}