change folder location

src/plugins/router.js

@@ -0,0 +1,14 @@
+import {createRouter, createWebHistory} from 'vue-router'
+
+const routes = [
+    {path: '', name: 'home', component: () => import('@/views/Home.vue')},
+    {path: '/about', name: 'about', component: () => import('@/views/About.vue')},
+    {path: '/favorite', name: 'favorite', component: () => import('@/views/Favorite.vue')},
+    {path: '/setting', name: 'setting', component: () => import('@/views/Setting.vue')},
+]
+const router = createRouter({
+    routes,
+    history: createWebHistory(),
+})
+
+export default router

src/plugins/vuetify.js

@@ -0,0 +1,27 @@
+import { createApp } from 'vue'
+import { createVuetify, ThemeDefinition } from 'vuetify'
+
+const myCustomLightTheme = {
+  dark: false,
+  colors: {
+    background: '#FFFFFF',
+    surface: '#FFFFFF',
+    primary: '#6200EE',
+    'primary-darken-1': '#3700B3',
+    secondary: '#03DAC6',
+    'secondary-darken-1': '#018786',
+    error: '#B00020',
+    info: '#2196F3',
+    success: '#4CAF50',
+    warning: '#FB8C00',
+  },
+}
+
+export default createVuetify({
+  theme: {
+    defaultTheme: 'myCustomLightTheme',
+    themes: {
+      myCustomLightTheme,
+    },
+  },
+})