add pwa

vite.config.ts

@@ -4,6 +4,7 @@ import { fileURLToPath } from 'node:url'
 import AutoImport from 'unplugin-auto-import/vite'
 import Components from 'unplugin-vue-components/vite'
 import { defineConfig } from 'vite'
+import { VitePWA } from 'vite-plugin-pwa'
 import vuetify from 'vite-plugin-vuetify'
 
 // https://vitejs.dev/config/
@@ -26,6 +27,7 @@ export default defineConfig({
       imports: ['vue', 'vue-router', '@vueuse/core', '@vueuse/math', 'pinia'],
       vueTemplate: true,
     }),
+    VitePWA({ registerType: 'autoUpdate', injectRegister: 'auto'}),
   ],
   define: { 'process.env': {} },
   resolve: {