#1: added pwa vite plugin

frontend/vite.config.ts

@@ -17,10 +17,18 @@
 import { defineConfig } from "vite";
 import vue from "@vitejs/plugin-vue";
 import { fileURLToPath } from "node:url";
+import { VitePWA } from 'vite-plugin-pwa'
 
 // https://vitejs.dev/config/
 export default defineConfig({
-  plugins: [vue()],
+  plugins: [
+    vue(),
+    VitePWA({
+      registerType: 'autoUpdate',
+      devOptions: {
+        enabled: true
+      }
+    })],
   resolve: {
     alias: {
       "@": fileURLToPath(new URL("./src", import.meta.url)),