feat: initialize frontend with Vite and PWA support

- Add index.html as the main entry point for the application.
- Create package.json to manage dependencies and scripts for development.
- Include favicon.svg for the application icon.
- Configure PWA assets generation with pwa-assets.config.js.
- Implement counter functionality in counter.js with notification on reaching 5.
- Add JavaScript logo SVG for branding.
- Set up main.js to render the application and handle user interactions.
- Create notification.js to manage browser notifications.
- Implement PWA registration and update handling in pwa.js.
- Style the application with a new style.css file.
- Configure Vite with PWA plugin in vite.config.js for service worker and manifest settings.

frontend/pwa-assets.config.js

@@ -0,0 +1,12 @@
+import {
+    defineConfig,
+    minimal2023Preset as preset,
+} from '@vite-pwa/assets-generator/config'
+
+export default defineConfig({
+    headLinkOptions: {
+        preset: '2023',
+    },
+    preset,
+    images: ['public/favicon.svg'],
+})