StartHub — React (CDN) attractive build

Files:

• index.html
• style.css
• app.jsx
• config.js (place your OpenWeather API key)
• manifest.json
• sw.js

How to run:

1. Serve the folder over HTTP (localhost): python -m http.server 8000
2. Open http://localhost:8000
3. Replace OPENWEATHER_API_KEY in config.js to enable weather.

Notes:

• Service Worker only registers on localhost or HTTPS.
• The search bar container has a slight blur (backdrop-filter) as requested.