Implements cache busting and progressive web app features:
**Version Management:**
- version.json manifest with changelog tracking
- Service worker with automatic update checking (hourly)
- Update notification UI with changelog display
- Configurable forced updates after timeout
- Cache control headers for optimal performance
**PWA Features:**
- manifest.json with app shortcuts
- Apple touch icon support
- "Add to Home Screen" functionality
- Offline support via service worker
**Cache Strategy:**
- HTML: 5-minute cache with revalidation
- CSS/JS: 1-year immutable cache
- Images: 1-year immutable cache
- version.json/service-worker.js: no-cache
**Integration:**
- All main pages updated with PWA meta tags
- Version manager loaded on all user-facing pages
- Production deployment successful
Users who previously visited the site will now automatically receive
update notifications when version changes.
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude <noreply@anthropic.com>
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