- Add confirmation modal for booking cancellations
- Implement proper error handling and success messages
- Fix live updates for booking status changes
- Add manual refetch to ensure immediate UI updates
- Auto-delete past availability slots on list access
- Add manual cleanup function for past slots
- Improve user experience with instant feedback
- Add manual refetch calls after slot creation/deletion
- Ensure availability list updates immediately after changes
- Fix issue where slots didn't appear in list after adding
- Improve user experience with real-time updates
- Neues Stornierungssystem mit sicheren Token-basierten Links
- Stornierungsfrist konfigurierbar über MIN_STORNO_TIMESPAN (24h Standard)
- Stornierungs-Seite mit Buchungsdetails und Ein-Klick-Stornierung
- Automatische Slot-Freigabe bei Stornierung
- Stornierungs-Link in Bestätigungs-E-Mails integriert
- Alle E-Mails enthalten jetzt Links zur Hauptseite (DOMAIN Variable)
- Schöne HTML-Buttons und Text-Links in allen E-Mail-Templates
- Vollständige Validierung: Vergangenheits-Check, Token-Ablauf, Stornierungsfrist
- Responsive Stornierungs-Seite mit Loading-States und Fehlerbehandlung
- Dokumentation in README.md aktualisiert
- Add admin calendar component with booking overview and status management
- Implement treatment-specific availability slots with automatic duration
- Enhance availability management with better UI and error handling
- Move admin credentials to .env configuration
- Add .env.example with all required environment variables
- Update README.md with comprehensive setup guide including PowerShell password hash generation
- Improve slot deletion with proper error handling and user feedback
- Add toast notifications for better UX
- Replace emoji icons with Stargil Nails logo in header and loading spinner
- Add favicon.png to public directory
- Copy logo to public/assets for browser access
- Update vite.config.ts to serve public directory
- Add favicon link to HTML head section
