Paul Bailey e793a8e3ea feat: implement QR code check-in system for event attendees ...

- Add UserQRCode component to display unique QR code on user profile
- Add QRCodeScanner component for mobile camera-based scanning
- Create EventCheckInPage for organizers to scan attendee QR codes
- Add backend endpoint POST /api/events/:id/checkin for check-in
- Add check-in button to EventDetailModal for organizers
- Install qrcode.react and html5-qrcode dependencies
- Implement real-time attendee list updates
- Add organizer permission validation
- Prevent duplicate check-ins
- Mobile-optimized with back camera support

2025-11-20 18:52:04 +00:00

297 KiB

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