- Add keyboard navigation to /bets and /bets/new pages (admin and cashier)
- Add keyboard navigation to /cashier/verify-bet page with auto-focus
- Implement conditional QR code and barcode printing based on settings
- Remove fist icon and MBETTER title from printed receipts
- Remove FIXTURE, ITEMS, and STATUS lines from receipts
- Add python-barcode dependency for barcode generation
- Update PyInstaller build script with barcode imports
- Apply receipt changes to all bet list and detail pages