É-Panier - Système de Portefeuille de Paiement Pour les Scripts de Commerce Électrique Botble 1.0.24

- Added unified discount code & gift card input field at checkout (Shopify-style single input that auto-detects coupon vs gift card)
- Added setting toggle to merge or separate coupon and gift card input fields
- Added smart routing that skips already-applied discount types when applying codes
- Added individual remove buttons for both applied coupon and gift card states
- Moved wallet balance display into the wallet payment method item instead of a separate section above payment methods
- Improved checkout UX on mobile by always showing the discount input inline (no hidden bottom sheet)

- Added gift card feature with partial use option
- Added SePay and PayFS payment gateway support
- Improved multi-currency wallet support
- Enhanced bank transfer top-up flow
- Improved payment methods handling
- Improved error messages for insufficient balance and duplicate transactions
- Improved language dropdown
- Improved database structure for better performance
- Corrected translations