- Added support for multiple payment gateways, including ZarinPal and TwentyCard, through a new IPaymentGatewayResolver.
- Updated PaymentRequest DTO to include payer name and invoice number for better transaction tracking.
- Enhanced PackageService to dynamically determine payment amounts based on the selected gateway.
- Updated appsettings to include configuration for TwentyCard payment options.
- Bumped Protobuf project version to reflect the addition of new features and changes.