feat(payment): implement multi-gateway support and enhance payment processing

- 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.

src/CMSMicroservice.WebApi/appsettings.Staging.json

@@ -4,6 +4,23 @@
     "MerchantId": "4225d555-5fa9-4df0-9b61-1ce152cbbba8",
     "UseSandbox": true
   },
+  "TwentyCard": {
+    "BaseUrl": "https://sandbox.20card.ir/ipg",
+    "TerminalId": "",
+    "TerminalUsername": "",
+    "TerminalPassword": "",
+    "CreditPortalUrl": "https://20card.ir",
+    "Packages": {
+      "4": {
+        "GatewayAmountToman": 9700000,
+        "WalletCreditToman": 13000000
+      },
+      "1": {
+        "GatewayAmountToman": 97000000,
+        "WalletCreditToman": 130000000
+      }
+    }
+  },
   "CmsBaseUrl": "https://cms.se.kbs1.ir",
   "FrontOfficeBaseUrl": "https://frontoffice.se.kbs1.ir",
   "FMS": {