fix(payment): set TwentyCard package amounts and send rials to gateway

Gateway 11,200,000 toman and wallet credit 12,656,000 toman; multiply by 10 when posting to TwentyCard API.

Co-authored-by: Cursor <cursoragent@cursor.com>

src/CMSMicroservice.Infrastructure/Services/Payment/TwentyCardPaymentService.cs

@@ -58,7 +58,9 @@ public class TwentyCardPaymentService : IPaymentGatewayService
     {
         try
         {
-            var amount = ((long)request.Amount).ToString();
+            // ۲۰کارت amount را به ریال می‌گیرد (تومان × ۱۰)
+            var amountRial = ((long)request.Amount) * 10L;
+            var amount = amountRial.ToString();
             var payerName = string.IsNullOrWhiteSpace(request.Name)
                 ? (string.IsNullOrWhiteSpace(request.Mobile) ? "کاربر" : request.Mobile)
                 : request.Name.Trim();
@@ -85,8 +87,8 @@ public class TwentyCardPaymentService : IPaymentGatewayService
                 AddFormField(content, "national_id", request.NationalId);
 
             _logger.LogInformation(
-                "TwentyCard payment request: Amount={Amount} Toman, User={UserId}, Invoice={Invoice}",
-                amount, request.UserId, invoice);
+                "TwentyCard payment request: Amount={AmountToman} Toman ({AmountRial} Rial), User={UserId}, Invoice={Invoice}",
+                (long)request.Amount, amountRial, request.UserId, invoice);
 
             var response = await _httpClient.PostAsync("api/pgw/merchant/request", content, cancellationToken);
             var responseBody = await response.Content.ReadAsStringAsync(cancellationToken);
@@ -169,7 +171,7 @@ public class TwentyCardPaymentService : IPaymentGatewayService
                 ["terminal_username"] = _terminalUsername,
                 ["terminal_password"] = _terminalPassword,
                 ["authority"] = refId,
-                ["amount"] = ((long)amountInToman).ToString()
+                ["amount"] = (((long)amountInToman) * 10L).ToString()
             });
 
             var response = await _httpClient.PostAsync("api/pgw/merchant/verify", content, cancellationToken);