feat: implement Kavenegar SMS service and refactor system configurations to use static constants

src/CMSMicroservice.Application/ClubMembershipCQ/Commands/AcceptClubMembershipContract/AcceptClubMembershipContractCommandHandler.cs

@@ -1,5 +1,6 @@
 using CMSMicroservice.Application.Common.Exceptions;
 using CMSMicroservice.Application.Common.Interfaces;
+using CMSMicroservice.Domain.Common;
 using CMSMicroservice.Domain.Entities;
 using CMSMicroservice.Domain.Entities.Club;
 using CMSMicroservice.Domain.Entities.Commission;
@@ -126,38 +127,14 @@ public class AcceptClubMembershipContractCommandHandler
         };
         await _context.UserContracts.AddAsync(userContract, cancellationToken);
 
-        // 6. دریافت مقادیر از تنظیمات سیستم
-        var giftValueConfig = await _context.SystemConfigurations
-            .FirstOrDefaultAsync(
-                c => c.Key == "Club.MembershipGiftValue" && c.IsActive,
-                cancellationToken
-            ); 
+        // 6. دریافت مقادیر از SystemConstants (استاتیک)
+        long giftValue = SystemConstants.ClubMembershipGiftValue;
+        long activationFeeValue = SystemConstants.ClubActivationFee;
         
-        var activationFeeConfig = await _context.SystemConfigurations
-            .FirstOrDefaultAsync(
-                c => c.Key == "Club.ActivationFee" && c.IsActive,
-                cancellationToken
-            );
-        
-        long giftValue = 28_000_000; // مقدار پیش‌فرض
-        if (giftValueConfig != null && long.TryParse(giftValueConfig.Value, out var configValue))
-        {
-            giftValue = configValue;
-            _logger.LogInformation(
-                "Using Club.MembershipGiftValue from configuration: {GiftValue}",
-                giftValue
-            );
-        }
-        
-        long activationFeeValue = 25_200_000; // مقدار پیش‌فرض
-        if (activationFeeConfig != null && long.TryParse(activationFeeConfig.Value, out var activationFeeConfigValue))
-        {
-            activationFeeValue = activationFeeConfigValue;
-            _logger.LogInformation(
-                "Using Club.ActivationFee from configuration: {activationFeeValue}",
-                activationFeeValue
-            );
-        }
+        _logger.LogInformation(
+            "Using Club.MembershipGiftValue: {GiftValue}, Club.ActivationFee: {ActivationFee}",
+            giftValue, activationFeeValue
+        );
 
         // 7. فعال‌سازی باشگاه مشتریان
         ClubMembership clubMembership;