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

src/CMSMicroservice.Application/Common/Interfaces/IApplicationDbContext.cs

@@ -31,8 +31,6 @@ public interface IApplicationDbContext
     DbSet<UserPackagePurchase> UserPackagePurchases { get; }
     DbSet<UserWallet> UserWallets { get; }
     DbSet<UserWalletChangeLog> UserWalletChangeLogs { get; }
-    DbSet<SystemConfiguration> SystemConfigurations { get; }
-    DbSet<SystemConfigurationHistory> SystemConfigurationHistories { get; }
     DbSet<ManualPayment> ManualPayments { get; }
     DbSet<PublicMessage> PublicMessages { get; }
     DbSet<ClubMembership> ClubMemberships { get; }

src/CMSMicroservice.Application/Common/Interfaces/IKavenegarService.cs

@@ -0,0 +1,17 @@
+namespace CMSMicroservice.Application.Common.Interfaces;
+
+/// <summary>
+/// سرویس ارسال SMS با کاوه‌نگار
+/// </summary>
+public interface IKavenegarService
+{
+    /// <summary>
+    /// ارسال پیامک ساده
+    /// </summary>
+    Task SendAsync(string mobile, string message);
+    
+    /// <summary>
+    /// ارسال پیامک با قالب (VerifyLookup)
+    /// </summary>
+    Task VerifyLookupAsync(string mobile, string token, string template = "Afrino");
+}