feat(payment): add GetUnverifiedAuthoritiesAsync method to IPaymentGatewayService and ZarinPalPaymentService for payment reconciliation

- Introduced GetUnverifiedAuthoritiesAsync method to retrieve authorities with unverified payments.
- Implemented ZarinPal-specific logic for fetching unverified authorities from the new endpoint.
- Added background job for Zarinpal payment reconciliation every 30 minutes.

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

src/CMSMicroservice.WebApi/Program.cs

@@ -433,6 +433,25 @@ using (var scope = app.Services.CreateScope())
         cronExpression: "*/5 * * * *",
         options: new RecurringJobOptions { TimeZone = TimeZoneInfo.Local });
     app.Logger.LogInformation("✅ Hangfire recurring job 'chatika-account-activation' registered (Cron: */5 * * * * - Every 5 minutes)");
+
+    // Zarinpal Payment Reconciliation: Every 30 minutes
+    // Verifies payments older than 30 min whose return-URL callback was never received
+    var zarinpalReconciliationEnabled = app.Configuration.GetValue<bool>(
+        "BackgroundJobs:ZarinpalReconciliation:Enabled", true);
+    if (zarinpalReconciliationEnabled)
+    {
+        recurringJobManager.AddOrUpdate<CMSMicroservice.Infrastructure.BackgroundJobs.ZarinpalReconciliationJob>(
+            recurringJobId: "zarinpal-reconciliation",
+            methodCall: job => job.ExecuteAsync(CancellationToken.None),
+            cronExpression: "*/30 * * * *",
+            options: new RecurringJobOptions { TimeZone = TimeZoneInfo.Local });
+        app.Logger.LogInformation("✅ Hangfire recurring job 'zarinpal-reconciliation' registered (Cron: */30 * * * * - Every 30 minutes)");
+    }
+    else
+    {
+        recurringJobManager.RemoveIfExists("zarinpal-reconciliation");
+        app.Logger.LogInformation("⚠️ Hangfire recurring job 'zarinpal-reconciliation' is DISABLED in configuration");
+    }
 }
 
 app.Run();