feat: add PaymentStatus to discount order proto + expire pending orders background service

- Added payment_status field to GetOrderByIdResponse and OrderSummaryDto in proto
- Proto version bumped to 0.0.179
- Added PaymentStatus mapping in DiscountOrderService gRPC responses
- Created ExpirePendingOrdersService: expires pending orders after 30 min, releases inventory
- Registered background service in ConfigureServices

src/CMSMicroservice.Infrastructure/ConfigureServices.cs

@@ -4,6 +4,7 @@ using CMSMicroservice.Application.DayaLoanCQ.Services;
 using CMSMicroservice.Infrastructure.Persistence;
 using CMSMicroservice.Infrastructure.Persistence.Interceptors;
 using CMSMicroservice.Infrastructure.BackgroundJobs;
+using CMSMicroservice.Infrastructure.BackgroundServices;
 using CMSMicroservice.Infrastructure.Services.Monitoring;
 using CMSMicroservice.Infrastructure.Services.Authorization;
 using CMSMicroservice.Infrastructure.Configuration;
@@ -119,6 +120,9 @@ public static class ConfigureServices
         services.AddScoped<WeeklyCommissionJob>(); // Hangfire Job (Scoped for DI)
         services.AddScoped<ChatikaAccountActivationJob>(); // Hangfire Job for Chatika activation
         
+        // Expire pending discount orders after 30 minutes
+        services.AddHostedService<ExpirePendingOrdersService>();
+        
         if (configuration.GetValue<bool>("UseInMemoryDatabase"))
         {
             services.AddDbContext<ApplicationDbContext>(options =>