failed payment method handling

backend/services/email/index.js

@@ -7,6 +7,7 @@ const RentalFlowEmailService = require("./domain/RentalFlowEmailService");
 const RentalReminderEmailService = require("./domain/RentalReminderEmailService");
 const UserEngagementEmailService = require("./domain/UserEngagementEmailService");
 const AlphaInvitationEmailService = require("./domain/AlphaInvitationEmailService");
+const PaymentEmailService = require("./domain/PaymentEmailService");
 
 /**
  * EmailServices aggregates all domain-specific email services
@@ -24,6 +25,7 @@ class EmailServices {
     this.rentalReminder = new RentalReminderEmailService();
     this.userEngagement = new UserEngagementEmailService();
     this.alphaInvitation = new AlphaInvitationEmailService();
+    this.payment = new PaymentEmailService();
 
     this.initialized = false;
   }
@@ -45,6 +47,7 @@ class EmailServices {
       this.rentalReminder.initialize(),
       this.userEngagement.initialize(),
       this.alphaInvitation.initialize(),
+      this.payment.initialize(),
     ]);
 
     this.initialized = true;