chore: add referral module

src/app.module.ts

@@ -31,6 +31,7 @@ import { LearningModule } from "./modules/learnings/learning.module";
 // import { LoggerModule } from "./modules/logger/logger.module";
 import { NotificationModule } from "./modules/notifications/notifications.module";
 import { PaymentsModule } from "./modules/payments/payments.module";
+import { ReferralsModule } from "./modules/referrals/referrals.module";
 import { SettingModule } from "./modules/settings/settings.module";
 import { SubscriptionsModule } from "./modules/subscriptions/subscriptions.module";
 import { TicketsModule } from "./modules/tickets/tickets.module";
@@ -70,6 +71,7 @@ import { WalletsModule } from "./modules/wallets/wallets.module";
     BlogsModule,
     // LoggerModule,
     LandingModule,
+    ReferralsModule,
   ],
   controllers: [],
 })