Integrate Oudelaa backend features, security, tests, and deployment updates

src/modules/notifications/notifications.module.ts

@@ -7,11 +7,13 @@ import { NotificationsGateway } from './notifications.gateway';
 import { NotificationsService } from './notifications.service';
 import { NotificationsRepository } from './notifications.repository';
 import { Notification, NotificationSchema } from './schemas/notification.schema';
+import { UsersModule } from '../users/users.module';
 
 @Module({
   imports: [
     ConfigModule,
     JwtModule.register({}),
+    UsersModule,
     MongooseModule.forFeature([{ name: Notification.name, schema: NotificationSchema }]),
   ],
   controllers: [NotificationsController],