feat(api): include service type in room services response

src/controllers/room_services.ts

@@ -68,7 +68,11 @@ export class RoomServicesController {
                 } : null,
                 services: room.services ? room.services.map(service => ({
                     id: service.id,
-                    name: service.name
+                    name: service.name,
+                    service_type: service.serviceType ? {
+                        id: service.serviceType.id,
+                        name: service.serviceType.name
+                    } : null,
                 })) : []
             }));