chore: ticket service but not tested

src/modules/users/repositories/user-group.repository.ts

@@ -9,4 +9,8 @@ export class UserGroupRepository extends Repository<UserGroup> {
   constructor(@InjectRepository(UserGroup) userGroupRepository: Repository<UserGroup>) {
     super(userGroupRepository.target, userGroupRepository.manager, userGroupRepository.queryRunner);
   }
+
+  async findGroupById(id: string): Promise<UserGroup | null> {
+    return this.findOneBy({ id });
+  }
 }