tewtutin_11.ts

@Injectable()  
export class AppServiceV2 {  
  constructor(
    @InjectRepository(Purse)  
    private readonly purseRepository: Repository<Purse>,  
  ) {  
 }  
  async savePurse(purse: Purse) {  
    await this.purseRepository.save(purse);  
  }
  // ...
}