code: func (s *Service) AddTarget(ctx context.Context, target *platform.ScraperTarget) (err error) {
  	target.ID = s.IDGenerator.ID()
  	if err := s.PutTarget(ctx, target); err != nil {
  		return &platform.Error{
  			Op:  OpPrefix + platform.OpAddTarget,
  			Err: err,
  		}
  	}
  	return nil
  }
docs: // AddTarget add a new scraper target into storage.