code: func NewKubeletServer() (*KubeletServer, error) {
  	config, err := NewKubeletConfiguration()
  	if err != nil {
  		return nil, err
  	}
  	return &KubeletServer{
  		KubeletFlags:         *NewKubeletFlags(),
  		KubeletConfiguration: *config,
  	}, nil
  }
docs: // NewKubeletServer will create a new KubeletServer with default values.