code: func (rco RunContainerOptions) asDockerConfig() dockercontainer.Config {
  	return dockercontainer.Config{
  		Image:        getImageName(rco.Image),
  		User:         rco.User,
  		Env:          rco.Env,
  		Entrypoint:   rco.Entrypoint,
  		OpenStdin:    rco.Stdin != nil,
  		StdinOnce:    rco.Stdin != nil,
  		AttachStdout: rco.Stdout != nil,
  	}
  }
docs: // asDockerConfig converts a RunContainerOptions into a Config understood by the
  // docker client