code: func NewVolumeCommand(dockerCli command.Cli) *cobra.Command {
  	cmd := &cobra.Command{
  		Use:         "volume COMMAND",
  		Short:       "Manage volumes",
  		Args:        cli.NoArgs,
  		RunE:        command.ShowHelp(dockerCli.Err()),
  		Annotations: map[string]string{"version": "1.21"},
  	}
  	cmd.AddCommand(
  		newCreateCommand(dockerCli),
  		newInspectCommand(dockerCli),
  		newListCommand(dockerCli),
  		newRemoveCommand(dockerCli),
  		NewPruneCommand(dockerCli),
  	)
  	return cmd
  }
docs: // NewVolumeCommand returns a cobra command for `volume` subcommands