code: func NewCmdSet(f cmdutil.Factory, streams genericclioptions.IOStreams) *cobra.Command {
  	cmd := &cobra.Command{
  		Use:                   "set SUBCOMMAND",
  		DisableFlagsInUseLine: true,
  		Short:                 i18n.T("Set specific features on objects"),
  		Long:                  setLong,
  		Run:                   cmdutil.DefaultSubCommandRun(streams.ErrOut),
  	}
  
  	// add subcommands
  	cmd.AddCommand(NewCmdImage(f, streams))
  	cmd.AddCommand(NewCmdResources(f, streams))
  	cmd.AddCommand(NewCmdSelector(f, streams))
  	cmd.AddCommand(NewCmdSubject(f, streams))
  	cmd.AddCommand(NewCmdServiceAccount(f, streams))
  	cmd.AddCommand(NewCmdEnv(f, streams))
  
  	return cmd
  }
docs: // NewCmdSet returns an initialized Command instance for 'set' sub command