createCmd.PersistentFlags().StringVarP(&serviceAccount, "serviceAccount", "s", "default", "The service identity to associate with the workload instances")
	_ = createCmd.RegisterFlagCompletionFunc("serviceAccount", func(
		cmd *cobra.Command, args []string, toComplete string,
	) ([]string, cobra.ShellCompDirective) {
		return completion.ValidServiceAccountArgs(cmd, ctx, args, toComplete)
	})