}

	return kubeconfig{
		Full:     string(fullYaml),
		Redacted: string(redacted),
	}, nil
}

// maybeWriteKubeConfigFile will validate the existing kubeConfig file, and rewrite/replace it if required.
func maybeWriteKubeConfigFile(cfg *config.InstallConfig) error {
	kc, err := createKubeConfig(cfg)
	if err != nil {
		return err
	}

	if err := checkExistingKubeConfigFile(cfg, kc); err != nil {

	registerEnvironment(name, value, usage)
}

func registerEnvironment[T env.Parseable](name string, defaultValue T, usage string) {
	envName := strings.Replace(strings.ToUpper(name), "-", "_", -1)
	// Note: we do not rely on istio env package to retrieve configuration. We relies on viper.
	// This is just to make sure the reference doc tool can generate doc with these vars as env variable at istio.io.