env.Register(envName, defaultValue, usage)
	bindViper(name)
}

func bindViper(name string) {
	if err := viper.BindPFlag(name, rootCmd.Flags().Lookup(name)); err != nil {
		log.Error(err)
		os.Exit(1)
	}
}

func constructConfig() (*config.Config, error) {
	installCfg := config.InstallConfig{