protected function skipIfEnvVarIsAlreadyInstalled($env_var)
    {
        if (fp_env($env_var, null) != null) {
            $this->info("The environment variable $env_var already exists in your environment (check .env file).");
            $this->info("Please remove the $env_var an re-execute command. Skipping...");
            die();
        }
    }