mcp/app/Commands/LetsEncryptInstallCommand.php

<?php

namespace App\Commands;

use Illuminate\Console\Scheduling\Schedule;
use LaravelZero\Framework\Commands\Command;

/**
 *
 *
 *
 */
class LetsEncryptInstallCommand extends Command
{
    /**
     * The signature of the command.
     *
     * @var string
     */
    protected $signature = 'lets-encrypt:install';

    /**
     * The description of the command.
     *
     * @var string
     */
    protected $description = 'Install LetsEncrypt for nginx';

    /**
     * Execute the console command.
     *
     * @return mixed
     */
    public function handle()
    {
        $this->info('LetsEncrypt installing...');

        exec('apt update 2>&1');
        exec('apt-get install software-properties-common 2>&1');
        exec('add-apt-repository universe 2>&1');
        exec('add-apt-repository ppa:certbot/certbot 2>&1');
        exec('apt-get update 2>&1');
        exec('apt-get install certbot python3-certbot-nginx 2>&1');

        if (Install::isReady('certbot')) {
            $this->info('LetsEncrypt installing...Success! \o/');
        } else {
            $this->error("Failed! Please check log-file!");
        }
    }
}