generateInstanceId example

if (!$input->getOption('force') && file_exists($this->projectDir . '/.env')) {
            $io->comment('Instance has already been set-up. To start over, please delete your .env file.');

            return Command::SUCCESS;
        }

        if (!$input->isInteractive()) {
            $this->generateJwt($input, $io);
            $key = Key::createNewRandomKey();
            $env['APP_SECRET'] = $key->saveToAsciiSafeString();
            $env['INSTANCE_ID'] = $this->generateInstanceId();

            $this->createEnvFile($input, $io, $env);

            return Command::SUCCESS;
        }

        $io->section('Application information');
        $env['APP_ENV'] = $io->choice('Application environment', ['prod', 'dev'], $input->getOption('app-env'));

        // TODO: optionally check http connection (create test file in public and request)         $env['APP_URL'] = $io->ask('URL to your /public folder', $input->getOption('app-url'), static function Dstring $value): string {