Build image
docker-compose up -d
Bash into fpm image
docker exec -it laravel-phpfpm bash
Execute setup script
cd / && sh install-laravel.sh
Copy .env example file as .env into root laravel directory on host machine https://raw.githubusercontent.com/laravel/laravel/master/.env.example
Generate application secret key from inside laravel-phpfpm container
cd /var/www/laravel-app && php artisan key:generate