After RUN Each one of Shells , Reboot Your ystem!
cd ~ && curl -o dockerhost-portainer-laravel.sh -L https://raw.githubusercontent.com/pcmehrdad/ubuntu-dockerhost-php-laravel/main/dockerhost-portainer-laravel.sh && sh dockerhost-portainer-laravel.sh
Install Ubuntu Server 21- Then prepare server to be dockerhost for Laravel sites