Requirements

PHP

Install requirement for externall packages

• $ sudo apt install wget curl ca-certificates apt-transport-https
• $ sudo wget -q https://packages.sury.org/php/apt.gpg -O- | sudo apt-key add -
• $ sudo echo "deb https://packages.sury.org/php/ stretch main" | sudo tee /etc/apt/sources.list.d/php.list
• $ sudo apt update
• $ sudo apt upgrade
• $ sudo apt install php7.2
• $ sudo apt install php7.2-cli php7.2-common php7.2-curl php7.2-mbstring php7.2-mysql php7.2-xml php7.2-zip

Composer

• $ sudo apt install composer

MariaDB

Use latest MariaDB version, current is 10.3

• $ sudo apt-get install software-properties-common dirmngr
• $ sudo apt-key adv --recv-keys --keyserver keyserver.ubuntu.com 0xF1656F24C74CD1D8
• $ sudo add-apt-repository 'deb [arch=amd64,i386,ppc64el] http://nyc2.mirrors.digitalocean.com/mariadb/repo/10.3/debian stretch main'
• $ sudo apt-get update
• $ sudo apt-get install mariadb-server

Symfony CLI

• $ sudo wget https://get.symfony.com/cli/installer -O - | bash
• $ sudo mv ~/.symfony/bin/symfony /usr/local/bin/symfony