sudo apt install -y ca-certificates curl gnupg
sudo install -m 0755 -d /etc/apt/keyrings

curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /etc/apt/keyrings/docker.gpg

echo "deb [arch=$(dpkg --print-architecture)  signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
__________________________
sudo apt update
sudo apt install -y docker-ce docker-ce-cli containerd.io
____________________________
sudo systemctl enable docker
sudo systemctl start docker
________________________
sudo docker run hello-world
___________
docker compose version
(If that works, you’re good!)
____________________
cd /path/to/your/project
docker compose up -d
___________________
your-project/
│
├── docker-compose.yml
└── src/
    └── index.php   ← Your PHP files go here
___________________
Accessing Services
PHP + Apache: http://localhost:8080


MySQL: port 3306, user user, password userpass, DB: mydb


____________________________

docker-compose.yml

version: '3.8'

services:
  web:
    image: php:8.2-apache
    container_name: php_apache
    ports:
      - "8080:80"
    volumes:
      - ./src:/var/www/html
    depends_on:
      - db

  db:
    image: mysql:8.0
    container_name: mysql_db
    restart: always
    environment:
      MYSQL_ROOT_PASSWORD: rootpass
      MYSQL_DATABASE: mydb
      MYSQL_USER: user
      MYSQL_PASSWORD: userpass
    ports:
      - "3306:3306"
    volumes:
      - db_data:/var/lib/mysql

volumes:
  db_data: