Minimal docker-compose config file

docker-compose.yml

version: "2"
services:
  nginx:  
    image: inblank/nginx-proxy
    links:
      - php:apache
    ports:
      - "80:80"
    volumes:
      - ./site:/usr/share/nginx
  php:
      image: inblank/php7
      links:
        - db
        - mail
        - memcached
      volumes:
        - ./site:/var/www
  memcached:
    image: memcached:alpine        
  db:
    image: mysql:5.6
    # environment:
    #   MYSQL_ROOT_PASSWORD: rootpass
    #   MYSQL_DATABASE: database
    #   MYSQL_USER: database_user
    #   MYSQL_PASSWORD: database_pass
    # volumes:
    #   - ./db/mysql:/docker-entrypoint-initdb.d
  mysql-admin:
    image: phpmyadmin/phpmyadmin
    links:
      - db:db
    ports:
      - "8080:80"
  mail:
    image: inblank/local-mail
    ports:
      - "25:25"
      - "143:143"
      

Site scripts must be placed into the site folder.
Scripts for the document's root must be placed into the site/html folder.