anchor.diff:        WORDPRESS_DB_HOST: db:3306
         WORDPRESS_DB_PASSWORD: wordpress
         WORDPRESS_DB_PREFIX: <%= "#{db['prefix']}\n" %>
  -    networks:
  -      - front
  -      - back
  +    links:
  +      - db:mysql
   
   volumes:
     db-data:
  -networks:
  -  front:
  -  back:
  -
  
positive.code:       MYSQL_PASSWORD: wordpress
      ports:
        - "3306"
      networks:
        - back
    wp:
      depends_on:
        - db
      build:
        context: ..
        dockerfile: provision/wp/Dockerfile
  
negative.code:       - ../provision/web/global:/etc/nginx/global
      ports:
        - "80"
      links:
        - wp
    db:
      image: mysql:5.7
      container_name: <%= slug %>_db
  