Oracle with WordPress Docker compose

docker-compose.yml

version: '3.7'

services:

  wordpress:
    image: wordpress
    container_name: wp
    restart: always
    ports:
      - 8080:80
      - 8443:443
    environment:
      WORDPRESS_DB_HOST: db
      WORDPRESS_DB_USER: exampleuser
      WORDPRESS_DB_PASSWORD: examplepass
      WORDPRESS_DB_NAME: exampledb
    volumes:
      - wordpress:/var/www/html:rw

  db:
    image: mysql:5.7
    container_name: mysql
    restart: always
    environment:
      MYSQL_DATABASE: exampledb
      MYSQL_USER: exampleuser
      MYSQL_PASSWORD: examplepass
      MYSQL_RANDOM_ROOT_PASSWORD: '1'
    volumes:
      - db:/var/lib/mysql

  nginx:
    image: nginx:latest
    container_name: ngx
    restart: always
    ports:
      - 80:80
      - 443:443
    volumes:
      - ./nginx/nginx.conf:/etc/nginx/nginx.conf:ro
      - ./nginx/conf.d:/etc/nginx/conf.d

volumes:
  wordpress:
  db: