Wordpress with mysql

docker-compose.yml

version: '3.3'

services:
  db:
    image: mysql:latest
    volumes:
      - db_data:/var/lib/mysql
    ports:
      - 3306:3306
    restart: always
    environment:
      MYSQL_ROOT_PASSWORD: somewordpress
      MYSQL_DATABASE: wordpress
      MYSQL_USER: wordpress
      MYSQL_PASSWORD: wordpress

  wordpress:
    depends_on:
      - db
    image: wordpress:latest
    volumes:
      - type: bind
        source: ./wp-content
        target: /var/www/html
    ports:
      - 9999:80
    restart: always
    environment:
      WORDPRESS_DB_HOST: db:3306
      WORDPRESS_DB_USER: wordpress
      WORDPRESS_DB_PASSWORD: wordpress
      WORDPRESS_DB_NAME: wordpress
volumes:
  db_data: {}

One need to run chmod 777 -R wp-content