docker compose for deploy ghost using docker

docker-compose.yml

version: '3.8'
  
services:

  ghost:
    image: ghost:4-alpine
    restart: always
    container_name: ghost
    ports:
      - 8080:2368
    volumes:
      - ./content:/var/lib/ghost/content
    environment:
      url: https://domain.com
      mail__transport: SMTP
      mail__options__host: smtp.eu.mailgun.org
      mail__options__port: 587
      mail__options__auth__user: mailgunusername
      mail__options__auth__pass: mailgunpass
      mail__from: From name <[email protected]>