Docker compose Wordpress

version: "3"

services:
   db:
     image: mariadb
     volumes:
        - db_data:/var/lib/mysql
     restart: always
     environment:
        MYSQL_ROOT_PASSWORD: yourpassword
        MYSQL_DATABASE: yourdatabase
        MYSQL_USER: youruser
        MYSQL_PASSWORD: youruserpass
     container_name: yourcontainername

   wordpress:
     depends_on:
        - db
     image: wordpress:latest
     expose:
        - 80
     restart: always
     environment:
        VIRTUAL_HOST: nameofyourwebsite
        LETSENCRYPT_HOST: nameofthewebsite
        LETSENCRYPT_EMAIL: yourmail
#        WORDPRESS_DB_HOST:
#        WORDPRESS_DB_USER:
#        WORDPRESS_DB_PASSWORD:
     container_name: yourcontainername

volumes:
  db_data:

networks:
  default:
    external:
      name: nginx-proxy