Simple WordPress With or Without Traefik

docker-compose-for-traefik.yml

version: '3'

services:
  wp_mariadb:
    image: mariadb:latest
    container_name: wp_mariadb
    restart: unless-stopped
    networks:
      - internal
    environment:
      MYSQL_ROOT_PASSWORD: ${MYSQL_ROOT_PASSWORD}
      MYSQL_DATABASE: ${MYSQL_DATABASE}
    volumes:
      - ./database:/var/lib/mysql
  wp_wordpress:
    image: wordpress
    container_name: wp_wordpress
    restart: unless-stopped
    networks:
      - internal
      - proxy
    environment:
      WORDPRESS_DB_HOST: wp_mariadb
      WORDPRESS_DB_USER: ${WORDPRESS_DB_USER}
      WORDPRESS_DB_PASSWORD: ${MYSQL_ROOT_PASSWORD}
      WORDPRESS_DB_NAME: ${MYSQL_DATABASE}
    labels:
      - traefik.enable=true
      - traefik.http.services.wordpress.loadbalancer.server.port=80
      - traefik.http.routers.wordpress-secure.entrypoints=websecure
      - traefik.http.routers.wordpress-secure.rule=Host(`${URL}`)
      - traefik.http.routers.wordpress-secure.tls=true
      - traefik.http.routers.wordpress-secure.tls.certresolver=letsencrypt

networks:
  internal:
  proxy:
    external: true

docker-compose.yml

version: '3'

services:
  wp_mariadb:
    image: mariadb:latest
    container_name: wp_mariadb
    restart: unless-stopped
    environment:
      MYSQL_ROOT_PASSWORD: ${MYSQL_ROOT_PASSWORD}
      MYSQL_DATABASE: ${MYSQL_DATABASE}
    volumes:
      - ./database:/var/lib/mysql
  wp_wordpress:
    image: wordpress
    container_name: wp_wordpress
    restart: unless-stopped
    ports:
      - 8080:80
    environment:
      WORDPRESS_DB_HOST: wp_mariadb
      WORDPRESS_DB_USER: ${WORDPRESS_DB_USER}
      WORDPRESS_DB_PASSWORD: ${MYSQL_ROOT_PASSWORD}
      WORDPRESS_DB_NAME: ${MYSQL_DATABASE}

networks:
  internal:

wp.env

URL=wp.tuservidor.es
MYSQL_ROOT_PASSWORD=contraseña
MYSQL_DATABASE=wordpress
WORDPRESS_DB_USER=root