version: '3'

services:
  mariadb:
    image: mariadb:10.10
    restart: always
    ports:
      - 3306:3306
    environment:
      MARIADB_ROOT_PASSWORD: mariadb
    volumes:
      - mariadb:/var/lib/mysql
  postgres:
    image: postgres:15
    restart: always
    ports:
      - 5432:5432
    environment:
      POSTGRES_PASSWORD: postgres
    volumes:
      - postgres:/var/lib/postgresql/data
  adminer:
    image: adminer:4
    restart: always
    ports:
      - 8080:8080

volumes:
  mariadb:
  postgres: