services:
  db:
    image: mariadb:11
    environment:
      MARIADB_DATABASE: trading
      MARIADB_USER: trading
      MARIADB_PASSWORD: trading
      MARIADB_ROOT_PASSWORD: trading-root
    ports: ["3306:3306"]
    volumes: ["mariadbdata:/var/lib/mysql"]
    healthcheck:
      test: ["CMD", "healthcheck.sh", "--connect", "--innodb_initialized"]
      interval: 10s
      timeout: 5s
      retries: 5
volumes:
  mariadbdata: