services:
  db:
    image: postgres:${POSTGRES_TAG}
    restart: unless-stopped
    volumes:
      - ${VOLUME_PATH}/var/lib/postgresql/data:/var/lib/postgresql/data:rw
    secrets:
      - postgres_db
      - postgres_user
      - postgres_password
    networks:
      - backend
    environment:
      POSTGRES_DB_FILE: /run/secrets/postgres_db
      POSTGRES_USER_FILE: /run/secrets/postgres_user
      POSTGRES_PASSWORD_FILE: /run/secrets/postgres_password
  nextcloud:
    environment:
      POSTGRES_HOST: db
    depends_on:
      - db
  cron:
    depends_on:
      - db