services:
  keycloakpostgres:
    image: postgres:16
    container_name: keycloakpostgres
    hostname: keycloakpostgres
    volumes:
      - ./postgres_data:/var/lib/postgresql/data
      - ./backup:/backup
    environment:
      POSTGRES_DB: ${POSTGRES_DB}
      POSTGRES_USER: ${POSTGRES_USER}
      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD}
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U postgres || exit 1"]
      interval: 10s
      timeout: 5s
      retries: 5
      start_period: 30s

    networks:
      - keycloak-network

networks:
  keycloak-network:
    external: true