# prefect-template/docker-compose.yml
services:
  server:
    image: prefecthq/prefect:2-latest
    container_name: prefect-server
    command: ["prefect","server","start","--host","0.0.0.0"]
    ports: ["4200:4200"]       # UI: http://localhost:4200
    environment:
      PREFECT_UI_URL: "http://localhost:4200"
      PREFECT_API_URL: "http://server:4200/api"
      TZ: "Asia/Tokyo"
      # Slack通知を使う場合、.env で SLACK_WEBHOOK_URL を設定
      SLACK_WEBHOOK_URL: ${SLACK_WEBHOOK_URL:-}
    volumes:
      - ./src/flows:/opt/flows
      - prefect-data:/root/.prefect

  worker:
    image: prefecthq/prefect:2-latest
    container_name: prefect-worker
    depends_on: [server]
    environment:
      PREFECT_API_URL: "http://server:4200/api"
      TZ: "Asia/Tokyo"
      SLACK_WEBHOOK_URL: ${SLACK_WEBHOOK_URL:-}
    volumes:
      - ./src/flows:/opt/flows
    command: >
      bash -lc "
      pip install -r /opt/flows/requirements.txt >/dev/null 2>&1 || true &&
      prefect work-pool create process-pool -t process || true &&
      prefect worker start -p process-pool
      "

volumes:
  prefect-data: