services:
  nats_jetstream:
    image: nats:2-alpine
    hostname: nats_jetstream
    command: ['-c', '/etc/nats/nats.conf']
    env_file:
      - /etc/fluxer/nats_jetstream.env
    volumes:
      - ./nats.conf:/etc/nats/nats.conf:ro
      - nats_jetstream_data:/data
    networks:
      - fluxer-shared
    ports:
      - '4223:4222'
    deploy:
      replicas: 1
      restart_policy:
        condition: on-failure
        delay: 10s
        max_attempts: 3
    healthcheck:
      test: ['CMD-SHELL', 'wget -q --spider http://localhost:8222/healthz || exit 1']
      interval: 10s
      timeout: 5s
      retries: 5
      start_period: 10s

networks:
  fluxer-shared:
    external: true

volumes:
  nats_jetstream_data:
    driver: local