services:
  app:
    image: ${IMAGE}
    container_name: postcard
    restart: unless-stopped
    pull_policy: always
    ports:
      - "${HOST_PORT:-3098}:3098"
    environment:
      - TTL_HOURS=${TTL_HOURS:-72}
      - MAX_UPLOAD_BYTES=${MAX_UPLOAD_BYTES:-20971520}
      - RATE_LIMIT_PER_HOUR=${RATE_LIMIT_PER_HOUR:-30}
      # Day-context source for caption drafting — see README. Left unset,
      # captions fall back to generic postcard-voice lines.
      - DAY_SUMMARY_URL=${DAY_SUMMARY_URL:-}
      # Reverse-geocoding endpoint for the stamp corner's location line.
      # Defaults to the public Nominatim instance if unset.
      - NOMINATIM_URL=${NOMINATIM_URL:-}
    volumes:
      # Named volume, not a bind mount into the build context — the SQLite
      # db and image blobs live here and must survive image redeploys.
      - postcard-data:/app/data

volumes:
  postcard-data: