services:
  darkstruct:
    build:
      context: .
      args:
        # false drops the Ruby toolchain and github-linguist (~160MB smaller).
        # Stage-4 text files then get natural-language enrichment but no
        # programming language; the server warns at startup and carries on.
        WITH_LINGUIST: "true"
    image: darkstruct:latest
    ports:
      - "8080:8080"
    volumes:
      # Every pipeline stage (spool, done, text_done, binary, failed, nominated)
      # lives under /data, so one volume holds the whole in-flight working set.
      - fs-data:/data
    environment:
      # The four pools each default to nthreads(), which oversubscribes the
      # threads Julia actually has. Size them for the host instead.
      FS_WORKERS: "4"
      FS_KNOWN_WORKERS: "4"
      FS_UNKNOWN_WORKERS: "2"
      FS_TEXT_WORKERS: "2"
    restart: unless-stopped

volumes:
  fs-data: