docker-compose.yml

services:
  pdf-prod:
    build: .
    container_name: pdf-prod
    restart: always
    ports:
      - "7860:7860"
    environment:
      - NODE_ENV=production
      - PORT=7860
      # Hugging Face free tier = 2 vCPU / 16GB → PDF browser pool of 2.
      # page.pdf() is CPU-bound; pool size = max concurrent PDF jobs.
      - PDF_POOL_SIZE=2
      - WIDGET_MAX_CONCURRENT=3
    logging:
      driver: "json-file"
      options:
        max-size: "10m"
        max-file: "3"

  pdf-test:
    build: .
    container_name: pdf-test
    restart: always
    ports:
      - "17861:7860"
    environment:
      - NODE_ENV=test
      - PORT=7860
      # Local test machine: multi-core → larger pool for finding max capacity.
      # Tune with: docker compose up -d --build pdf-test  (edit here or override)
      - PDF_POOL_SIZE=4
      - WIDGET_MAX_CONCURRENT=3
    logging:
      driver: "json-file"
      options:
        max-size: "10m"
        max-file: "3"