docker-compose.yml

services:
  ila-live:
    build:
      context: ./docker
      dockerfile: Dockerfile
    image: mra-pretext-builder
    container_name: ila-live-preview
    command: ["watch", "/repo", "/output", "8080"]
    ports:
      - "8080:8080"
    volumes:
      - ${ILA_REPO_PATH:-./builds/ila-repo}:/repo
      - ./builds/output:/output
      # Persist pretex-cache so LaTeX→SVG equation renders are reused across builds.
      # This is the biggest speedup: avoids re-rendering hundreds of equations each run.
      - pretex-cache:/home/vagrant/cache
      # Persist compiled JS/CSS so SCons skips unchanged bundle steps.
      - vagrant-build:/home/vagrant/build
    restart: unless-stopped

volumes:
  # Named volumes persist across container restarts (unlike anonymous bind mounts).
  pretex-cache:
  vagrant-build: