version: '3.8'

services:
  notebook-viewer:
    build: .
    ports:
      - "${FLASK_PORT:-5000}:5000"
    volumes:
      - "${JUPYTERHUB_SHARED_DIR:-./shared}:/shared:ro"
      - "./notebooks:/notebooks:ro"  # Additional notebooks directory
    environment:
      - JUPYTERHUB_SHARED_DIR=/shared
      - FLASK_HOST=0.0.0.0
      - FLASK_PORT=5000
      - FLASK_DEBUG=${FLASK_DEBUG:-False}
      - FLASK_SECRET_KEY=${FLASK_SECRET_KEY:-change-me-in-production}
      - MAX_FILE_SIZE=${MAX_FILE_SIZE:-16777216}
      - NOTEBOOKS_PER_PAGE=${NOTEBOOKS_PER_PAGE:-50}
      - ALLOWED_EXTENSIONS=${ALLOWED_EXTENSIONS:-.ipynb,.py,.md}
      - ENABLE_DOWNLOAD=${ENABLE_DOWNLOAD:-True}
      - ENABLE_API=${ENABLE_API:-True}
      - APP_TITLE=${APP_TITLE:-JupyterHub Notebook Viewer}
      - THEME=${THEME:-dark}
    env_file:
      - .env
    restart: unless-stopped
    healthcheck:
      test: ["CMD", "curl", "-f", "http://localhost:5000/"]
      interval: 30s
      timeout: 10s
      retries: 3
      start_period: 40s

volumes:
  shared:
    driver: local