FROM python:3.11-slim

WORKDIR /app

# System packages for file conversions
RUN apt-get update && apt-get install -y --no-install-recommends \
    djvulibre-bin \
    && rm -rf /var/lib/apt/lists/*

# Install dependencies
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt
RUN python -m playwright install --with-deps chromium

# Copy application
COPY . .

# Expose port
EXPOSE 8000

# Health check (using urllib - no external deps)
HEALTHCHECK --interval=30s --timeout=10s --start-period=30s --retries=5 \
  CMD python -c "import urllib.request; urllib.request.urlopen('http://localhost:8000/health')"

# Run application
CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "8000"]