FROM python:3.12-slim
# WeasyPrint native deps for PDF rendering
RUN apt-get update && apt-get install -y --no-install-recommends \
    libpango-1.0-0 libpangocairo-1.0-0 libcairo2 libgdk-pixbuf-2.0-0 \
    libffi-dev shared-mime-info \
    fonts-dejavu fonts-noto-core fonts-noto-cjk \
 && rm -rf /var/lib/apt/lists/*
WORKDIR /app
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt gunicorn
COPY . .
EXPOSE 5000
CMD ["gunicorn", "-w", "3", "-b", "0.0.0.0:5000", "--timeout", "120", "run:app"]