FROM python:3.11-slim

WORKDIR /app

RUN apt-get update && apt-get install -y --no-install-recommends gcc \
    && rm -rf /var/lib/apt/lists/*

COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

COPY app.py .
COPY gunicorn_config.py .

# Runtime cache dirs
RUN mkdir -p /tmp/hidden_modules_files /dev/shm/maindb

ENV PORT=7860
ENV PYTHONUNBUFFERED=1
EXPOSE 7860

CMD ["gunicorn", "-c", "gunicorn_config.py", "app:app"]