FROM python:3.9-slim

WORKDIR /app

COPY . /app/

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

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

EXPOSE 7860

CMD ["python", "app.py"]