Dockerfile

FROM python:3.9-slim

WORKDIR /app

RUN apt-get update && apt-get install -y \
    gcc \
    g++ \
    && rm -rf /var/lib/apt/lists/*

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

COPY . .

RUN mkdir -p static templates /tmp/uploads

EXPOSE 7860

ENV PORT=7860
ENV ENVIRONMENT=production

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