Dockerfile

FROM python:3.9-slim

WORKDIR /app

# Install Flask and Gunicorn
RUN pip install --no-cache-dir flask gunicorn

COPY . .

# Create a non-root user for Hugging Face Spaces
RUN useradd -m -u 1000 user
USER user
ENV HOME=/home/user \
    PATH=/home/user/.local/bin:$PATH

CMD ["gunicorn", "-b", "0.0.0.0:7860", "app:app"]