Dockerfile

FROM python:3.11-slim

WORKDIR /app

# Non-root user
RUN useradd -m -u 1000 user
USER user
ENV HOME=/home/user \
    PATH=/home/user/.local/bin:$PATH \
    PYTHONPATH=/home/user/app
WORKDIR $HOME/app

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

COPY --chown=user . .

EXPOSE 7860
CMD ["python", "app.py"]