Dockerfile

FROM python:3.10-slim

RUN useradd user
USER user
ENV HOME=/home/user \
    PATH=/home/user/.local/bin:$PATH

WORKDIR $HOME/app

# Install Python deps
COPY --chown=user ./ $HOME/app
RUN pip install --no-cache-dir -r requirements.txt

# Expose port used by uvicorn
EXPOSE 7860

# Run FastAPI server
CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860"]