Dockerfile

FROM python:3.9

# create a non-root user
RUN useradd -m -u 1000 user
USER user
ENV PATH="/home/user/.local/bin:$PATH"

WORKDIR /app

# install Python deps
COPY --chown=user requirements.txt .
RUN pip install --no-cache-dir --upgrade -r requirements.txt

# copy your code
COPY --chown=user . .

# run Uvicorn on port 7860
CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860"]