FROM python:3

WORKDIR /usr/src/app
RUN pip install --no-cache-dir gunicorn flask requests psycopg2

COPY ./ /usr/src/app

USER daemon

CMD ["gunicorn", "-w", "4", \
    "-b", "0.0.0.0:8991", \
    "--worker-tmp-dir", "/dev/shm", \
    "front:app"]