FROM python:3.6 LABEL maintainer="phithon " RUN mkdir /app \ && pip install "jinja2==2.10.3" "flask==1.1.1" "gunicorn==20.0.0" EXPOSE 8000 WORKDIR /app CMD gunicorn -w 4 -b :8000 -u www-data -g www-data --access-logfile - app:app