Boilerplate code for setting up Nginx + Gunicorn + Flask + automated LetsEncrypt certificates (https) using docker-compose.
Full Changelog: https://github.com/smallwat3r/docker-nginx-gunicorn-flask-letsencrypt/compare/2.1.2...2.2.0
multiprocessing.cpu_count() * 2 + 1
to calculate the number of workers used by Gunicorn as this could lead to some issues as running in a Docker container (see https://bugs.python.org/issue36054).