multi-process container with s6-overlay
# exp

* https://github.com/hex-ci/docker-nginx-php-fpm
* https://github.com/recatch/php7-nginx-s6-alpine
* https://github.com/ahmetb/multi-process-container
* https://github.com/seblucas/docker-images/tree/master/alpine-nginx-php

# ref
* [s6 overlay for containers (includes execline, s6-linux-utils & a custom init)](https://github.com/just-containers/s6-overlay)
* [docker-and-s6-my-new-favorite-process-supervisor.md](https://gist.github.com/snakevil/f14d22efcf5d7128dee6b2712bfccf00)
* [s6-svscan-1.md](https://gist.github.com/snakevil/00e3a135d3644ab87ddd368574dd1caf)
* [Docker: why you should use Monit instead of supervisord](https://blog.deimos.fr/2016/01/13/docker-why-you-should-use-monit-instead-of-supervisord/)
* [Choosing an init process for multi-process containers](https://ahmet.im/blog/minimal-init-process-for-containers/)