* Add docker files
* Improve docker-compose compatibility
* Use Openstack's standard port
* Use package ffmpeg-dev instead of ffmpeg
* improve dockerfile and config
* Add short docker guide
* adhere to previous naming conventions
* document former json comments
* Undo init.sh approach to touching the db file
* Make clear that it's about files on the host system
* add local path specifier
Co-authored-by: Denys Vitali <denys.vitali@swisscom.com>
