As a contributor to [https://github.com/enterprisemediawiki/meza Meza], and developer of [[QualityBox]], I'm closely following the efforts in the [[MediaWiki]] community around easier/automated deployments of MediaWiki. Actually, it's a goal of the MWStakeholders Group. And, it's a crucial aspect of the whole [https://www.mediawiki.org/wiki/Wikimedia_Technology/Goals/2017-18_Q3 Wikimedia Technology Department Goals]. Here is a list of some of the efforts and projects within and outside the WMF for automating deployments of MediaWiki
* [https://hub.docker.com/_/mediawiki/ Official Docker repository of MediaWiki]