Remember when MobaXTerm started shipping with an X-server? No more mingw, or any other 3rd-party hard-to-install, harder-to-configure shareware apps … it just worked!
Seems like some have managed to do this kind of a thing like Run GUI app in linux docker container on windows host - DEV Community but really no one is going to actually deploy software in that way. And, so that’s an obstacle for docker-based GUIs to be deployed on Windows … 
Please reply if you would like vote for this as a feature!