There are a couple of known issues. I hope this is useful for developers and for continuous integration purposes. Any contributions are welcome. I'm sure there is still room to make it even more simpler.
Nope. Couldn't find that when trying to search any ready solutions.
Looks like this version does about the same thing but approach is much more different. It requires user to copy contents from VM to the container when mine downloads the tools and targets from Internet. My version doesn't even try to work with the QtC but acts just as a standalone build container. QtC support could probably be added if needed.