Heiko Becker

Minor usability improvement: I would also appreciate if the languages and runtimes were clustered into a devkit.

As an illustrating example, I have added some documentation to [the platform docs](http://mbeddr.com/mps-platform-docs/language_reference/). The documentationm was generated from MPS with this configuration: 

> @HeikoBecker MPS has builtin support for writing and generating documentation starting from MPS 2023.3: https://www.jetbrains.com/help/mps/documentationfacet.html#generatingdocumentation Are you fine with me closing the PR? Yes. Onboard tools should be preferred.