As many people go digital for their personal administration or (school) work, more and more households don't have a printer at home anymore. This trend generates more demand for occasional public pri...
We're investigating guest printing as a way to support this scenario. Please upvote the feature request at Support for SharedPC mode / Guest user - Microsoft Tech Community.
Some elements of the solution the OP suggested will have to be developed by the 3rd party once guest printing is enabled.