This is Cage, a Wayland kiosk. A kiosk runs a single, maximized application.
This README is only relevant for development resources and instructions. For a description of Cage and installation instructions for end-users, please see its project page and the Wiki.
Have you used Wayland in the last four/five years?
This isn’t an answer to their questions?
Well, obviously they should already know the answer to their question. Because its “obvious” (/s)