The Deskware folder (specifically Deskware_Main.scad, DeskwareScrewMount.scad, and HX Connector.scad) all reference a roof() module, but it doesn’t appear to be defined anywhere in the repo.
Example (from Deskware_Main.scad):
I searched the full repo and couldn’t find a definition for it. Was this part of a utility module that didn’t get committed — or maybe renamed, but the references weren’t updated?