In Plasma 6, multiple regression happened to the application dashboard, which is by far my favorite launcher. I did file bug reports and all that, but I would love to try to contribute by fixing some of the bugs. Where do I start and what are the required skills?
I can't be sure, but think this is what you are looking for:
In: [email protected]:plasma/plasma-workspace.git
Go to ->/plasma-workspace/applets/kicker/plugin/dashboardwindow.h