it's actually quite the opposite... gnome-control-center typically requires patching whereas kde's system-settings is modular and can be easily extended with your own kde configuration module (kcm)
does anyone have any suggestions for learning resources for GTK and libadwaita? i find the documentation to be really lacking and its been a slog to try to read through
Separate question, I am trying to make sort of a declarative setup that makes it easy to swap machines, I assume podman is easiest for that? Is there a tutorial for setting up all my local apps there?