Solved!

It was enough to do
pkcon install lipstick-jolla-home-qt5
from ssh console (log in as nemo) and after devel-su.

Found the hint from coderus post. this one should really be made sticky / wikified!
big THANK you (the Jolla would not be fun at all without you around! )

Why would that one be more problematic using recovery mode?


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ofc need to check which patch is still working or which one was the culprit. later .....

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needed to do the full command linked above as two patches did not want to uninstall (Battery StatusBar on Lockscreen and Eventsview controls patch with settings)