Just posting this here as a flag. LH mainline and Cityline cabin crew are currently voting on whether to strike. Voting closes March 27, with likely walk out to happen in Easter (a likely outcome according to certain pundits).
More here in German:
https://www.adac.de/news/reise-neuer-streik-lufthansa/
Anyway, one to watch! We should know by next weekend whether this will go ahead or not.