Unable to answer "Is there tactile paving at the top and bottom of these steps?" – on level 0;1: Steps – https://osm.org/way/94519054 via StreetComplete 57.3:

Oben gibt es Markierungen , unten nicht.

Attached photo(s):
https://westnordost.de/p/212742.jpg
https://westnordost.de/p/212743.jpg