Unable to answer "This shop has been vacant. What’s here now?" – house number 22 – https://osm.org/node/6034017050 via StreetComplete 58.2:

No shop at 22, 24 s. Bild 2

Attached photo(s):
https://westnordost.de/p/233210.jpg
https://westnordost.de/p/233211.jpg