Unable to answer "What are the opening hours here?" – Scool (Cafe) – https://osm.org/way/296724177 via StreetComplete 57.1:

Caffee Scool is the adjoining building, not the one that is currently marked. (Photo: marked on the right, actual on the left.)

Attached photo(s):
https://westnordost.de/p/204846.jpg