Unable to answer "What are the opening hours here?" – Alterlivres (Bookstore) – https://osm.org/node/7389847199 via StreetComplete 58.2:

The real location of this library is already set with all informations (just a bit of norther : 43°56′35.54″N, 03°56′57.19″E) https://osm.org/go/xVy1~a3t-?m