Unable to answer "What are the opening hours here?" – L'Île O'Crêpes (Restaurant) – https://osm.org/node/863092781 via StreetComplete 58.2:

Different horaires dans la semaine:
Lundi: 12h-15h
Mardi: 12h-15h puis 19h-22h
Mercredi au Samedi: 12h-22h
Dimanche: 12h-18h30