Customizing ArrayField template to control numbers of items per row (in a json schema stardardish way)

api/rpk-api/firm/entity/models.py

@@ -21,7 +21,7 @@ class Individual(EntityType):
     lastname: Indexed(str) = Field(title='Nom de famille')
     surnames: List[Indexed(str)] = Field(
         default=[],
-        props={"items-per-row": "4", "numbered": True},
+        props={"items_per_row": "4", "numbered": True},
         title="Surnoms"
     )
     day_of_birth: Optional[date] = Field(default=None, title='Date de naissance')