collection or collection_id

Author: john-dupuy

src/stac_api_validator/validations.py

@@ -743,7 +743,10 @@ def validate_browseable(
                     link["href"],
                     errors,
                     Context.BROWSEABLE,
-                    params={"ids": item.id, "collections": item.collection},
+                    params={
+                        "ids": item.id,
+                        "collections": getattr(item, "collection", None) or getattr(item, "collection_id", None)
+                    },
                     r_session=r_session,
                 )
                 if body and len(body.get("features", [])) != 1: