Account for null features.

See stac-utils/pgstac#45

Author: lossyrob

stac_fastapi/pgstac/stac_fastapi/pgstac/core.py

@@ -129,7 +129,7 @@ async def _search_base(
         collection = ItemCollection(**items)
         cleaned_features: List[Item] = []
 
-        for feature in collection["features"]:
+        for feature in (collection.get("features") or []):
             feature = Item(**feature)
             if (
                 search_request.fields.exclude is None