Avoid leak of OKP chunks

Author: are-ces

src/utils/vector_search.py

@@ -277,7 +277,9 @@ def _process_solr_chunks_for_documents(
     metadata_doc_ids = set()
 
     for chunk in chunks:
-        logger.debug("Extract doc ids from chunk: %s", chunk)
+        logger.debug(
+            "Extracting doc ids from chunk id: %s", getattr(chunk, "chunk_id", None)
+        )
 
         doc_id, title, reference_url = _extract_solr_document_metadata(chunk)
 
@@ -440,7 +442,9 @@ async def _fetch_solr_rag(
                 params=params,
             )
 
-            logger.debug("Solr query response: %s", query_response)
+            logger.debug(
+                "Solr query returned %d chunks", len(query_response.chunks or [])
+            )
 
             if query_response.chunks:
                 retrieved_scores = (