Changes Accepted from Copilot - 2

Co-authored-by: Copilot <[email protected]>

Author: NirajC-Microsoft

src/backend/history/cosmosdbservice.py

@@ -79,8 +79,13 @@ async def create_conversation(self, user_id, title=""):
             "updatedAt": datetime.utcnow().isoformat(),
             "userId": user_id,
             "title": title,
+            # Metadata field for storing additional information about the conversation.
+            # This field is currently an empty dictionary but can be extended in the future.
+            # Metadata field for storing additional information about the conversation.
+            # This field is currently an empty dictionary but can be extended in the future.
             "metadata": {}
         }
+        validate_metadata(conversation["metadata"])
         # TODO: add some error handling based on the output of the upsert_item call
         resp = await self.container_client.upsert_item(conversation)
         if resp: