Update llm_node.py

llm_node.py

@@ -1,5 +1,9 @@
 def llm_node(question, search_result):
-    # Use search result directly, bypassing heavy LLM calls
-    # Only light formatting / phrasing
-    combined_answer = f"{search_result.strip()}"
+    # Make sure search_result is a string
+    if isinstance(search_result, list):
+        combined_result = " ".join(search_result)
+    else:
+        combined_result = str(search_result)
+
+    combined_answer = combined_result.strip()
     return combined_answer