Update app.py

app.py

@@ -104,7 +104,8 @@ def respond(message, history: list[tuple[str, str]], system_message, max_tokens,
                 response += event.delta
                 yield response
             elif event.type == "response.completed":
-                citations = extract_unique_citations_paragraph(response)
+                response_stream = stream.get_final_response()
+                citations = extract_unique_citations_paragraph(response_stream)
                 response += "\n\n\n Fuentes: \n" + citations
                 yield response
                 break