Update app.py

app.py

@@ -684,6 +684,13 @@ def submit_message(prompt, prompt_template, temperature, max_tokens, context_len
         source_info = f"\n**Lead source:** {modified_source}, **Page:** {selected_document.metadata['page']} "
     else:
         source_info = "Lead source: not determined"
+
+    # Log trace manually in Langfuse for debugging
+    langfuse.trace(
+        name="submit_message",
+        input={"prompt": prompt},
+        output={"answer": answer}
+    )
     
     #chat_messages = [(prompt_msg['content'], completion['content'])]   
     get_chat_response(prompt)