Update app.py

app.py

@@ -636,8 +636,10 @@ def chat_turn(session_token: str, agent_id: str, user_msg: str, tool_plan_json:
     return history, ""
 
 with gr.Blocks(title=APP_TITLE) as demo:
-    gr.Markdown("# {APP_TITLE}")
-Public users: chat + workflows. Admin: control plane + audit.")
+    gr.Markdown(
+        f"# {APP_TITLE}\n"
+        "Public users: chat + workflows. Admin: control plane + audit."
+    )
 
     with gr.Tab("Account"):
         gr.Markdown("### Signup")