Update app.py

app.py

@@ -21,7 +21,7 @@ def call_mcp_server(message: str, tool_type: str = "knowledge_base") -> str:
             "formatter": "predict_3"
         }
         
-        endpoint = f"{HF_SPACE_URL}/gradio_api/call/{tool_endpoint_map[tool_type]}/"
+        endpoint = f"{HF_SPACE_URL}/gradio_api/mcp/sse"
         response = requests.post(
             endpoint,
             json={"data": [message]},