Update app.py

app.py

@@ -354,7 +354,7 @@ class ImageAnalysisTool(Tool):
     # or an instance attribute if it could vary per instance.
     # For this example, we'll keep it within the _run method for directness.
 
-    def _run(self, image_url: str) -> str:
+    def forward(self, image_url: str) -> str:
         """
         Executes the image analysis by sending the image URL to the Hugging Face API.
         """