Fix tool

vlm_tools.py

@@ -130,14 +130,14 @@ onnx_path = "vlm_assets/yolov3-8.onnx"
 names_path = "vlm_assets/obj.names"
 
 class ObjectDetectionTool(Tool):
-    description = "Detect objects in a list of frames (images)"
+    description = "Detect objects in a list of frames (images). It takes a list of frames (images) as input and returns a list of detected objects with labels, confidence, and bounding boxes."
     name = "object_detection"
     inputs = {
         "frames": {"type": List[str], "description": "The list of frames (images) to detect objects in"},
         "onnx_path": {"type": "string", "description": "The path to the onnx file"},
         "names_path": {"type": "string", "description": "The path to the names file"}
     }
-    output_type = List[List[str]]
+    output_type = "List[List[str]]"
     
     def setup(self):
         # Load ONNX model