add comma

app.py

@@ -32,7 +32,7 @@ iface = gr.Interface(fn=predict_and_visualize,
                      inputs=gr.Image(type="numpy", label="Upload Image"),
                      outputs=gr.Image(label="Predicted Image"),
                      title="DeepForest Tree Detection",
-                     examples=["./example.jpg"]
+                     examples=["./example.jpg"],
                      description="Upload an image to detect trees using the DeepForest model.")
 
 # Launch the Gradio app