Update app.py

app.py

@@ -8,8 +8,8 @@ logging.basicConfig(level=logging.DEBUG)
 def display_sketch(sketch):
     logging.debug(f"Received sketch data: {sketch}")
     
-    if isinstance(sketch, dict) and "image" in sketch:
-        image_data = sketch["image"]
+    if isinstance(sketch, dict) and "composite" in sketch:
+        image_data = sketch["composite"]
         logging.debug(f"Image data type: {type(image_data)}")
         logging.debug(f"Image data shape: {np.array(image_data).shape}")