Add example images

app.py

@@ -153,7 +153,7 @@ def build_gradio_app(queues, command):
              #anno-img .mask.active {opacity: 0.7}"""
 
     def get_examples():
-        assets_dir = os.path.join(os.path.dirname(__file__), "../assets")
+        assets_dir = os.path.join(os.path.dirname(__file__), "assets")
         app_images = list(filter(lambda x: x.startswith("app_image"), os.listdir(assets_dir)))
         app_images.sort()
         return [{"image": os.path.join(assets_dir, x)} for x in app_images]