Update app.py

app.py

@@ -47,7 +47,7 @@ with gr.Blocks(title="3D Garment Generator", theme=gr.themes.Default(text_size="
                 )
                 body_upload = gr.File(
                     label="2. Тело (OBJ/USD/FBX)",
-                    file_types=[".obj", ".usd", ".fbx"]
+                    file_types=[".obj", ".glb", ".gltf", ".fbx"]
                 )
 
     with gr.Row():
@@ -96,7 +96,9 @@ with gr.Blocks(title="3D Garment Generator", theme=gr.themes.Default(text_size="
                 )
 
         with gr.Column(scale=3):
-            viewer = gr.Model3D(label="3D Просмотрщик", interactive=True, height=500)
+            viewer = gr.Model3D(label="3D Просмотрщик", interactive=True, height=500,
+                               clear_color=[0.0, 0.0, 0.0, 0.0]
+                               )
             
             with gr.Row():
                 save_render_btn = gr.Button("Сохранить рендер")