补齐场景素材快速编辑白名单

同步前端与后端场景快速编辑准入
锁定用户素材标签覆盖的双端白名单
补充新增素材类型的快速编辑检查点
更新场景与画布契约文档

src/components/image-editor/ImageCanvasGenerationModel.test.ts

@@ -435,6 +435,12 @@ describe('ImageCanvasGenerationModel', () => {
         assetKind: 'icon-spritesheet',
       }),
     ).toBe(true);
+    expect(
+      isQuickEditSupportedLayer({
+        ...buildSourceLayer(),
+        assetKind: 'scene',
+      }),
+    ).toBe(true);
     expect(
       isQuickEditSupportedLayer({
         ...buildSourceLayer(),

src/components/image-editor/ImageCanvasGenerationModel.ts

@@ -686,6 +686,7 @@ const QUICK_EDIT_SUPPORTED_ASSET_KINDS = new Set<CanvasLayer['assetKind']>([
   'icon-spec',
   'publication-material',
   'ui-design',
+  'scene',
   'video',
 ]);
 

src/components/image-editor/ImageCanvasWorldView.test.tsx

@@ -1108,6 +1108,28 @@ describe('ImageCanvasWorldView', () => {
     }
   });
 
+  it('offers scene as a user-selectable label for image layers', () => {
+    const imageLayer = createLayer({
+      resourceAssetKind: 'image',
+      assetKind: 'character',
+    });
+    const { props } = renderWorldView({ layers: [imageLayer] });
+
+    fireEvent.click(screen.getByRole('button', { name: '素材标签：角色' }));
+
+    const sceneItem = within(
+      screen.getByRole('menu', { name: '选择素材标签' }),
+    ).getByRole('menuitem', { name: '场景' });
+    expect(sceneItem.hasAttribute('disabled')).toBe(false);
+
+    fireEvent.click(sceneItem);
+
+    expect(props.onUpdateLayerAssetKind).toHaveBeenCalledWith(
+      imageLayer.id,
+      'scene',
+    );
+  });
+
   it('hides resolution and duration text for focused audio generation frames', () => {
     const dialog = createGenerationDialog({
       id: 'dialog-audio',