快速编辑直接覆盖原图

将图片快速编辑提交切到 /api/editor/images/edits，并用结果回写源图层

保留重绘作为右侧新结果图层，角色重绘继续走 character 生成契约

更新快速编辑文档和定向回归测试

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

@@ -41,7 +41,6 @@ import {
   getGenerationFrameAriaLabel,
   getGenerationFrameLabel,
   IMAGE_MODEL_GPT_IMAGE_2,
-  normalizeQuickEditPromptSourceReference,
   resolveCharacterAnimationSourceImageSrc,
   resolveImageGenerationErrorMessage,
   VIDEO_MODEL_KLING_3,
@@ -299,24 +298,6 @@ describe('ImageCanvasGenerationModel', () => {
     });
   });
 
-  it('rewrites quick edit source image references to the final image index', () => {
-    expect(normalizeQuickEditPromptSourceReference('把图1改成夜晚', 3)).toBe(
-      '把图3改成夜晚',
-    );
-    expect(normalizeQuickEditPromptSourceReference('参考原图增加暖光', 2)).toBe(
-      '参考图2增加暖光',
-    );
-    expect(normalizeQuickEditPromptSourceReference('保留图1构图', 1)).toBe(
-      '保留图1构图',
-    );
-    expect(
-      normalizeQuickEditPromptSourceReference('保持当前图片构图', 1),
-    ).toBe('保持图1构图');
-    expect(
-      normalizeQuickEditPromptSourceReference('不要影响图10内容', 2),
-    ).toBe('不要影响图10内容');
-  });
-
   it('keeps generated prompts and quick edit options stable', () => {
     const prompt = buildSpecPrompt('ui', {
       playSetting: '消除玩法',