修复画布生成参数复用问题

强化持久化生成输入的运行时结构校验
统一快速编辑请求尺寸、模型、参考图与生成快照
补齐视频联网搜索参数保存与恢复
隐藏缺少必需来源的复用参数入口
补充回归测试并同步编辑器方案文档

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

@@ -860,6 +860,7 @@ describe('ImageCanvasGenerationDialogModel', () => {
               { id: 'resolution', title: '显示快照', value: '1080p' },
               { id: 'durationSeconds', title: '显示快照', value: 8 },
               { id: 'sound', title: '显示快照', value: 'off' },
+              { id: 'webSearchEnabled', title: '显示快照', value: false },
             ],
             references: [
               {
@@ -888,6 +889,7 @@ describe('ImageCanvasGenerationDialogModel', () => {
       videoResolution: '1080p',
       videoDurationSeconds: 8,
       videoSound: 'off',
+      videoWebSearchEnabled: false,
       generationReferences: [
         expect.objectContaining({
           id: 'canvas-layer-image-reference',
@@ -1005,6 +1007,67 @@ describe('ImageCanvasGenerationDialogModel', () => {
     });
   });
 
+  it('restores quick-edit references and the persisted image model', () => {
+    const editSource = createLayer({
+      id: 'layer-edit-source',
+      resourceId: 'resource-edit-source',
+    });
+    const styleReference = createLayer({
+      id: 'layer-style-reference',
+      resourceId: 'resource-style-reference',
+      title: '风格参考',
+    });
+
+    expect(
+      createLayerGenerationDialogDraft({
+        sourceLayer: createLayer({
+          id: 'layer-edit-result',
+          resourceId: 'resource-edit-result',
+          sourceType: 'generated',
+          generationInputs: {
+            version: 2,
+            action: 'image.edit',
+            fields: [
+              { id: 'prompt', title: '提示词', value: '改成雨天' },
+              { id: 'model', title: '模型', value: IMAGE_MODEL_NANOBANANA2 },
+              { id: 'aspectRatio', title: '比例', value: '16:9' },
+              { id: 'imageSize', title: '尺寸', value: '2K' },
+            ],
+            references: [
+              {
+                id: 'source',
+                title: '原图',
+                refType: 'project-resource',
+                refId: 'resource-edit-source',
+              },
+              {
+                id: 'reference',
+                title: '参考图 1',
+                refType: 'project-resource',
+                refId: 'resource-style-reference',
+              },
+            ],
+          },
+        }),
+        availableLayers: [editSource, styleReference],
+        canvasSize: { width: 960, height: 720 },
+        viewport: { x: 0, y: 0, scale: 1 },
+      }),
+    ).toMatchObject({
+      mode: 'quick-edit',
+      prompt: '改成雨天',
+      imageModel: IMAGE_MODEL_NANOBANANA2,
+      aspectRatio: '16:9',
+      imageSize: '2K',
+      generationReferences: [
+        expect.objectContaining({
+          id: 'canvas-layer-style-reference',
+          label: '风格参考',
+        }),
+      ],
+    });
+  });
+
   it('uses the V2 source reference ahead of a conflicting legacy animation source', () => {
     const v2Source = createLayer({
       id: 'layer-v2-character',