严格区分Seedance视频模型

将画板生成视频默认模型调整为 seedance2.0-fast

为 seedance2.0 与 seedance2.0-fast 分别映射独立上游模型

固定角色动画使用 seedance2.0-fast 并更新前后端契约测试

同步更新编辑器生成面板和项目记忆文档

src/services/image-editor/editorProjectClient.test.ts

@@ -702,7 +702,7 @@ describe('editorProjectClient', () => {
   it('generates editor character animations through the backend BFF', async () => {
     requestJsonMock.mockResolvedValueOnce({
       taskId: 'character-animation-1',
-      model: 'seedance2.0',
+      model: 'seedance2.0-fast',
       prompt: '生成游戏角色动画\n动作描述：\n待机',
       previewVideoPath: '/generated-character-drafts/editor/preview.mp4',
       frames: [
@@ -730,7 +730,7 @@ describe('editorProjectClient', () => {
       frameCount: 32,
       durationSeconds: 4,
       priceMudPoints: 40,
-      model: 'seedance2.0',
+      model: 'seedance2.0-fast',
     });
 
     expect(result.taskId).toBe('character-animation-1');
@@ -750,7 +750,7 @@ describe('editorProjectClient', () => {
           frameCount: 32,
           durationSeconds: 4,
           priceMudPoints: 40,
-          model: 'seedance2.0',
+          model: 'seedance2.0-fast',
         }),
       }),
       '生成角色动画失败',

src/services/image-editor/editorProjectClient.ts

@@ -164,7 +164,7 @@ export type EditorCharacterAnimationGenerationInput = {
   frameCount: EditorCharacterAnimationFrameCount;
   durationSeconds: EditorCharacterAnimationDurationSeconds;
   priceMudPoints: number;
-  model: 'seedance2.0';
+  model: 'seedance2.0-fast';
 };
 
 export type EditorCharacterAnimationFrameResult = {
@@ -176,7 +176,7 @@ export type EditorCharacterAnimationFrameResult = {
 
 export type EditorCharacterAnimationGenerationResult = {
   taskId: string;
-  model: 'seedance2.0';
+  model: 'seedance2.0-fast';
   prompt: string;
   previewVideoPath: string;
   frames: EditorCharacterAnimationFrameResult[];