更新角色响应数据结构，将角色属性从characters更改为data；在RoleEditUseCase和SaveEditUseCase中相应调整数据映射和逻辑；在useWorkflowData中重置taskData结构以包含视频数据；在edit-modal中调用SaveEditUseCase以保存数据。

app/service/usecase/SaveEditUseCase.ts

@@ -92,10 +92,6 @@ export class SaveEditUseCase {
         throw new Error('项目ID不能为空');
       }
 
-      if (SaveEditUseCase.videoTasks.length === 0) {
-        throw new Error('视频任务列表不能为空');
-      }
-
       const response = await modifyCharacterOrScene({
         project_id: SaveEditUseCase.projectId,
         character_id: SaveEditUseCase.characterId,

components/pages/work-flow/use-workflow-data.tsx

@@ -83,7 +83,7 @@ export function useWorkflowData() {
   const [isPauseWorkFlow, setIsPauseWorkFlow] = useState(false);
   const [mode, setMode] = useState<'automatic' | 'manual' | 'auto'>('automatic');
 
-  const taskData: any = {
+  let taskData: any = {
     sketch: { data: [], total_count: -1 },
     character: { data: [], total_count: -1 },
     shot_sketch: { data: [], total_count: -1 },
@@ -612,8 +612,17 @@ export function useWorkflowData() {
 
   // 回退到 指定状态 重新获取数据
   const fallbackToStep = (step: string) => {
+    console.log('fallbackToStep', step);
     setCurrentStep(step);
     setNeedStreamData(true);
+    taskData = {
+      sketch: { data: [], total_count: -1 },
+      character: { data: [], total_count: -1 },
+      shot_sketch: { data: [], total_count: -1 },
+      video: { data: [], total_count: -1 },
+      status: step
+    };
+    // loadingText = LOADING_TEXT_MAP.initializing;
   }
 
   // 重试加载数据

components/ui/edit-modal.tsx

@@ -11,6 +11,7 @@ import { SettingsTabContent } from './settings-tab-content';
 import { CharacterTabContent } from './character-tab-content';
 import { MusicTabContent } from './music-tab-content';
 import FloatingGlassPanel from './FloatingGlassPanel';
+import { SaveEditUseCase } from '@/app/service/usecase/SaveEditUseCase';
 
 interface EditModalProps {
   isOpen: boolean;
@@ -126,12 +127,16 @@ const [pendingSwitchTabId, setPendingSwitchTabId] = useState<string | null>(null
 
   const handleConfirmGotoFallback = () => {
     console.log('handleConfirmGotoFallback');
+    SaveEditUseCase.saveData();
     if (activeTab === '0') {
       fallbackToStep('0');
       // 应用剧本
     } else {
       fallbackToStep('1');
     }
+    setIsRemindFallbackOpen(false);
+    // 关闭弹窗
+    onClose();
   }
   const handleCloseRemindFallbackPanel = () => {
     if (pendingSwitchTabId) {