fix: resolve TypeScript type error in EditingPlanner (#130)

apps/web/src/pages/editing-planner/EditingPlanner.tsx

@@ -34,6 +34,7 @@ import {
   type TitleConfig,
   type SubtitleConfig,
   type BgmConfig,
+  type SaveTemplatePayload,
 } from '@/api/editingPlanner';
 
 /* ── 子组件 ── */
@@ -153,7 +154,7 @@ const EditingPlanner: React.FC = () => {
   });
 
   const updateMutation = useMutation({
-    mutationFn: ({ id, data }: { id: string; data: Record<string, unknown> }) => updateEditingTemplate(id, data),
+    mutationFn: ({ id, data }: { id: string; data: SaveTemplatePayload }) => updateEditingTemplate(id, data),
     onSuccess: () => {
       message.success('模板已更新');
       queryClient.invalidateQueries({ queryKey: ['editing-templates'] });