refactor(#1341): 解耦封面类型定义，独立于 editing-planner + 修复 confirm 路径和 AI 超时 (#1352)

apps/web/src/api/cover-templates.ts

@@ -3,7 +3,7 @@
  * 后端路由: /api/v1/cover-templates
  */
 import apiClient from "./client"
-import type { CoverTemplate } from "@/pages/editing-planner/types"
+import type { CoverTemplate } from "@/pages/generate/types/cover"
 
 export interface CoverTemplateListResponse {
   items: CoverTemplate[]

apps/web/src/api/generation/confirm.ts

@@ -7,7 +7,7 @@ export const confirmGeneration = async (
   params: ConfirmGenerationRequest,
 ): Promise<ConfirmGenerationResponse> => {
   const response = await apiClient.post<ConfirmGenerationResponse>(
-    `/tasks/${taskId}/confirm`,
+    `/generation/tasks/${taskId}/confirm`,
     params,
   )
   return response.data

apps/web/src/api/template-editor/aiFeatures.ts

@@ -24,7 +24,7 @@ export async function generateCover(
   data: GenerateCoverRequest,
 ): Promise<GenerateCoverResponse> {
   const response = await apiClient.post(`/templates/${templateId}/editor/generate-cover`, data, {
-    timeout: 180000, // 封面生成涉及 MediaKit 抽帧，最长 180 秒
+    timeout: 300000, // 封面生成涉及 MediaKit 抽帧，最长 300 秒
   })
   return response.data
 }