fix: 全站页面保活机制、登录拦截优化、UI修复与功能完善

- 移除未登录全页面拦截，改为浏览自由 + 功能使用时弹窗
- 修复PageTransition退出动画卡死导致黑屏的bug
- CanvasPage添加加载中状态避免首次访问黑屏假死
- 全站7个工具页添加页面保活机制，切页后台任务不中断
- 修复未登录时401误触发"用户已在别处登录"弹窗
- 删除MorePage模板板块、微信登录、EcommerceTemplates/SizeTemplate路由
- 剧本评分接入DashScope qwen3.7-max直连API
- 电商视频生成重构为3阶段可视管线（策划→生成图片→生成视频）
- 电商视频保活增强：异步函数直接写localStorage避免卸载丢失
- Workbench侧边栏移除mode过滤，三模式共用同一对话列表
- 首页更新轮播图/背景视频、按钮跳转修正、文案优化
- AppShell顶栏新增网站备案信息按钮
- 多个页面的terminate/cancel按钮覆盖、单镜头重试、批量保存下载

Co-Authored-By: Claude Code <noreply@anthropic.com>

src/features/more/MorePage.tsx

@@ -7,10 +7,7 @@ import {
   DeleteOutlined,
   EditOutlined,
   HighlightOutlined,
-  PictureOutlined,
-  ShoppingOutlined,
   SwapOutlined,
-  TableOutlined,
   ThunderboltOutlined,
   VideoCameraOutlined,
 } from "@ant-design/icons";
@@ -23,7 +20,7 @@ interface MorePageProps {
   onOpenImageTool?: (tool: WebImageWorkbenchTool) => void;
 }
 
-type ToolCategory = "image" | "video" | "template";
+type ToolCategory = "image" | "video";
 type FilterKey = "all" | ToolCategory | "upcoming";
 
 interface MoreTool {
@@ -49,9 +46,6 @@ const tools: MoreTool[] = [
   { id: "digitalHuman", title: "数字人", text: "参考人像与音频生成口播视频", icon: <CustomerServiceOutlined />, category: "video", target: "digitalHuman", ready: true, featured: true },
   { id: "characterMix", title: "角色迁移", text: "人物图迁移到参考视频动作", icon: <SwapOutlined />, category: "video", target: "characterMix", ready: true },
   { id: "avatarConsole", title: "数字人控制台", text: "形象、播报、互动与接入配置", icon: <DashboardOutlined />, category: "video", target: "avatarConsole", ready: true },
-  { id: "ecommerce", title: "示例模板", text: "电商场景与最近项目", icon: <ShoppingOutlined />, category: "template", target: "ecommerceTemplates", ready: true },
-  { id: "grid", title: "多宫格", text: "9/25 宫格快速试拍", icon: <TableOutlined />, category: "template", ready: false, badge: "即将上线" },
-  { id: "refOrganize", title: "参考图整理", text: "素材进入资产库前的轻处理", icon: <PictureOutlined />, category: "template", ready: false, badge: "即将上线" },
 ];
 
 interface FeaturedTool {
@@ -89,20 +83,17 @@ const featuredTools: FeaturedTool[] = [
 const categoryLabels: Record<ToolCategory, string> = {
   image: "图像创作",
   video: "视频生成",
-  template: "模板与素材",
 };
 
 const categoryIcons: Record<ToolCategory, ReactNode> = {
   image: <EditOutlined />,
   video: <VideoCameraOutlined />,
-  template: <ShoppingOutlined />,
 };
 
 const filters: { key: FilterKey; label: string }[] = [
   { key: "all", label: "全部" },
   { key: "image", label: "图像" },
   { key: "video", label: "视频" },
-  { key: "template", label: "模板" },
   { key: "upcoming", label: "即将上线" },
 ];