feat: 优化会展策划网站UI和添加Duoduo Agent设计流程展示

主要更新:
- 统一所有页面导航栏样式为glass-morphism风格
- 添加Duoduo Agent智能设计系统完整可视化流程
- 展示从CAD到展位概念的5个设计阶段
- 优化页面交互效果和用户体验

详细修改:
- web_frontend/web_result/pages/: 统一6个页面导航栏样式
- operation.html: 新增Duoduo Agent设计流程展示模块
- 添加5张设计阶段图片展示 (CAD/概念/白模/渲染/最终方案)
- 增强视觉效果和动画交互

🤖 Generated with [Claude Code](https://claude.ai/code)

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

web_frontend/exhibition-demo/node_modules/fsevents/fsevents.d.ts

@@ -0,0 +1,46 @@
+declare type Event = "created" | "cloned" | "modified" | "deleted" | "moved" | "root-changed" | "unknown";
+declare type Type = "file" | "directory" | "symlink";
+declare type FileChanges = {
+  inode: boolean;
+  finder: boolean;
+  access: boolean;
+  xattrs: boolean;
+};
+declare type Info = {
+  event: Event;
+  path: string;
+  type: Type;
+  changes: FileChanges;
+  flags: number;
+};
+declare type WatchHandler = (path: string, flags: number, id: string) => void;
+export declare function watch(path: string, handler: WatchHandler): () => Promise<void>;
+export declare function watch(path: string, since: number, handler: WatchHandler): () => Promise<void>;
+export declare function getInfo(path: string, flags: number): Info;
+export declare const constants: {
+  None: 0x00000000;
+  MustScanSubDirs: 0x00000001;
+  UserDropped: 0x00000002;
+  KernelDropped: 0x00000004;
+  EventIdsWrapped: 0x00000008;
+  HistoryDone: 0x00000010;
+  RootChanged: 0x00000020;
+  Mount: 0x00000040;
+  Unmount: 0x00000080;
+  ItemCreated: 0x00000100;
+  ItemRemoved: 0x00000200;
+  ItemInodeMetaMod: 0x00000400;
+  ItemRenamed: 0x00000800;
+  ItemModified: 0x00001000;
+  ItemFinderInfoMod: 0x00002000;
+  ItemChangeOwner: 0x00004000;
+  ItemXattrMod: 0x00008000;
+  ItemIsFile: 0x00010000;
+  ItemIsDir: 0x00020000;
+  ItemIsSymlink: 0x00040000;
+  ItemIsHardlink: 0x00100000;
+  ItemIsLastHardlink: 0x00200000;
+  OwnEvent: 0x00080000;
+  ItemCloned: 0x00400000;
+};
+export {};