fix: 修复TypeScript配置错误并更新项目文档

详细说明:
- 修复了@n8n/config包的TypeScript配置错误
- 移除了不存在的jest-expect-message类型引用
- 清理了所有TypeScript构建缓存
- 更新了可行性分析文档，添加了技术实施方案
- 更新了Agent prompt文档
- 添加了会展策划工作流文档
- 包含了n8n-chinese-translation子项目
- 添加了exhibition-demo展示系统框架

n8n-n8n-1.109.2/patches/element-plus@2.4.3 2.patch

@@ -0,0 +1,26 @@
+diff --git a/es/hooks/use-lockscreen/index.mjs b/es/hooks/use-lockscreen/index.mjs
+index 482516a6c59f8dcf0caba62b7482f63f126c2280..82a37f344bd650e9d514397b4531c0ff36487c70 100644
+--- a/es/hooks/use-lockscreen/index.mjs
++++ b/es/hooks/use-lockscreen/index.mjs
+@@ -21,6 +21,8 @@ const useLockscreen = (trigger, options = {}) => {
+   let bodyWidth = "0";
+   const cleanup = () => {
+     setTimeout(() => {
++      // Cherry-pick from https://github.com/element-plus/element-plus/pull/18445
++      if (typeof document === 'undefined') return;
+       removeClass(document == null ? void 0 : document.body, hiddenCls.value);
+       if (withoutHiddenClass && document) {
+         document.body.style.width = bodyWidth;
+diff --git a/lib/hooks/use-lockscreen/index.js b/lib/hooks/use-lockscreen/index.js
+index ce7bd581a57cd0d7e834c42a954b48d148578ef5..496e4dc07bae546bea037cedb23ea0ee7b3a7955 100644
+--- a/lib/hooks/use-lockscreen/index.js
++++ b/lib/hooks/use-lockscreen/index.js
+@@ -25,6 +25,8 @@ const useLockscreen = (trigger, options = {}) => {
+   let bodyWidth = "0";
+   const cleanup = () => {
+     setTimeout(() => {
++      // Cherry-pick from https://github.com/element-plus/element-plus/pull/18445
++      if (typeof document === 'undefined') return;
+       style.removeClass(document == null ? void 0 : document.body, hiddenCls.value);
+       if (withoutHiddenClass && document) {
+         document.body.style.width = bodyWidth;