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/pdfjs-dist@5.3.31 2.patch

@@ -0,0 +1,27 @@
+diff --git a/legacy/build/pdf.mjs b/legacy/build/pdf.mjs
+index 1a373ea986beef21076d30438235d180a0487c20..9d584f4fcc13f0b86e57160570c530e5ac794638 100644
+--- a/legacy/build/pdf.mjs
++++ b/legacy/build/pdf.mjs
+@@ -12060,9 +12060,9 @@ class DOMWasmFactory extends BaseWasmFactory {
+ if (isNodeJS) {
+   let canvas;
+   try {
+-    const require = process.getBuiltinModule("module").createRequire(import.meta.url);
++    const _require = process.getBuiltinModule("module").createRequire(import.meta.url);
+     try {
+-      canvas = require("@napi-rs/canvas");
++      canvas = _require("@napi-rs/canvas");
+     } catch (ex) {
+       warn(`Cannot load "@napi-rs/canvas" package: "${ex}".`);
+     }
+@@ -12106,8 +12106,8 @@ async function node_utils_fetchData(url) {
+ class NodeFilterFactory extends BaseFilterFactory {}
+ class NodeCanvasFactory extends BaseCanvasFactory {
+   _createCanvas(width, height) {
+-    const require = process.getBuiltinModule("module").createRequire(import.meta.url);
+-    const canvas = require("@napi-rs/canvas");
++    const _require = process.getBuiltinModule("module").createRequire(import.meta.url);
++    const canvas = _require("@napi-rs/canvas");
+     return canvas.createCanvas(width, height);
+   }
+ }