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/packages/nodes-base/jest.config 2.js

@@ -0,0 +1,10 @@
+// Avoid tests failing because of difference between local and GitHub actions timezone
+process.env.TZ = 'UTC';
+
+/** @type {import('jest').Config} */
+module.exports = {
+	...require('../../jest.config'),
+	collectCoverageFrom: ['credentials/**/*.ts', 'nodes/**/*.ts', 'utils/**/*.ts'],
+	globalSetup: '<rootDir>/test/globalSetup.ts',
+	setupFilesAfterEnv: ['jest-expect-message', '<rootDir>/test/setup.ts'],
+};