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/testing/playwright/pages/SidebarPage 2.ts

@@ -0,0 +1,46 @@
+import type { Locator, Page } from '@playwright/test';
+
+export class SidebarPage {
+	readonly page: Page;
+
+	constructor(page: Page) {
+		this.page = page;
+	}
+
+	async clickAddProjectButton() {
+		await this.page.getByTestId('project-plus-button').click();
+	}
+
+	async universalAdd() {
+		await this.page.getByTestId('universal-add').click();
+	}
+
+	async addProjectFromUniversalAdd() {
+		await this.universalAdd();
+		await this.page.getByTestId('navigation-menu-item').filter({ hasText: 'Project' }).click();
+	}
+
+	async addWorkflowFromUniversalAdd(projectName: string) {
+		await this.universalAdd();
+		await this.page.getByTestId('universal-add').getByText('Workflow').click();
+		await this.page.getByTestId('universal-add').getByRole('link', { name: projectName }).click();
+	}
+
+	async openNewCredentialDialogForProject(projectName: string) {
+		await this.universalAdd();
+		await this.page.getByTestId('universal-add').getByText('Credential').click();
+		await this.page.getByTestId('universal-add').getByRole('link', { name: projectName }).click();
+	}
+
+	getProjectMenuItems(): Locator {
+		return this.page.getByTestId('project-menu-item');
+	}
+
+	async clickProjectMenuItem(projectName: string) {
+		await this.getProjectMenuItems().filter({ hasText: projectName }).click();
+	}
+
+	getAddFirstProjectButton(): Locator {
+		return this.page.getByTestId('add-first-project-button');
+	}
+}