docs: add comprehensive project documentation

Add four new comprehensive documentation files and update READMEs:

New Documentation:
- ARCHITECTURE.md: High-level system architecture overview
  * Design philosophy and core principles
  * System components and data flow
  * Multi-agent system details
  * CLI tool integration strategy
  * Session and memory management
  * Performance optimizations and best practices

- CONTRIBUTING.md: Contributor guidelines
  * Code of conduct
  * Development setup instructions
  * Coding standards and best practices
  * Testing guidelines
  * Documentation requirements
  * Pull request process
  * Release process

- FAQ.md: Frequently asked questions
  * General questions about CCW
  * Installation and setup
  * Usage and workflows
  * Commands and syntax
  * Sessions and tasks
  * Agents and tools
  * Memory system
  * Troubleshooting
  * Advanced topics

- EXAMPLES.md: Real-world use cases
  * Quick start examples
  * Web development (Express, React, e-commerce)
  * API development (REST, GraphQL)
  * Testing & quality assurance (TDD, test generation)
  * Refactoring (monolith to microservices)
  * UI/UX design (design systems, landing pages)
  * Bug fixes (simple and complex)
  * Documentation generation
  * DevOps & automation (CI/CD, Docker)
  * Complex projects (chat app, analytics dashboard)

Updated Documentation:
- README.md: Added comprehensive documentation section
  * Organized docs into categories
  * Links to all new documentation files
  * Improved navigation structure

- README_CN.md: Added documentation section (Chinese)
  * Same organization as English version
  * Links to all documentation resources

Benefits:
- Provides clear entry points for new users
- Comprehensive reference for all features
- Real-world examples for practical learning
- Complete contributor onboarding
- Better project discoverability

README_CN.md

@@ -159,11 +159,38 @@ CCW 包含内置的**命令指南技能**，帮助您有效地发现和使用命
 
 ---
 
+## 📚 文档
+
+CCW 提供全面的文档，帮助您快速上手并掌握高级功能：
+
+### 📖 **快速入门**
+- [**快速上手指南**](GETTING_STARTED_CN.md) - 5 分钟快速入门教程
+- [**安装指南**](INSTALL_CN.md) - 详细安装说明 ([English](INSTALL.md))
+- [**示例**](EXAMPLES.md) - 真实世界用例和实践示例 (English)
+- [**常见问题**](FAQ.md) - 常见问题和故障排除 (English)
+
+### 🏗️ **架构与设计**
+- [**架构概览**](ARCHITECTURE.md) - 系统设计和核心组件 (English)
+- [**项目介绍**](PROJECT_INTRODUCTION.md) - 详细项目概览
+- [**工作流图示**](WORKFLOW_DIAGRAMS.md) - 可视化工作流表示 (English)
+
+### 📋 **命令参考**
+- [**命令参考**](COMMAND_REFERENCE.md) - 所有命令的完整列表 (English)
+- [**命令规范**](COMMAND_SPEC.md) - 详细技术规范 (English)
+- [**命令流程标准**](COMMAND_FLOW_STANDARD.md) - 命令设计模式 (English)
+
+### 🤝 **贡献**
+- [**贡献指南**](CONTRIBUTING.md) - 如何为 CCW 做贡献 (English)
+- [**更新日志**](CHANGELOG.md) - 版本历史和发布说明
+
+---
+
 ## 🤝 贡献与支持
 
 - **仓库**: [GitHub - Claude-Code-Workflow](https://github.com/catlog22/Claude-Code-Workflow)
 - **问题**: 在 [GitHub Issues](https://github.com/catlog22/Claude-Code-Workflow/issues) 上报告错误或请求功能。
 - **讨论**: 加入 [社区论坛](https://github.com/catlog22/Claude-Code-Workflow/discussions)。
+- **贡献**: 查看 [CONTRIBUTING.md](CONTRIBUTING.md) 了解贡献指南。
 
 ## 📄 许可证