docs: add generalupdate-skill-codegen section and GitCode star badge

- Add Claude Code Skill Suite section with description and skill table
- Add GitCode star badge alongside GitHub badges
- Update both English and Chinese README

Co-Authored-By: Claude <noreply@anthropic.com>

Author: JusterZhu

README.md

@@ -31,6 +31,7 @@ A one-click startup example helps you quickly understand how to integrate automa
 
 [![](https://img.shields.io/github/stars/GeneralLibrary/GeneralUpdate?style=social)](https://github.com/GeneralLibrary/GeneralUpdate/stargazers)
 [![](https://img.shields.io/github/forks/GeneralLibrary/GeneralUpdate)](https://github.com/GeneralLibrary/GeneralUpdate/network/members)
+[![star](https://gitcode.com/GeneralLibrary/GeneralUpdate/star/badge.svg)](https://gitcode.com/GeneralLibrary/GeneralUpdate)
 
 **Share GeneralUpdate Repository**
 
@@ -79,6 +80,18 @@ Special thanks to the authors of the following open source projects for contribu
 </div>
 
 
+## 🤖 Claude Code Skill Suite
+
+[**GeneralUpdate Skill CodeGen**](https://github.com/GeneralLibrary/generalupdate-skill-codegen) is a Claude Code skill suite that helps .NET developers integrate the GeneralUpdate auto-update system into any .NET application in under 5 minutes. It covers 50+ known issues from real GitHub/Gitee feedback, providing production-ready code generation and deep troubleshooting.
+
+| Skill | Command | Purpose |
+|-------|---------|---------|
+| 🚀 `generalupdate-init` | `/generalupdate-init` | Dual-project scaffold + Bootstrap config |
+| 🎨 `generalupdate-ui` | `/generalupdate-ui` | Auto-detect UI framework, generate full-state update window |
+| ⚙️ `generalupdate-strategy` | `/generalupdate-strategy` | 6-strategy decision tree with platform matrix |
+| 🔧 `generalupdate-advanced` | `/generalupdate-advanced` | 10+ extension points, IPC, Bowl, AOT |
+| 🩺 `generalupdate-troubleshoot` | `/generalupdate-troubleshoot` | 50+ known issues diagnosis |
+
 
 ## 🙏 Thanks
 

README_ZHCN.md

@@ -30,6 +30,7 @@ GeneralUpdate是一款基于.NET Standard2.0 Apache 2.0协议开源的跨平台
 
 [![](https://img.shields.io/github/stars/GeneralLibrary/GeneralUpdate?style=social)](https://github.com/GeneralLibrary/GeneralUpdate/stargazers)
 [![](https://img.shields.io/github/forks/GeneralLibrary/GeneralUpdate)](https://github.com/GeneralLibrary/GeneralUpdate/network/members)
+[![star](https://gitcode.com/GeneralLibrary/GeneralUpdate/star/badge.svg)](https://gitcode.com/GeneralLibrary/GeneralUpdate)
 
 **Share GeneralUpdate Repository**
 
@@ -78,6 +79,18 @@ GeneralUpdate是一款基于.NET Standard2.0 Apache 2.0协议开源的跨平台
 </div>
 
 
+## 🤖 Claude Code 技能套件
+
+[**GeneralUpdate Skill CodeGen**](https://github.com/GeneralLibrary/generalupdate-skill-codegen) 是一个 Claude Code 技能套件，帮助 .NET 开发者在 5 分钟内为任意 .NET 应用集成 GeneralUpdate 自动升级系统。它覆盖了来自真实 GitHub/Gitee 反馈的 50+ 已知问题，提供生产级代码生成和深度故障排查能力。
+
+| 技能 | 命令 | 用途 |
+|------|------|------|
+| 🚀 `generalupdate-init` | `/generalupdate-init` | 双项目脚手架 + Bootstrap 配置 |
+| 🎨 `generalupdate-ui` | `/generalupdate-ui` | 自动检测 UI 框架，生成全状态更新窗口 |
+| ⚙️ `generalupdate-strategy` | `/generalupdate-strategy` | 6 种策略决策树 + 平台矩阵 |
+| 🔧 `generalupdate-advanced` | `/generalupdate-advanced` | 10+ 扩展点、IPC、Bowl、AOT |
+| 🩺 `generalupdate-troubleshoot` | `/generalupdate-troubleshoot` | 50+ 已知问题诊断 |
+
 
 ## 🙏 感谢