chore: 建议加入到openspec的社区生态里面

### 🎯 Goal

考虑加入到 https://github.com/Fission-AI/OpenSpec/blob/main/docs/customization.md#community-schemas 让更多人知道这个项目

### 🧱 Task type

Documentation

### 📌 Scope

_No response_

### ✅ Acceptance criteria

https://github.com/Fission-AI/OpenSpec/blob/main/docs/customization.md#community-schemas 可以看大 comet 

### 🧪 Suggested verification

_No response_