创建 ziniao-cli 的自定义 Skill。当用户需要把紫鸟 API 操作封装成可复用的 Skill（包装原子 API 或编排多步流程）时使用。
Install
The individual skill folder is not confirmed. This command opens the repository’s skill selector; follow the upstream instructions.
skills CLI
npx skills add ziniao-open/skills