修改readme排版

readme.md

@@ -13,10 +13,12 @@
 # DEMO站
 **请善待公共服务，尽量自己搭建**
 
-[https://pieces.nekomoon.cc](https://pieces.nekomoon.cc)
-[https://pieces.464888.xyz work反代koyeb](https://pieces.464888.xyz)
+[Vercel](https://pieces.nekomoon.cc)
+
+[Cloudflare worker反代koyeb](https://pieces.464888.xyz)
 # 一键部署
 [![Deploy on Vercel](https://vercel.com/button)](https://vercel.com/new/clone?repository-url=https://github.com/Nekohy/pieces-os&project-name=Pieces-OS&repository-name=Pieces-OS)
+
 [![Deploy to Koyeb](https://www.koyeb.com/static/images/deploy/button.svg)](https://app.koyeb.com/deploy?name=pieces-os&type=docker&image=chb2024%2Fpieces-os%3Alatest&regions=was&env%5B%5D=&ports=8787%3Bhttp%3B%2F)
 
 请注意下列环境变量！私人使用请添加API_KEY！