update docs

Author: skywind3000

README.cn.md

@@ -460,10 +460,10 @@ sys     0m0.030s
 
 ## Credit
 
-Releated projects:
+欢迎访问：
 
-- [rupa/z](https://github.com/rupa/z): origin z.sh implementation
-- [JannesMeyer/z.ps](https://github.com/JannesMeyer/z.ps): z for powershell
+- 我的推特：https://x.com/skywind3000
+- 个人博客: https://skywind.me/blog
 
 
 ## License

README.md

@@ -607,6 +607,7 @@ This project needs help for the tasks below:
 - Thanks to [@manhong2112](https://github.com/manhong2112) for Power Shell porting.
 - Thanks to [@BarbUk](https://github.com/BarbUk) for fzf completion in Bash.
 - Thanks to [@barlik](https://github.com/barlik) for many improvements.
+- Thanks to [@brglng](https://github.com/brglng) for nushell porting.
 
 And many others.