docs(pino-pretty): add documentation link

Author: men232

packages/pino-pretty/README.md

@@ -7,6 +7,8 @@ A highly customizable [pino](https://www.npmjs.com/package/pino) transport that
 
 Inspired by [consola](https://www.npmjs.com/package/consola)
 
+[Documentation](https://men232.github.io/toolkit/reference/@andrew_l/pino-pretty/)
+
 <img src="https://github.com/user-attachments/assets/26d13b82-6d07-456f-b204-a6455df2dd3e" />
 
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