docs: updated readme

Author: Oudwins

README.md

@@ -1,6 +1,6 @@
 # tailwind-merge-go
 
-Utility function to efficiently merge Tailwind CSS classes in Golang without style conflicts. This library aims to be as close as possible to a 1:1 copy of the original tailwind-merge library written in javascript.
+Utility function to efficiently merge Tailwind CSS classes in Golang without style conflicts. This library aims to be as close as possible to a 1:1 copy of the original [dcastil/tailwind-merge](https://github.com/dcastil/tailwind-merge/) library written in javascript.
 
 ```go
 import (