docs(preview): add new links

README.md

@@ -4,7 +4,7 @@
   <br/><br/>
   <img width="130" alt="Mafl" src="https://raw.githubusercontent.com/hywax/mafl/main/docs/public/logotype.svg"/>
   <br/><br/>
-  <b><a href="https://github.com/hywax/mafl">GitHub</a></b>
+  <b><a href="https://mafl.hywax.space/community/showcase.html">User Showcase</a></b> | <b><a href="https://mafl.hywax.space">Documentation</a></b> | <b><a href="https://github.com/hywax/mafl">GitHub</a></b>
   <br/><br/>
   <a href="https://github.com/hywax/mafl/blob/main/CHANGELOG.md"><img src="https://img.shields.io/github/package-json/v/hywax/mafl?logo=hackthebox&color=609966&logoColor=fff" alt="Current Version"/></a>
   <a target="_blank" href="https://github.com/hywax/mafl"><img src="https://img.shields.io/github/last-commit/hywax/mafl?logo=github&color=609966&logoColor=fff" alt="Last commit"/></a>