Updated build status

Author: lmammino

README.md

@@ -1,5 +1,5 @@
 # fullstackbulletin.com
 
-[![CircleCI](https://circleci.com/gh/FullStackBulletin/fullstackbulletin.com.svg?style=shield&circle-token=a75c51787c2eef795bd02c742c3c661853ab6d4a)](https://circleci.com/gh/FullStackBulletin/fullstackbulletin.com)
+[![Build](https://github.com/FullStackBulletin/fullstackbulletin.com/actions/workflows/build.yml/badge.svg)](https://github.com/FullStackBulletin/fullstackbulletin.com/actions/workflows/build.yml)
 
 The source code for [fullstackbulletin.com](https://fullstackbulletin.com) website.