docs: add CI badges to README

Author: mtrezza

README.md

@@ -3,6 +3,8 @@
 ---
 
 [![Build Status](https://github.com/parse-community/parse-dashboard/workflows/ci/badge.svg?branch=alpha)](https://github.com/parse-community/parse-dashboard/actions?query=workflow%3Aci+branch%3Aalpha)
+[![Build Status](https://github.com/parse-community/parse-dashboard/workflows/ci/badge.svg?branch=beta)](https://github.com/parse-community/parse-dashboard/actions?query=workflow%3Aci+branch%3Abeta)
+[![Build Status](https://github.com/parse-community/parse-dashboard/workflows/ci/badge.svg?branch=release)](https://github.com/parse-community/parse-dashboard/actions?query=workflow%3Aci+branch%3Arelease)
 [![Snyk Badge](https://snyk.io/test/github/parse-community/parse-dashboard/badge.svg)](https://snyk.io/test/github/parse-community/parse-dashboard)
 
 [![Node Version](https://img.shields.io/badge/nodejs-14,_16,_18-green.svg?logo=node.js&style=flat)](https://nodejs.org/)