Update readme

Author: tonymeehan

README.md

@@ -5,6 +5,9 @@ An open standard for naming, categorizing, and detecting reliability problems
 [Documentation](https://docs.prequel.dev/cres/introduction) | [Slack](https://inviter.co/prequel) | [Playground](https://play.prequel.dev/) | [Mailing List](https://www.detect.sh)
 
 [![Unit Tests](https://github.com/prequel-dev/cre/actions/workflows/build.yml/badge.svg)](https://github.com/prequel-dev/cre/actions/workflows/build.yml)
+[![Unit Tests](https://github.com/prequel-dev/preq/actions/workflows/build.yml/badge.svg)](https://github.com/prequel-dev/preq/actions/workflows/build.yml)
+[![Unit Tests](https://github.com/prequel-dev/prequel-compiler/actions/workflows/build.yml/badge.svg)](https://github.com/prequel-dev/prequel-compiler/actions/workflows/build.yml)
+
 ---
 
 ## Overview