Badges for when it is supported

Author: bbckr

packages/codeowners/README.md

@@ -1,6 +1,8 @@
 # @bckr/codeowners
 
-A way to manage CODEOWNERS files programmatically.
+![license](https://img.shields.io/npm/l/@bckr/codeowners) ![GitHub Workflow Status](https://img.shields.io/github/actions/workflow/status/bbckr/codeowners/build.yml?branch=main) ![Codecov](https://codecov.io/gh/bbckr/codeowners/branch/main/graph/badge.svg)
+
+A TypeScript library for parsing and composing CODEOWNERS files.
 
 ## Features