Add github Readme badges (#147)

* Fixed lint errors

* Revert "Fixed lint errors"

This reverts commit e7d3c67.

* Added workflow to add code coverage badge on readme

* Delete the test workflow for code coverage

README.md

@@ -1,7 +1,8 @@
 # Message broker for Event Data Services
 
-<!-- [![Identifier](https://img.shields.io/badge/doi-10.5438%2Ft1jg--hvhn-fca709.svg)](https://doi.org/10.5438/t1jg-hvhn) -->
-[![Build Status](https://travis-ci.org/datacite/levriero.svg?branch=master)](https://travis-ci.org/datacite/levriero) [![Code Climate](https://codeclimate.com/github/datacite/levriero/badges/gpa.svg)](https://codeclimate.com/github/datacite/levriero) [![Test Coverage](https://codeclimate.com/github/datacite/levriero/badges/coverage.svg)](https://codeclimate.com/github/datacite/levriero/coverage)
+[![Identifier](https://img.shields.io/badge/doi-10.5438%2Ft1jg--hvhn-fca709.svg)](https://doi.org/10.5438/t1jg-hvhn)
+[![Build Status](https://github.com/datacite/levriero/actions/workflows/deploy.yml/badge.svg?branch=master)](https://github.com/datacite/levriero/actions/workflows/deploy.yml?branch=master)
+
 
 Levriero runs agents for the Crossref/DataCite Event Data service.