fix: updated badge and colors by @sebastienrousseau

README.md

@@ -2,7 +2,7 @@
 
 ![Codacy grade](https://img.shields.io/codacy/grade/40d370244f3843f389094afe7719c4e4?style=for-the-badge)
 [![npm](https://img.shields.io/npm/v/@sebastienrousseau/crypto-service.svg?style=for-the-badge\&color=f14041)](https://www.npmjs.com/package/@sebastienrousseau/crypto-service)
-[![Coverage Status](https://coveralls.io/repos/github/sebastienrousseau/crypto-service/badge.svg?branch=main)](https://coveralls.io/github/sebastienrousseau/crypto-service?branch=main)
+[![Coverage Status](https://img.shields.io/coveralls/github/sebastienrousseau/crypto-service/solid.svg?branch=main&style=for-the-badge\&color=blueviolet)](https://coveralls.io/github/sebastienrousseau/crypto-service?branch=main)
 [![Maintained with Lerna](https://img.shields.io/badge/maintained%20with-lerna-blue?style=for-the-badge)](https://lerna.js.org/)
 
 [![License](https://img.shields.io/badge/License-MIT-green.svg?style=for-the-badge\&color=ff69b4)](https://opensource.org/licenses/MIT)