Add codacy on readme

Author: gbrayhan

README.md

@@ -5,6 +5,7 @@
 [![stars](https://img.shields.io/github/stars/gbrayhan/microservices-go)](https://github.com/gbrayhan/microservices-go/stargazers)
 [![license](https://img.shields.io/github/license/gbrayhan/microservices-go)](https://github.com/gbrayhan/microservices-go/tree/master/LICENSE)
 [![CodeFactor](https://www.codefactor.io/repository/github/gbrayhan/microservices-go/badge/main)](https://www.codefactor.io/repository/github/gbrayhan/microservices-go/overview/main)
+[![Codacy Badge](https://app.codacy.com/project/badge/Grade/6c10cc49928447f38952edaab67a94a4)](https://www.codacy.com/gh/gbrayhan/microservices-go/dashboard?utm_source=github.com&utm_medium=referral&utm_content=gbrayhan/microservices-go&utm_campaign=Badge_Grade)
 
 Example structure to start a microservices project with golang. Using a MySQL databaseSQL. Using a Hexagonal
 Architecture tha is a Clean Architecture.