📝 Update Readme

README.md

@@ -1,4 +1,4 @@
-# ticker [![Integration](https://github.com/systemli/ticker/workflows/Integration/badge.svg)](https://github.com/systemli/ticker/actions) [![Quality](https://github.com/systemli/ticker/workflows/Quality/badge.svg)](https://github.com/systemli/ticker/actions) [![codecov](https://codecov.io/gh/systemli/ticker/branch/main/graph/badge.svg)](https://codecov.io/gh/systemli/ticker) [![Docker Automated build](https://img.shields.io/docker/automated/systemli/ticker.svg)](https://hub.docker.com/r/systemli/ticker/)
+# ticker [![Integration](https://github.com/systemli/ticker/workflows/Integration/badge.svg)](https://github.com/systemli/ticker/actions) [![Maintainability Rating](https://sonarcloud.io/api/project_badges/measure?project=systemli_ticker&metric=sqale_rating)](https://sonarcloud.io/summary/new_code?id=systemli_ticker) [![Quality Gate Status](https://sonarcloud.io/api/project_badges/measure?project=systemli_ticker&metric=alert_status)](https://sonarcloud.io/summary/new_code?id=systemli_ticker) [![Coverage](https://sonarcloud.io/api/project_badges/measure?project=systemli_ticker&metric=coverage)](https://sonarcloud.io/summary/new_code?id=systemli_ticker) [![Docker Automated build](https://img.shields.io/docker/automated/systemli/ticker.svg)](https://hub.docker.com/r/systemli/ticker/)
 
 This repository contains the API for the [Systemli Ticker Project](https://www.systemli.org/en/service/ticker.html).