added sonarcloud badge

README.md

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 [![Codacy Badge](https://api.codacy.com/project/badge/Grade/71fd89c125d4482ab7b5d69f9c547073)](https://www.codacy.com/manual/eriktks/orange-hackathon?utm_source=github.com&utm_medium=referral&utm_content=e-mental-health/orange-hackathon&utm_campaign=Badge_Grade)
 [![Maintainability](https://api.codeclimate.com/v1/badges/bba74d89a390004d9ed0/maintainability)](https://codeclimate.com/github/e-mental-health/orange-hackathon/maintainability)
+[![Quality Gate Status](https://sonarcloud.io/api/project_badges/measure?project=e-mental-health_orange-hackathon&metric=alert_status)](https://sonarcloud.io/dashboard?id=e-mental-health_orange-hackathon)
 [![fair-software.eu](https://img.shields.io/badge/fair--software.eu-%E2%97%8F%20%20%E2%97%8F%20%20%E2%97%8B%20%20%E2%97%8F%20%20%E2%97%8B-orange)](https://fair-software.eu)
 
 The Orange Hackathon was a software development event in which researchers and students expanded the platform system [Orange](http://orange.biolab.si) with modules which can automatically analyze online therapeutic therapies