Next step: Sonarcloud integration

[github-actions]

Continuous code quality can be handled by Sonarcloud. This repository is configured to use Sonarcloud to perform quality analysis and code coverage report on each push.

In order to configure Sonarcloud analysis GitHub Action workflow you must follow the steps below:

1. go to Sonarcloud to create a new Sonarcloud project
2. login with your GitHub account
3. add Sonarcloud organization or reuse existing one
4. set up a repository
5. go to new code definition administration page and select Number of days option
6. To be able to run the analysis:
   1. a token must be created at Sonarcloud account
   2. the created token must be added as SONAR_TOKEN to secrets on GitHub