Integrate checkstyle into the build process

Description

Add the checkstyle plugin to the build process similar to AS. For now we can jsut add checks which are not causing conflicts, for example checking a license header exists.

Environment

None

Assignee

Hardy Ferentschik

Reporter

Hardy Ferentschik

Labels

None

Suitable for new contributors

None

Pull Request

None

Feedback Requested

None

Components

Fix versions

Priority

Major
Configure