Add screenshots to README
This better illustrates how the tool works, without the user having to actually use it.
Fraunhofer GitLab EE and CE. Mattermost and the Docker Registries will be not reachable due to security maintenance on Thursday, 05/02/24, between 05:00 pm CET and 07:00 pm CET. Please log off during the maintenance, otherwise, data loss may occur.
This better illustrates how the tool works, without the user having to actually use it.