v0.18.1

Add release information in the assignment config and see results in the report.

Example:

...
  blatt3:
    per: group
    assignmentpath: blatt-3
    startercode:
      url: ...
      fromBranch: 22ws
      protectToBranch: true
      devBranch: develop
    release:
      mergeRequest:
        source: develop
        target: main
        pipeline: true
      dockerImages:
        - customer
        - book
...