Merge remote-tracking branch 'origin/master' into OZG-4939-SpringSecurityKeyCloakSetup

Jenkinsfile

pom.xml

...ain/java/de/ozgcloud/admin/AdministrationApplication.java

src/main/java/de/ozgcloud/admin/RootModelAssembler.java

...cloud/admin/common/errorhandling/ExceptionController.java

...cloud/admin/common/errorhandling/FunctionalException.java

src/main/java/de/ozgcloud/admin/environment/Environment.java

.../de/ozgcloud/admin/environment/EnvironmentController.java

...ud/admin/migration/M001_CreateEmptyPostfachIfMissing.java

.../ozgcloud/admin/migration/MongockFailedEventListener.java

...e/ozgcloud/admin/migration/MongockStartEventListener.java

...ozgcloud/admin/migration/MongockSuccessEventListener.java

src/main/resources/application.yaml

...java/de/ozgcloud/admin/AdministrationApplicationTest.java

...admin/common/errorhandling/ExceptionControllerITCase.java

...d/admin/common/errorhandling/ExceptionControllerTest.java

...cloud/admin/common/errorhandling/TestErrorController.java

...ozgcloud/admin/environment/EnvironmentControllerTest.java

...in/migration/M001_CreateEmptyPostfachIfMissingITCase.java

src/test/resources/application-itcase.yaml