Merge branch 'master' of git.ozg-sh.de:ozgcloud-app/alfa

...cloud/alfa/common/AbstractLinkedResourceDeserializer.java

...zgcloud/alfa/common/AbstractLinkedResourceSerializer.java

...a/de/ozgcloud/alfa/common/LinkedResourceDeserializer.java

...ava/de/ozgcloud/alfa/common/LinkedResourceSerializer.java

...ud/alfa/common/LinkedUserProfileResourceDeserializer.java

...loud/alfa/common/LinkedUserProfileResourceSerializer.java

...ozgcloud/alfa/common/binaryfile/BinaryFileController.java

...a/common/binaryfile/BinaryFileDownloadStreamObserver.java

...cloud/alfa/common/binaryfile/BinaryFileRemoteService.java

...de/ozgcloud/alfa/common/binaryfile/ChunkedFileSender.java

.../main/java/de/ozgcloud/alfa/common/binaryfile/FileId.java

...mmon/downloadtoken/DownloadTokenAuthenticationFilter.java

...cloud/alfa/common/downloadtoken/DownloadTokenService.java

...gcloud/alfa/common/errorhandling/ExceptionController.java

...gcloud/alfa/common/errorhandling/FunctionalException.java

...ud/alfa/common/errorhandling/GrpcExceptionController.java

...d/alfa/common/errorhandling/OrderNotAllowedException.java

.../alfa/common/errorhandling/ResourceNotFoundException.java

...java/de/ozgcloud/alfa/common/user/CurrentUserService.java

...ce/src/main/java/de/ozgcloud/alfa/common/user/UserId.java