TODO

- Console logs switch to regular line by line instead of JSON entries. For local development only.
- User managers needs to know it external hostname/address used by clients in order to put it in HAL response. So that the further REST calls are made to proper URI.
  -> either frontend sends the URL in request
  -> or find out something else
- package sync service -> user service Verletzung sync service soll kein user service nutzten