* Move persistance of relations from repository into notification handlers. * Applied suggestions from code review. * Apply suggestions from code review Co-authored-by: Ronald Barendse <ronald@barend.se> * Apply suggestions from code review Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com> * Fixed build. * Fixed failing integration tests. --------- Co-authored-by: Ronald Barendse <ronald@barend.se> Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>