* Notifications repository * feat: notifications repo + service * fix: remove use of notifications/notifications.go * Update persistence/notificationsrepository/notificationsrepository.go Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com> * fix: remove unused method --------- Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>