added 260907 version of worker toolkit

worker-toolkit-flaredown/repo/backend/app/jobs/notification_dispatcher.rb

@@ -0,0 +1,9 @@
+class NotificationDispatcher
+  include Sidekiq::Worker
+
+  def perform
+    Notification.distinct(:encrypted_notify_user_id).each do |encrypted_id|
+      GroupNotifiersPerUser.perform_async(encrypted_id)
+    end
+  end
+end