feat: new background work process

This removes all previous dependencies on RabbitMQ and the need to run separate cron and requeueing processes.

app/scheduled_tasks/action_deletions_scheduled_task.rb

@@ -0,0 +1,17 @@
+# frozen_string_literal: true
+
+class ActionDeletionsScheduledTask < ApplicationScheduledTask
+
+  def call
+    Organization.deleted.each do |org|
+      logger.info "permanently removing organization #{org.id} (#{org.permalink})"
+      org.destroy
+    end
+
+    Server.deleted.each do |server|
+      logger.info "permanently removing server #{server.id} (#{server.full_permalink})"
+      server.destroy
+    end
+  end
+
+end