FIX: ensure PostAlerter is always run in sidekiq

lib/post_jobs_enqueuer.rb

@@ -26,7 +26,11 @@ class PostJobsEnqueuer
   private
 
   def enqueue_post_alerts
-    Jobs.enqueue(:post_alert, post_id: @post.id, options: @opts[:post_alert_options])
+    Jobs.enqueue(:post_alert,
+      post_id: @post.id,
+      new_record: true,
+      options: @opts[:post_alert_options],
+  )
   end
 
   def feature_topic_users

lib/post_revisor.rb

@@ -577,7 +577,7 @@ class PostRevisor
 
   def alert_users
     return if @editor.id == Discourse::SYSTEM_USER_ID
-    PostAlerter.new.after_save_post(@post)
+    Jobs.enqueue(:post_alert, post_id: @post.id)
   end
 
   def publish_changes