FIX: Recover post tutorial does not work when SiteSetting.delete_removed_posts_after is 0.

plugins/discourse-narrative-bot/lib/discourse_narrative_bot/advanced_user_narrative.rb

@@ -144,7 +144,23 @@ module DiscourseNarrativeBot
       })
 
       set_state_data(:post_id, post.id)
-      PostDestroyer.new(@user, post, skip_bot: true).destroy
+
+      opts = { skip_bot: true }
+
+      if SiteSetting.delete_removed_posts_after < 1
+        opts[:delete_removed_posts_after] = 1
+
+        # Flag it and defer so the stub doesn't get destroyed
+        flag = PostAction.create!(
+          user: self.discobot_user,
+          post: post, post_action_type_id:
+          PostActionType.types[:off_topic]
+        )
+
+        PostAction.defer_flags!(post, self.discobot_user)
+      end
+
+      PostDestroyer.new(@user, post, opts).destroy
     end
 
     def start_advanced_track