forum: automatically post new forum posts to Discord.

app/models/forum_post.rb

@@ -23,6 +23,7 @@ class ForumPost < ApplicationRecord
   after_destroy(:if => ->(rec) {rec.updater_id != rec.creator_id}) do |rec|
     ModAction.log("#{CurrentUser.user.name} deleted forum ##{rec.id}", :forum_post_delete)
   end
+  after_create_commit :async_send_discord_notification
 
   deletable
   mentionable(
@@ -153,6 +154,15 @@ class ForumPost < ApplicationRecord
     end
   end
 
+  def async_send_discord_notification
+    DiscordNotificationJob.perform_later(forum_post: self)
+  end
+
+  def send_discord_notification
+    return unless policy(User.anonymous).show?
+    DiscordApiClient.new.post_message(self)
+  end
+
   def build_response
     dup.tap do |x|
       x.body = x.quoted_response