FIX: only fetch from real users

FIX: only fetch from real users

diff --git a/app/models/discourse_post_event/invitee.rb b/app/models/discourse_post_event/invitee.rb
index 67b10a0..1e82623 100644
--- a/app/models/discourse_post_event/invitee.rb
+++ b/app/models/discourse_post_event/invitee.rb
@@ -44,7 +44,7 @@ module DiscoursePostEvent
     end
 
     def self.extract_uniq_usernames(groups)
-      User.where(
+      User.real.where(
         id: GroupUser.where(
           group_id: Group.where(name: groups).select(:id)
         ).select(:user_id)

GitHub sha: d34dda65