Final changes

app/Services/ActivityService.php

@@ -199,6 +199,9 @@ class ActivityService
                     'post.user_id', 'post.message'
                 ])
                 ->get()
+                ->reject(function($post){
+                    return (int) $post->user_id === config('xenforo.bot_user_id');
+                })
                 ->map($this->formatMessage(...))
                 ->toArray();
         });