update sort

app/Repositories/MusicRepository.php

@@ -121,7 +121,7 @@ class MusicRepository
             ->join('post_music', 'post_music.id', '=', 'post_music_category_rel.mid')
             ->select('post_music_category_rel.id','post_music.name','post_music.url','post_music.music_duration','post_music.created_at','post_music_category.name as category_name','post_music_category.id as category_id')
             ->where($where)
-            ->orderBy('sort', 'asc')
+            ->orderBy('post_music_category_rel.sort', 'asc')
             ->paginate($perPage);
 
         return $postMusicList;