FEATURE: add comments management

modules/Blog/Article/Entities/Comment.php

@@ -16,11 +16,11 @@ class Comment extends Model
 
     public function author()
     {
-        return $this->belongsTo(User::class);
+        return $this->belongsTo(User::class, 'user_id');
     }
 
     public function article()
     {
-        return $this->belongsTo(Content::class);
+        return $this->belongsTo(Content::class, 'content_id');
     }
 }