fix: posted_at as date

Author: samberrry

src/Models/BinshopsBlogPost.php

@@ -26,6 +26,7 @@ class BinshopsBlogPost extends Model implements SearchResultInterface
      */
     public $casts = [
         'is_published' => 'boolean',
+        'posted_at' => 'date'
     ];
 
     /**