优化FarmSeed模型:使用自定义Cast类处理字段

app/Module/Farm/Models/FarmSeed.php

@@ -55,8 +55,8 @@ class FarmSeed extends Model
      * @var array
      */
     protected $casts = [
-        'disaster_resistance' => 'json',
-        'display_attributes' => 'json',
+        'disaster_resistance' => \App\Module\Farm\Casts\DisasterResistanceCast::class,
+        'display_attributes' => \App\Module\Farm\Casts\DisplayAttributesCast::class,
     ];
 
     /**