feat:reset config

@@ -16,7 +16,6 @@ return [
     ],
     ],
 
 
     'callbacks' => [
     'callbacks' => [
-        'formatter'  => function (\Lackoxygen\ExceptionPush\Attribute\Context $context) { },
-        'dispatcher' => function () { }
+        'formatter' => null, 'dispatcher' => null
     ]
     ]
 ];
 ];