Fatal error: Uncaught Error: Interface "Stevebauman\Purify\Definitions\Definition" not found in C:\xampp\htdocs\vendor\stevebauman\purify\src\Definitions\Html5Definition.php:7 Stack trace: #0 {main} thrown in C:\xampp\htdocs\vendor\stevebauman\purify\src\Definitions\Html5Definition.php on line 7