Fatal error: Uncaught Error: Class 'WP_HTML_Tag_Processor' not found in /home/refref/public_html/tag-20250406223255/interactivity-api/class-wp-interactivity-api-directives-processor.php:18 Stack trace: #0 {main} thrown in /home/refref/public_html/tag-20250406223255/interactivity-api/class-wp-interactivity-api-directives-processor.php on line 18