of singular pages. */ class Semantic_Schema_Output { public static function init() { add_action( 'wp_head', [ __CLASS__, 'output' ], 5 ); add_action( 'wp_enqueue_scripts', [ __CLASS__, 'enqueue_faq_styles' ] ); add_filter( 'the_content', [ __CLASS__, 'append_faqs' ] ); } /** * Register + enqueue the FAQ block styles via the stylesheet API (rather than * echoing a