/**
	 * Retrieves the block template for use in post type registration.
	 *
	 * @since 6.0.0
	 *
	 * @param string $post_type The post type.
	 * @return array|null Returns the block template array or null if no template is defined for the post type.
	 */
	private static function get_template( $post_type ) {

		if ( empty( self::$templates ) ) {
			self::$templates = require LLMS_PLUGIN_DIR . 'includes/schemas/llms-block-templates.php';
		}

		return self::$templates[ $post_type ] ?? null;
	}

	/**
	 * Register a custom post type.
	 *
	 * Automatically checks for duplicates and filters data.
	 *
	 * @since 3.13.0
	 * @since 5.5.0 Added `lifterlms_register_post_type_{$name}` filters deprecation
	 *              where `$name` is the the post type name, if the unprefixed name (removing 'llms_')
	 *              is different from `$name`. E.g. it'll be triggered when registering when using
	 *              `lifterlms_register_post_type_llms_engagement` but not when using `lifterlms_register_post_type_course`,
	 *              for the latter, both the name and the unprefixed name are the same.
	 * @since 6.0.0 Automatically load templates from the `llms-block-templates` schema.
	 *              Added return value.
	 *
	 * @param string $name Post type name.
	 * @param array  $data Post type data.
	 * @return WP_Post_Type|WP_Error
	 */
	public static function register_post_type( $name, $data ) {

		if ( ! post_type_exists( $name ) ) {