How to register a Custom Post Type with the YARPP (Yet Another Related Posts Plugin) in Wordpress

register-cpt-yarpp.php

<?php
/**
* This is the method to register a custom post type adding YARPP support in it.
*
* @param $data       array    The original CPT args.
* @param $post_type  string   The CPT slug.
*
* @return array
*/
function register_my_cpt() {
  
  // Preparing args.
  $args = array(
    'public' => true,
    'label'  => 'Books'
    'yarpp_support' => true,
  );
  
  // Register my Custom Post Type.
  register_post_type( 'book', $args );
}

// Adding wordpress action hook.
add_action( 'init', 'register_my_cpt' );
?>