[site-reviews] Purge WP-Optimize page cache after a review is submitted

/**
 * Purge the WP-Optimize cache for the page after a review has been created.
 * Paste this in your active theme's functions.php file.
 * @param \GeminiLabs\SiteReviews\Review $review
 * @param \GeminiLabs\SiteReviews\Commands\CreateReview $command
 * @return void
 */
add_action('site-reviews/review/created', function ($review, $command) {
    if (class_exists('WPO_Page_Cache')) {
        WPO_Page_Cache::delete_single_post_cache($command->post_id);
    }
}, 10, 2);