/**
 * Include optimization files
 */
require_once get_template_directory() . '/inc/seo-optimization.php';
require_once get_template_directory() . '/inc/performance-optimization.php';

/**
 * Security enhancements
 */
function salientksa_security_headers() {
    if (!is_admin()) {
        header('X-Content-Type-Options: nosniff');
        header('X-Frame-Options: SAMEORIGIN');
        header('X-XSS-Protection: 1; mode=block');
    }
}
add_action('send_headers', 'salientksa_security_headers');
<?xml version="1.0" encoding="UTF-8"?>
<?xml-stylesheet type="text/xsl" href="https://salientcommunication.com/wp-sitemap-index.xsl" ?>
<sitemapindex xmlns="http://www.sitemaps.org/schemas/sitemap/0.9"><sitemap><loc>https://salientcommunication.com/wp-sitemap-posts-post-1.xml</loc></sitemap><sitemap><loc>https://salientcommunication.com/wp-sitemap-posts-page-1.xml</loc></sitemap><sitemap><loc>https://salientcommunication.com/wp-sitemap-taxonomies-category-1.xml</loc></sitemap><sitemap><loc>https://salientcommunication.com/wp-sitemap-taxonomies-post_tag-1.xml</loc></sitemap><sitemap><loc>https://salientcommunication.com/wp-sitemap-taxonomies-post_format-1.xml</loc></sitemap><sitemap><loc>https://salientcommunication.com/wp-sitemap-users-1.xml</loc></sitemap></sitemapindex>