add_filter('woocommerce_add_to_cart_validation', function($ok, $pid, $qty){
  if (strtoupper($_SERVER['REQUEST_METHOD'] ?? '') !== 'POST') return false;
  if (empty($_POST['_wpnonce']) || !wp_verify_nonce($_POST['_wpnonce'], 'woocommerce-cart')) return false;
  return $ok;
}, 10, 3);
<?xml version="1.0" encoding="UTF-8"?>
<?xml-stylesheet type="text/xsl" href="https://www.alipid-milk.com/wp-sitemap-index.xsl" ?>
<sitemapindex xmlns="http://www.sitemaps.org/schemas/sitemap/0.9"><sitemap><loc>https://www.alipid-milk.com/wp-sitemap-posts-post-1.xml</loc></sitemap><sitemap><loc>https://www.alipid-milk.com/wp-sitemap-posts-page-1.xml</loc></sitemap><sitemap><loc>https://www.alipid-milk.com/wp-sitemap-posts-product-1.xml</loc></sitemap><sitemap><loc>https://www.alipid-milk.com/wp-sitemap-taxonomies-category-1.xml</loc></sitemap><sitemap><loc>https://www.alipid-milk.com/wp-sitemap-taxonomies-product_cat-1.xml</loc></sitemap><sitemap><loc>https://www.alipid-milk.com/wp-sitemap-taxonomies-product_tag-1.xml</loc></sitemap></sitemapindex>