(function () {

    function setFavicon() {
        const url = "/sfsites/c/resource/faviconico";

        let link = document.querySelector("link[rel*='icon']");
        if (!link) {
            link = document.createElement('link');
            link.rel = 'icon';
            document.head.appendChild(link);
        }

        link.type = 'image/x-icon';
        link.href = url + "?v=" + new Date().getTime();
    }

    // initial load
    setFavicon();

    // reapply after navigation (LWR changes DOM)
    const observer = new MutationObserver(() => setFavicon());
    observer.observe(document.head, { childList: true });

})();