siyuan/app/src/util/serviceWorker.ts

// https://github.com/siyuan-note/siyuan/pull/8012
export const registerServiceWorker = (scriptURL: string) => {
    if (!'serviceWorker' in navigator || typeof (navigator.serviceWorker) === 'undefined' ||
        !'caches' in window || !'fetch' in window) {
        return
    }
    // REF https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorkerRegistration
    window.navigator.serviceWorker
        .register(scriptURL, {
            scope: "./",
            type: "module",
        }).then(registration => {
        registration.update();
    }).catch(e => {
        console.debug(`Registration failed with ${e}`);
    });
};