Service Worker setup in Typescript

.Service Worker Setup.md

Service Worker Setup

ServiceWorkerInitializer.ts

function registerServiceWorker(): void {
    if ('serviceWorker' in navigator) {
        navigator.serviceWorker.register('/src/service-worker.js')
            .then((registration) =>
                console.log(`Service Worker registration complete, scope: '${registration.scope}'`))
            .catch((error) =>
                console.log(`Service Worker registration failed with error: '${error}'`));
    }
}

registerServiceWorker();

ServiceWorkerOne.ts

class ServiceWorkerOne {

    public static run(): void {
        addEventListener('install', ServiceWorkerOne.onInstalled);
        addEventListener('fetch', ServiceWorkerOne.onFetched);
    }

    public static onInstalled = (event: any): void => {
        event.waitUntil(
            caches.open('v0.1').then((cache) => {
                return cache.addAll([
                    '/scripts/app-bundle.js',
                    '/scripts/vendor-bundle.js',
                    '/assets/images/logo.png',
                    '/assets/images/no-vessel-picture.jpg',
                    '/assets/styles/loader.css',
                    '/assets/scripts/fontawesome-pro/css/fa-svg-with-js.css',
                    '/assets/scripts/fontawesome-pro/js/fontawesome.min.js',
                    '/assets/scripts/fontawesome-pro/js/fa-light.min.js',
                    '/assets/scripts/fontawesome-pro/js/fa-regular.min.js',
                    '/assets/scripts/fontawesome-pro/js/fa-solid.min.js'
                ]);
            })
        );
    }

    public static onFetched = (event: any): void => {
        event.respondWith(
            caches.match(event.request).then((matchResponse) => {
                return matchResponse || fetch(event.request).then((fetchResponse) => {
                    return caches.open('v0.1').then((cache) => {
                        cache.put(event.request, fetchResponse.clone());
                        return fetchResponse;
                    });
                });
            })
        );
    }
}

ServiceWorkerOne.run();

Hello! Nice approach.
What would be the content of service-worker.js file?
Thanks!