const CACHE = 'ponomar-v1';

self.addEventListener('install', (e) => {
  e.waitUntil(caches.open(CACHE).then(c => c.addAll(['/index.html'])));
  self.skipWaiting();
});

self.addEventListener('activate', (e) => {
  e.waitUntil(clients.claim());
});

self.addEventListener('fetch', (e) => {
  e.respondWith(
    caches.match(e.request).then(r => r || fetch(e.request))
  );
});