Clear Cache of PWA

cc_pwa.js

// Clear caches
caches.keys().then(cacheNames => {
  return Promise.all(
    cacheNames.map(cacheName => {
      console.log(`Deleting cache: ${cacheName}`);
      return caches.delete(cacheName);
    })
  );
}).then(() => {
  console.log('All caches cleared');
  console.log('Reloading page in 2 seconds...');
  setTimeout(() => window.location.reload(true), 2000);
});