service-worker.js

const CACHE_NAME = 'mindmirror-v2';
const ASSETS = [
  '/',
  '/index.html',
  '/style.css',
  '/script.js',
  '/static/icon-192.png',
  '/static/icon-512.png',
  'https://cdn.tailwindcss.com',
  'https://unpkg.com/feather-icons',
  'https://cdn.jsdelivr.net/npm/feather-icons/dist/feather.min.js',
  'https://cdn.jsdelivr.net/npm/axios/dist/axios.min.js'
];
self.addEventListener('install', (event) => {
  event.waitUntil(
    caches.open(CACHE_NAME)
      .then((cache) => cache.addAll(ASSETS))
  );
});

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