Files
ryan 0f88d211de Add PWA support for install-to-home-screen
Adds manifest.json, service worker with static asset caching,
resized cat icons, and meta tags for iOS/Android installability.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
2026-03-17 20:16:27 -04:00

47 lines
1.1 KiB
JavaScript

const CACHE = 'simba-v1';
self.addEventListener('install', (e) => {
self.skipWaiting();
});
self.addEventListener('activate', (e) => {
e.waitUntil(
caches.keys().then((keys) =>
Promise.all(keys.filter((k) => k !== CACHE).map((k) => caches.delete(k)))
)
);
self.clients.claim();
});
self.addEventListener('fetch', (e) => {
const { request } = e;
const url = new URL(request.url);
// Network-only for API calls
if (url.pathname.startsWith('/api/')) return;
// Cache-first for fingerprinted static assets
if (url.pathname.startsWith('/static/')) {
e.respondWith(
caches.match(request).then(
(cached) =>
cached ||
fetch(request).then((res) => {
const clone = res.clone();
caches.open(CACHE).then((c) => c.put(request, clone));
return res;
})
)
);
return;
}
// Network-first for navigation (offline fallback to cache)
if (request.mode === 'navigate') {
e.respondWith(
fetch(request).catch(() => caches.match(request))
);
return;
}
});