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const CACHE = "todo-v1";
const PRECACHE = ["/manifest.json", "/icons/icon-192.png", "/icons/icon-512.png"];
self.addEventListener("install", (e) => {
e.waitUntil(caches.open(CACHE).then((c) => c.addAll(PRECACHE)));
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 url = new URL(e.request.url);
if (url.pathname.startsWith("/icons/") || url.pathname === "/manifest.json") {
e.respondWith(caches.match(e.request).then((r) => r || fetch(e.request)));
return;
}
// Network-first for everything else (SSR pages, API)
e.respondWith(
fetch(e.request).catch(() => caches.match(e.request))
);
});
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