Deploy 2026-06-15T16:17:09.309Z

public/sw.js

@@ -0,0 +1,21 @@
+const CACHE_NAME = 'diet-coach-v1';
+
+self.addEventListener('install', () => self.skipWaiting());
+self.addEventListener('activate', (e) => {
+  e.waitUntil(
+    caches.keys().then(keys => Promise.all(
+      keys.filter(k => k !== CACHE_NAME).map(k => caches.delete(k))
+    )).then(() => self.clients.claim())
+  );
+});
+
+self.addEventListener('fetch', (e) => {
+  if (e.request.method !== 'GET' || e.request.url.includes('/api') || e.request.url.includes(':4003')) return;
+  e.respondWith(
+    fetch(e.request).then(res => {
+      const clone = res.clone();
+      caches.open(CACHE_NAME).then(c => c.put(e.request, clone));
+      return res;
+    }).catch(() => caches.match(e.request))
+  );
+});