Initial commit

internal/web/static/sw.js

@@ -0,0 +1,29 @@
+const CACHE_NAME = "gardomatic-shell-v9";
+const APP_SHELL = [
+  "/static/css/main.css",
+  "/static/css/cropper-1.6.2.min.css",
+  "/static/js/htmx-2.0.10.min.js",
+  "/static/js/main.js",
+  "/static/js/cropper-1.6.2.min.js",
+  "/static/manifest.manifest",
+  "/static/icons/gardomatic-192.png",
+  "/static/icons/gardomatic-512.png",
+  "/static/offline.html",
+];
+
+self.addEventListener("install", (event) => {
+  event.waitUntil(caches.open(CACHE_NAME).then((cache) => cache.addAll(APP_SHELL)));
+});
+
+self.addEventListener("activate", (event) => {
+  event.waitUntil(
+    caches.keys().then((names) => Promise.all(names.filter((name) => name !== CACHE_NAME).map((name) => caches.delete(name)))),
+  );
+});
+
+self.addEventListener("fetch", (event) => {
+  if (event.request.method !== "GET" || new URL(event.request.url).origin !== self.location.origin) {
+    return;
+  }
+  event.respondWith(fetch(event.request).catch(() => caches.match(event.request).then((response) => response || caches.match("/static/offline.html"))));
+});