Restore from Gitea ZIP snapshot (12.08.2026) after full instance reinstall

Git history was lost when the previous Gitea instance was wiped and
reinstalled due to an unresolved corruption bug — this commit is the
last known-good file content, exported before the reinstall. Prior
commit history is not recoverable through this path.

public/sw.js

@@ -0,0 +1,39 @@
+// Web Push service worker. Deliberately minimal — no offline caching, no
+// asset interception. Its only job is to keep receiving push events even
+// when the page's own tab is frozen or closed, and turn them into an OS
+// notification.
+
+self.addEventListener("push", (event) => {
+  let payload = { title: "top-tickets", body: "", url: "/dashboard" };
+  try {
+    if (event.data) payload = { ...payload, ...event.data.json() };
+  } catch {
+    // malformed payload — fall back to the generic notification above
+  }
+
+  event.waitUntil(
+    self.registration.showNotification(payload.title, {
+      body: payload.body,
+      icon: "/icon.svg",
+      data: { url: payload.url },
+    }),
+  );
+});
+
+self.addEventListener("notificationclick", (event) => {
+  event.notification.close();
+  const url = event.notification.data && event.notification.data.url ? event.notification.data.url : "/dashboard";
+
+  event.waitUntil(
+    (async () => {
+      const clientsList = await self.clients.matchAll({ type: "window", includeUncontrolled: true });
+      const existing = clientsList.find((c) => "focus" in c);
+      if (existing) {
+        await existing.navigate(url);
+        await existing.focus();
+        return;
+      }
+      await self.clients.openWindow(url);
+    })(),
+  );
+});