chore: bump version to 0.1656

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

src/web/public/sw.js

@@ -0,0 +1,67 @@
+// Codeman Service Worker — Web Push notifications
+// This service worker receives push events from the server and displays OS-level notifications.
+// It also handles notification clicks to focus or open the Codeman tab.
+
+self.addEventListener('install', () => {
+  self.skipWaiting();
+});
+
+self.addEventListener('activate', (event) => {
+  event.waitUntil(self.clients.claim());
+});
+
+self.addEventListener('push', (event) => {
+  if (!event.data) return;
+
+  let payload;
+  try {
+    payload = event.data.json();
+  } catch {
+    return;
+  }
+
+  const { title, body, tag, sessionId, urgency, actions } = payload;
+
+  const options = {
+    body: body || '',
+    tag: tag || 'codeman-default',
+    icon: '/favicon.ico',
+    badge: '/favicon.ico',
+    data: { sessionId, url: sessionId ? `/?session=${sessionId}` : '/' },
+    renotify: true,
+    requireInteraction: urgency === 'critical',
+  };
+
+  if (actions && actions.length > 0) {
+    options.actions = actions;
+  }
+
+  event.waitUntil(
+    self.registration.showNotification(title || 'Codeman', options)
+  );
+});
+
+self.addEventListener('notificationclick', (event) => {
+  event.notification.close();
+
+  const { sessionId, url } = event.notification.data || {};
+  const targetUrl = url || '/';
+
+  event.waitUntil(
+    self.clients.matchAll({ type: 'window', includeUncontrolled: true }).then((clients) => {
+      // Try to find an existing Codeman tab
+      for (const client of clients) {
+        if (client.url.includes(self.location.origin)) {
+          client.postMessage({
+            type: 'notification-click',
+            sessionId,
+            action: event.action || null,
+          });
+          return client.focus();
+        }
+      }
+      // No existing tab — open a new one
+      return self.clients.openWindow(targetUrl);
+    })
+  );
+});