refactor(guest): retire legacy guest app and move shared modules

resources/js/guest-v2/components/PwaManager.tsx

@@ -0,0 +1,64 @@
+import React from 'react';
+import { registerSW } from 'virtual:pwa-register';
+import { pushGuestToast } from '../lib/toast';
+
+export default function PwaManager() {
+  const updatePromptedRef = React.useRef(false);
+
+  React.useEffect(() => {
+    if (!('serviceWorker' in navigator)) {
+      return;
+    }
+
+    const updateSW = registerSW({
+      immediate: true,
+      onNeedRefresh() {
+        if (updatePromptedRef.current) {
+          return;
+        }
+        updatePromptedRef.current = true;
+        pushGuestToast({
+          text: 'Update available',
+          type: 'info',
+          durationMs: 0,
+          action: {
+            label: 'Reload',
+            onClick: () => updateSW(true),
+          },
+        });
+      },
+      onOfflineReady() {
+        pushGuestToast({
+          text: 'Offline mode ready',
+          type: 'success',
+        });
+      },
+      onRegisterError(error) {
+        console.warn('Guest v2 PWA registration failed', error);
+      },
+    });
+
+    const runQueue = () => {
+      void import('@/shared/guest/queue/queue')
+        .then((module) => module.processQueue().catch(() => {}))
+        .catch(() => {});
+    };
+
+    const handleMessage = (event: MessageEvent) => {
+      if (event.data?.type === 'sync-queue') {
+        runQueue();
+      }
+    };
+
+    navigator.serviceWorker.addEventListener('message', handleMessage);
+    window.addEventListener('online', runQueue);
+    runQueue();
+
+    return () => {
+      navigator.serviceWorker.removeEventListener('message', handleMessage);
+      window.removeEventListener('online', runQueue);
+    };
+  }, []);
+
+  return null;
+}