fix(pwa): force service worker unregistration to distribute latest fixes

frontend/src/main.ts

@@ -5,6 +5,15 @@ import i18n from './i18n'
 import './style.css'
 import App from './App.vue'
 
+// Force unregister service workers to clear cache for now
+if ('serviceWorker' in navigator) {
+    navigator.serviceWorker.getRegistrations().then((registrations) => {
+        for (const registration of registrations) {
+            registration.unregister();
+        }
+    });
+}
+
 const app = createApp(App)
 const pinia = createPinia()