Fix JS exceptions crashing the app instantly

App.tsx

@@ -9,9 +9,13 @@ import { logger } from './src/services/logger';
 
 // Set up global error handler
 const defaultErrorHandler = (global as any).ErrorUtils.getGlobalHandler();
-(global as any).ErrorUtils.setGlobalHandler(async (error: any, isFatal: boolean) => {
-  await logger.error(`Unhandled Exception (Fatal: ${isFatal})`, error);
-  defaultErrorHandler(error, isFatal);
+(global as any).ErrorUtils.setGlobalHandler((error: any, isFatal: boolean) => {
+  logger.error(`Unhandled Exception (Fatal: ${isFatal})`, error)
+    .catch(console.error)
+    .finally(() => {
+      // Delay termination until log is written
+      defaultErrorHandler(error, isFatal);
+    });
 });
 import KioskMode from './modules/kiosk-mode';
 
@@ -83,7 +87,7 @@ export default function App() {
 
   const handleReset = () => {
     setPhotoUris([]);
-    setCurrentScreen('home');
+    setCurrentScreen('home'); // Go to home when cancelled
   };
 
   const handleSaveSettings = (updated: AppSettings) => {