add listener to root of the app also when (Platform.isAndroid || kDebugMode) is false

lib/app.dart

@@ -123,7 +123,13 @@ class _EnteAppState extends State<EnteApp> with WidgetsBindingObserver {
         ),
       );
     } else {
-      return MaterialApp(
+      return Listener(
+        onPointerDown: (event) {
+          SemanticSearchService.instance.pauseIndexing();
+          debugPrint("user is interacting with the app");
+          _resetTimer();
+        },
+        child: MaterialApp(
           title: "ente",
           themeMode: ThemeMode.system,
           theme: lightThemeData,
@@ -138,6 +144,7 @@ class _EnteAppState extends State<EnteApp> with WidgetsBindingObserver {
             ...AppLocalizations.localizationsDelegates,
             S.delegate,
           ],
+        ),
       );
     }
   }