improve find in page

app/lib/features/geckoview/domain/entities/states/find_result.dart

@@ -1,17 +1,23 @@
 import 'package:fast_equatable/fast_equatable.dart';
 
 class FindResultState with FastEquatable {
+  final String? lastSearchText;
+
   final int activeMatchOrdinal;
   final int numberOfMatches;
   final bool isDoneCounting;
 
+  bool get hasMatches => numberOfMatches > 0;
+
   FindResultState({
+    required this.lastSearchText,
     required this.activeMatchOrdinal,
     required this.numberOfMatches,
     required this.isDoneCounting,
   });
 
   factory FindResultState.$default() => FindResultState(
+    lastSearchText: null,
     activeMatchOrdinal: -1,
     numberOfMatches: 0,
     isDoneCounting: false,
@@ -19,6 +25,7 @@ class FindResultState with FastEquatable {
 
   @override
   List<Object?> get hashParameters => [
+    lastSearchText,
     activeMatchOrdinal,
     numberOfMatches,
     isDoneCounting,