cache tab deletets for faster ui rebuild

app/lib/features/geckoview/domain/providers/tab_delete_cache.dart

@@ -0,0 +1,23 @@
+import 'dart:async';
+
+import 'package:riverpod_annotation/riverpod_annotation.dart';
+
+part 'tab_delete_cache.g.dart';
+
+@Riverpod(keepAlive: true)
+class TabDeleteCache extends _$TabDeleteCache {
+  void delete(String tabId) {
+    state = {...state, tabId};
+
+    Timer(const Duration(seconds: 3), () {
+      if (ref.mounted) {
+        state = {...state}..remove(tabId);
+      }
+    });
+  }
+
+  @override
+  Set<String> build() {
+    return {};
+  }
+}