clear data of isolated containers; improved tab handling/state/duplication;

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

@@ -46,9 +46,9 @@ part 'tab_state.g.dart';
 
 @Riverpod(keepAlive: true)
 class TabStates extends _$TabStates {
-  void _onTabContentStateChange(TabContentState contentState) {
-    final current =
-        state[contentState.id] ?? TabState.$default(contentState.id);
+  Future<void> _onTabContentStateChange(TabContentState contentState) async {
+    final current = await patchedState(contentState.id);
+
     final url = Uri.parse(contentState.url);
 
     // Determine title based on priority: new non-empty title > existing title if URL authority unchanged > new title
@@ -81,6 +81,27 @@ class TabStates extends _$TabStates {
     }
   }
 
+  Future<TabState> patchedState(String id) async {
+    var current = stateOrNull?[id];
+
+    if (current == null || current.url == TabState.defaultUrl) {
+      current ??= TabState.$default(id);
+
+      final tabData = await ref
+          .read(tabDataRepositoryProvider.notifier)
+          .getTabDataById(id);
+
+      if (tabData?.url != null) {
+        current = current.copyWith(
+          title: tabData!.title ?? current.title,
+          url: tabData.url ?? current.url,
+        );
+      }
+    }
+
+    return current;
+  }
+
   Future<void> _onIconChange(IconChangeEvent event) async {
     final IconChangeEvent(:tabId, :bytes) = event;
 
@@ -174,8 +195,8 @@ class TabStates extends _$TabStates {
     final eventService = ref.watch(eventServiceProvider);
 
     final subscriptions = [
-      eventService.tabContentEvents.listen((event) {
-        _onTabContentStateChange(event);
+      eventService.tabContentEvents.listen((event) async {
+        await _onTabContentStateChange(event);
       }),
       eventService.iconChangeEvents.listen((event) async {
         await _onIconChange(event);

app/lib/features/geckoview/domain/providers/tab_state.g.dart

@@ -41,7 +41,7 @@ final class TabStatesProvider
   }
 }
 
-String _$tabStatesHash() => r'778242f0b67eb7646014d0df857a3a71de214c40';
+String _$tabStatesHash() => r'cd73ea6ea479f2708a2c9e5ca86054c9d2464116';
 
 abstract class _$TabStates extends $Notifier<Map<String, TabState>> {
   Map<String, TabState> build();