✨ Better chat overlay

lib/widgets/app_scaffold.dart

@@ -13,8 +13,6 @@ import 'package:island/services/responsive.dart';
 import 'package:material_symbols_icons/material_symbols_icons.dart';
 import 'package:path_provider/path_provider.dart';
 import 'package:styled_widget/styled_widget.dart';
-import 'package:island/widgets/chat/call_overlay.dart';
-import 'package:island/pods/call.dart';
 
 class WindowScaffold extends HookConsumerWidget {
   final Widget child;
@@ -152,22 +150,8 @@ class AppScaffold extends StatelessWidget {
           noBackground
               ? Colors.transparent
               : Theme.of(context).scaffoldBackgroundColor,
-      body: Stack(
-        children: [
-          SizedBox.expand(
-            child:
-                noBackground
-                    ? content
-                    : AppBackground(isRoot: true, child: content),
-          ),
-          Positioned(
-            left: 16,
-            right: 16,
-            bottom: 8,
-            child: const _GlobalCallOverlay(),
-          ),
-        ],
-      ),
+      body:
+          noBackground ? content : AppBackground(isRoot: true, child: content),
       appBar: appBar,
       bottomNavigationBar: bottomNavigationBar,
       bottomSheet: bottomSheet,
@@ -206,23 +190,6 @@ class PageBackButton extends StatelessWidget {
 
 const kAppBackgroundImagePath = 'island_app_background';
 
-/// Global call overlay bar (appears when in a call but not on the call screen)
-class _GlobalCallOverlay extends HookConsumerWidget {
-  const _GlobalCallOverlay();
-  @override
-  Widget build(BuildContext context, WidgetRef ref) {
-    final callState = ref.watch(callNotifierProvider);
-    // Find current route name
-    final modalRoute = ModalRoute.of(context);
-    final isOnCallScreen = modalRoute?.settings.name?.contains('call') ?? false;
-    // You may want to store roomId in callState for more robust navigation
-    if (callState.isConnected && !isOnCallScreen) {
-      return CallOverlayBar();
-    }
-    return const SizedBox.shrink();
-  }
-}
-
 final backgroundImageFileProvider = FutureProvider<File?>((ref) async {
   if (kIsWeb) return null;
   final dir = await getApplicationSupportDirectory();