chore: migrate to latest dependencies

packages/chatty/lib/ui/home/chat/chat_view.dart

@@ -25,7 +25,7 @@ class ChatView extends StatelessWidget {
         child: ChannelListView(
           filter: Filter.in_(
             'members',
-            [StreamChat.of(context).user!.id],
+            [StreamChat.of(context).currentUser!.id],
           ),
           sort: [SortOption('last_message_at')],
           channelPreviewBuilder: (context, channel) {
@@ -37,10 +37,11 @@ class ChatView extends StatelessWidget {
                 onImageTap: () {
                   String? name;
                   String? image;
-                  final currentUser = StreamChat.of(context).client.state.user;
+                  final currentUser =
+                      StreamChat.of(context).client.state.currentUser;
                   if (channel.isGroup) {
-                    name = channel.extraData['name'];
-                    image = channel.extraData['image'];
+                    name = channel.extraData['name'] as String?;
+                    image = channel.extraData['image'] as String?;
                   } else {
                     final friend = channel.state!.members
                         .where((element) => element.userId != currentUser!.id)

packages/chatty/lib/ui/home/settings/settings_view.dart

@@ -10,9 +10,9 @@ import 'package:stream_chat_flutter/stream_chat_flutter.dart';
 class SettingsView extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
-    final user = StreamChat.of(context).client.state.user!;
+    final user = StreamChat.of(context).client.state.currentUser!;
     final image = user.extraData['image'];
-    final textColor = Theme.of(context).appBarTheme.color;
+    final textColor = Theme.of(context).appBarTheme.backgroundColor;
     return MultiBlocProvider(
       providers: [
         BlocProvider(