fix analysis and update examples

packages/stream_chat_flutter/lib/src/group_avatar.dart

@@ -16,6 +16,7 @@ class GroupAvatar extends StatelessWidget {
     this.selectionThickness = 4,
   }) : super(key: key);
 
+  /// The channel of the avatar
   final Channel? channel;
 
   /// List of images to display

packages/stream_chat_flutter/lib/src/paged_value_notifier.dart

@@ -5,8 +5,10 @@ import 'package:stream_chat/stream_chat.dart' show StreamChatError;
 
 part 'paged_value_notifier.freezed.dart';
 
+/// Default initial page size multiplier.
 const defaultInitialPagedLimitMultiplier = 3;
 
+/// Value listenable for paged data.
 typedef PagedValueListenableBuilder<Key, Value>
     = ValueListenableBuilder<PagedValue<Key, Value>>;
 
@@ -57,6 +59,7 @@ abstract class PagedValueNotifier<Key, Value>
     final nextPageKey = lastValue.nextPageKey;
     // resetting the error
     value = lastValue.copyWith(error: null);
+    // ignore: null_check_on_nullable_type_parameter
     return loadMore(nextPageKey!);
   }
 
@@ -78,10 +81,9 @@ abstract class PagedValueNotifier<Key, Value>
   Future<void> loadMore(Key nextPageKey);
 }
 
+/// Paged value that can be used with [PagedValueNotifier].
 @freezed
 abstract class PagedValue<Key, Value> with _$PagedValue<Key, Value> {
-  const PagedValue._();
-
   /// Represents the success state of the [PagedValue]
   // @Assert(
   //   'nextPageKey != null',
@@ -98,6 +100,8 @@ abstract class PagedValue<Key, Value> with _$PagedValue<Key, Value> {
     StreamChatError? error,
   }) = Success<Key, Value>;
 
+  const PagedValue._();
+
   /// Represents the loading state of the [PagedValue].
   const factory PagedValue.loading() = Loading;
 

packages/stream_chat_flutter/lib/src/v4/channel_list_view/stream_channel_list_controller.dart

@@ -1,4 +1,5 @@
 import 'dart:async';
+import 'dart:math';
 
 import 'package:stream_chat/stream_chat.dart' hide Success;
 import 'package:stream_chat_flutter/src/paged_value_notifier.dart';
@@ -7,6 +8,8 @@ import 'package:stream_chat_flutter/src/v4/channel_list_view/stream_channel_list
 /// The default channel page limit to load.
 const defaultChannelPagedLimit = 10;
 
+const _kDefaultBackendPaginationLimit = 30;
+
 /// A controller for a Channel list.
 ///
 /// This class lets you perform tasks such as:
@@ -102,7 +105,10 @@ class StreamChannelListController extends PagedValueNotifier<int, Channel> {
 
   @override
   Future<void> doInitialLoad() async {
-    final limit = this.limit * defaultInitialPagedLimitMultiplier;
+    final limit = min(
+      this.limit * defaultInitialPagedLimitMultiplier,
+      _kDefaultBackendPaginationLimit,
+    );
     try {
       await for (final channels in client.queryChannels(
         filter: filter,

packages/stream_chat_flutter/lib/src/v4/channel_list_view/stream_channel_list_event_handler.dart

@@ -146,8 +146,8 @@ class StreamChannelListEventHandler {
   /// Function which gets called for the event
   /// [EventType.notificationMessageNew].
   ///
-  /// This event is fired when a new message is created in a channel which we are
-  /// not currently watching.
+  /// This event is fired when a new message is created in a channel
+  /// which we are not currently watching.
   ///
   /// By default, this adds the channel and moves it to the top of list.
   void onNotificationMessageNew(

packages/stream_chat_flutter/lib/src/v4/channel_list_view/stream_channel_list_tile.dart

@@ -68,7 +68,8 @@ class StreamChannelListTile extends StatelessWidget {
   /// {@template flutter.material.ListTile.tileColor}
   /// Defines the background color of `ListTile`.
   ///
-  /// When the value is null, the `tileColor` is set to [ListTileTheme.tileColor]
+  /// When the value is null,
+  /// the `tileColor` is set to [ListTileTheme.tileColor]
   /// if it's not null and to [Colors.transparent] if it's null.
   /// {@endtemplate}
   final Color? tileColor;

packages/stream_chat_flutter/lib/src/v4/channel_list_view/stream_channel_list_view.dart

@@ -143,9 +143,9 @@ class StreamChannelListView extends StatefulWidget {
   /// only scroll the view if it has sufficient content. See [physics].
   ///
   /// Also when true, the scroll view is used for default [ScrollAction]s. If a
-  /// ScrollAction is not handled by an otherwise focused part of the application,
-  /// the ScrollAction will be evaluated using this scroll view, for example,
-  /// when executing [Shortcuts] key events like page up and down.
+  /// ScrollAction is not handled by an otherwise focused part of the
+  /// application, the ScrollAction will be evaluated using this scroll view,
+  /// for example, when executing [Shortcuts] key events like page up and down.
   ///
   /// On iOS, this also identifies the scroll view that will scroll to top in
   /// response to a tap in the status bar.

packages/stream_chat_flutter/lib/src/v4/stream_channel_info_bottom_sheet.dart

@@ -229,8 +229,9 @@ const _kDefaultChannelInfoBottomSheetShape = RoundedRectangleBorder(
 /// The [transitionAnimationController] controls the bottom sheet's entrance and
 /// exit animations if provided.
 ///
-/// The optional `routeSettings` parameter sets the [RouteSettings] of the modal bottom sheet
-/// sheet. This is particularly useful in the case that a user wants to observe
+/// The optional `routeSettings` parameter sets the [RouteSettings]
+/// of the modal bottom sheet sheet.
+/// This is particularly useful in the case that a user wants to observe
 /// [PopupRoute]s within a [NavigatorObserver].
 ///
 /// Returns a `Future` that resolves to the value (if any) that was passed to