chore: update imports and remove unused group channel handler for unread messages

Author: OnestarLee

packages/uikit-react-native/src/domain/groupChannel/types.ts

@@ -3,7 +3,7 @@ import type { FlatList } from 'react-native';
 
 import type { MessageCollectionParams, MessageFilterParams } from '@sendbird/chat/groupChannel';
 import type { UseGroupChannelMessagesOptions } from '@sendbird/uikit-chat-hooks';
-import {
+import type {
   OnBeforeHandler,
   PickPartial,
   SendbirdFileMessage,

packages/uikit-react-native/src/fragments/createGroupChannelFragment.tsx

@@ -8,7 +8,7 @@ import {
 } from '@sendbird/chat/groupChannel';
 import { ReplyType } from '@sendbird/chat/message';
 import { Box, useToast } from '@sendbird/uikit-react-native-foundation';
-import { useGroupChannelHandler, useGroupChannelMessages } from '@sendbird/uikit-tools';
+import { useGroupChannelMessages } from '@sendbird/uikit-tools';
 import {
   SendbirdFileMessage,
   SendbirdGroupChannel,
@@ -129,14 +129,6 @@ const createGroupChannelFragment = (initModule?: Partial<GroupChannelModule>): G
       }
     });
 
-    useGroupChannelHandler(sdk, {
-      onUserMarkedUnread: (_, userIds) => {
-        if (userIds.includes(currentUser?.userId ?? '')) {
-          groupChannelPubSub.publish({ type: 'ON_MARKED_AS_UNREAD_BY_CURRENT_USER' });
-        }
-      },
-    });
-
     const {
       loading,
       messages,