功能：消息管理-客服消息切换客服问题修复

src/pages/messageManage/messageChat/index.tsx

@@ -118,7 +118,10 @@ const MessageChatPage: React.FC = () => {
         <MessageChatRole
           roleList={roleList}
           userAccountId={userAccountId}
-          onSelect={(data) => setUserAccountId(data?.userAccountId)}
+          onSelect={(data) => {
+            setUserAccountId(data?.userAccountId);
+            setCurrentIndex(0);
+          }}
         />
       )}
       <MessageChatListView