fix: 解决当records为空时的报错问题

src/pages/Chat/components/ChatContent/index.tsx

@@ -49,7 +49,7 @@ export const ChatContent: React.FC = () => {
         itemContent={(index, record) => (
           <ChatItem record={record} key={record.originalData?.groupId} />
         )}
-        initialTopMostItemIndex={records.length - 1} // 初始滚动到底部
+        initialTopMostItemIndex={allItems.length - 1} // 初始滚动到底部
         followOutput="smooth" // 新消息时平滑滚动到底部
       />
     </motion.div>

src/store/chatSlice.ts

@@ -10,6 +10,8 @@ const initialState: ChatState = {
 
 function processApiResponse(data: OriginalRecord[]): ChatRecord[] {
   const chatRecord: ChatRecord[] = []
+  if (data.length === 0)
+    return chatRecord
   data.forEach((record) => {
     chatRecord.push({
       type: 'question',