fix:修复存入聊天记录不是数组问题

apps/ai.js

@@ -218,12 +218,17 @@ async function handleMixMode(userMessage, e, aiConfig) {
           recall: 0,
         },
       ];
-      let resToSave = res;
-      resToSave.data += '[词库预设消息]';
+      let resMessage = {
+        type: 'message',
+        data: matchResult.text + ' [词库预设消息]',
+        at: false,
+        quote: false,
+        recall: 0,
+      };
       const newChatHistory = [
         ...chatHistory,
         { role: 'user', content: userMessage },
-        { role: 'assistant', content: resToSave },
+        { role: 'assistant', content: JSON.stringify(resMessage) },
       ];
       SessionManager.updateChatHistory(e.group_id, newChatHistory);
       SessionManager.deactivateSession(e.group_id,e.user_id);