* [使用agent自带的systemPrompt，而不是系统默认的]

backend/src/main/java/pangea/hiagent/agent/react/DefaultReactExecutor.java

@@ -239,7 +239,7 @@ public class DefaultReactExecutor implements ReactExecutor {
             triggerThinkStep("开始处理用户请求: " + userInput);
             
             // 构建Prompt，包含历史对话记录
-            Prompt prompt = buildPromptWithHistory(DEFAULT_SYSTEM_PROMPT, userInput, agent);
+            Prompt prompt = buildPromptWithHistory(agent.getSystemPrompt(), userInput, agent);
             UserToken userToken = userTokenService.getUserToken("admin","pangea");
             VisitorAppointmentTool hisenseTripTool = new VisitorAppointmentTool(userToken,agentService,infoCollectorService,userSseService);
             hisenseTripTool.initialize();