fix(llm): 修复模型训练调用返回值解析

- 修改了错误信息的判断逻辑，从 contains 改为 containsKey
- 添加了日志输出，便于调试和排查问题

yudao-module-llm/yudao-module-llm-biz/src/main/java/cn/iocoder/yudao/module/llm/service/http/TrainHttpService.java

@@ -12,6 +12,7 @@ import kong.unirest.Unirest;
 import kong.unirest.UnirestException;
 import lombok.extern.slf4j.Slf4j;
 import lombok.var;
+import org.apache.commons.lang3.StringUtils;
 import org.springframework.stereotype.Service;
 
 import javax.annotation.Resource;
@@ -247,7 +248,8 @@ public class TrainHttpService {
         JSONObject parseObject = JSON.parseObject(res);
         ModelDeployRespVO modelDeployRespVO=new ModelDeployRespVO();
 
-        if(parseObject.getString("res").contains("error")){
+        log.info("--- {}",parseObject);
+        if(parseObject.containsKey("error") ){
             modelDeployRespVO.setMessage("error");
             return modelDeployRespVO;
         }