修改：

1、修复bug，增加对于holiday和term的判空

xueyi-modules/xueyi-nlt/src/main/java/com/xueyi/nlt/nlt/template/GenerativeWelcomeTemplate.java

@@ -97,7 +97,7 @@ public class GenerativeWelcomeTemplate implements BaseTemplate{
             List<WelcomeLabelVo> welcomeLabelVoList = new ArrayList<>();
 
             //生成节日或节气的特殊招呼语
-            if(!holiday.isBlank()|| !term.isBlank()){
+            if(StringUtils.isNotBlank(holiday) || StringUtils.isNotBlank(term)){
                 WelcomeLabelVo festivalWelcomeLabelVo = new WelcomeLabelVo();
                 festivalWelcomeLabelVo.setLabelName("festival");
                 log.info(prefix + getFestivalFormat(holiday) + getSolarTermFormat(term) + timeString + "看到员工时，" + suffix);