add: 实现功能1

oneLineTxt/v1/onelinetextplublic/api-passinger/src/main/java/mashibing/online/text/controller/PassengerController.java

@@ -48,6 +48,10 @@ public class PassengerController {
 
         // 调服务获取验证码
         String smsCode = sendSMSCodeService.getSmsCode(6,passengerRequestDto.getPhoneNumber());
+      if(StringUtils.isBlank(smsCode)){
+          log.error("");
+          return  ResponseResult.fail(99,"短信验证码发送失败！");
+      }
         log.info(""+ JSON.toJSONString(smsCode));
         // 存入redis 有限时间
         stringRedisTemplate.opsForValue().set(PassengerConsonant.phoneNumberCodePreKey+passengerRequestDto.getPhoneNumber(),