参考：
https://blog.csdn.net/tiramisu_ljh/article/details/78584232
https://blog.csdn.net/zzwwjjdj1/article/details/51898257
https://www.npmjs.com/package/node-schedule
nodejs模块定时任务 node-schedule定时访问指定URL
原文：https://www.cnblogs.com/pangchunyu/p/12657991.html