https://www.techfree.info/2017/07/01/%e1%9e%8a%e1%9f%84%e1%9f%87%e1%9e%9f%e1%9f%92%e1%9e%9a%e1%9e%b6%e1%9e%99%e1%9e%94%e1%9e%89%e1%9f%92%e1%9e%a0%e1%9e%b6-migration-%e1%9e%93%e1%9f%85%e1%9e%9b%e1%9e%be-laravel-5-4/