【create-react-app之Invalid Host Header】
1、When you enable the `proxy` option, you opt into a more strict set of host checks. This is necessary because leaving the backend open to remote hosts makes your computer vulnerable to DNS rebinding attacks.
you will see this error in the browser after enabling the `proxy` option:
create-react-app之Invalid Host Header
原文：http://www.cnblogs.com/tekkaman/p/7188324.html