Misery Lee

It's useful to control my cache lifecycle myself. I think it should default have no expire and pass a ttl if necessary.

I set `ttl: '100y'` to achieve this

+1

I recommend this libaray which maintained by myself. [koact](https://github.com/miserylee/koact) It's a smart koa router manager. There is a minify example application in the `/test` folder [view test folder](https://github.com/miserylee/koact/tree/master/test) it use...

Is there any process? I met the same issue.

@zaaack All above suggestions will be considered! I'll work on it later after my works in company come to a end. ：）