tree df1b707001920095f26059ed527f1654651468fc
parent 13bd50130e34e6fdd2c8ba11dfeef763f4477d92
author Han Seoul-Oh <laughinghan@gmail.com> 1479175921 -0800
committer Han Seoul-Oh <laughinghan@gmail.com> 1479175921 -0800

CI: don't `npm install json` every time, cache it

As far as I can tell, only local npm installs are cached but it's no
trouble to use a variable for the local binary