test lookup only (#57)

* test lookup only

v1 compatible release

build

.

Fix listObjects delay

listObjects caused the cache restore to take a minimum of 10 seconds
because the timeout was not cleared when the Promise is resolved or
rejected.

Add restore only test as well

use env

full clean build

Merge branch 'dependabot/npm_and_yarn/minimatch-3.1.2'

skip unit test as no meaningful test is being run: follow up #13