$> curl "https://gist.githubusercontent.com/pftg/fa8fe4ca2bb4638fbd19324376487f42/raw/f9056244c416d2f56d6d94290e5ecef5960abf66/rejuvenation.rb" | ruby
or
$> ruby rejuvenation.rb
$> yarn install
$> curl "https://gist.githubusercontent.com/pftg/fa8fe4ca2bb4638fbd19324376487f42/raw/f9056244c416d2f56d6d94290e5ecef5960abf66/rejuvenation.rb" | ruby
or
$> ruby rejuvenation.rb
$> yarn install