Install Self Control a free Mac application to help you avoid distracting websites.
A great module has a working travis build
include selfcontrolboxen
Set GITHUB_API_TOKEN in your shell with a Github oAuth Token to raise your API rate limit. You can get some work done without it, but you're less likely to encounter errors like Unable to find module 'boxen/puppet-boxen' on https://github.com.
Then write some code. Run script/cibuild to test it. Check the script
directory for other useful tools.