jekyll pages repo:
https://jekyllrb.com/docs/github-pages/


from scratch:
http://jmcglone.com/guides/github-pages/

github pages error notification found in:
https://github.com/cschar/blog/settings


make sure to update
 gem "minima", "~> 2.5.1"
when there are minima updates at github.com/jekyll/minima

bundle update
bundle exec jekyll serve