jekyll new --skip-bundle jekyll new docs --skip-bundle
https://pages.github.com/versions/ gem "github-pages", "~> 231", group: :jekyll_plugins $ git checkout --orphan gh-pages $ git rm -rf . bundle install bundle exec jekyll server http://127.0.0.1:4000/
사진 만들기 https://www.bing.com/images/create?FORM=GDPGLP
젤키 테마 새로 만들 떄