I used Jekyll and the theme is Indigo theme
\curl -sSL https://get.rvm.io | bash -s stable
source ~/.profile
rvm install 2.7.2
gem install bundler
bundle install
bundle exec jekyll serve --config _config.yml,_config-dev.yml
http://127.0.0.1:4000
http://127.0.0.1:4000/admin