Gemfile

source "https://rubygems.org"

# gem "jekyll", "~> 4.2.0"
gem "github-pages", group: :jekyll_plugins

group :jekyll_plugins do
  gem "jekyll-feed", "~> 0.12"
  gem "jekyll-seo-tag"
  gem "jemoji"
  
  gem "commonmarker", ">= 0.23.6" # fix vulnerability issue "Unbounded resource exhaustion in cmark-gfm autolink extension may lead to denial of service"
end

gem "webrick", "~> 1.7"