source 'https://rubygems.org'

gem 'jekyll', '4.1.1'

group :jekyll_plugins do
  gem 'jekyll-sitemap', '1.4.0'
  gem 'jekyll-last-modified-at','1.1.0'
  gem 'jekyll-image-size'
  # gem 'jekyll-feed', '0.15.1'
  # gem 'jekyll-pwa-plugin'
end