Gemfile in github-pages-health-check-1.16.1 vs Gemfile in github-pages-health-check-1.17.0

@@ -1,5 +1,14 @@
 # frozen_string_literal: true
 
 source "https://rubygems.org"
 
+group :development do
+  gem "dotenv", "~> 2.7"
+  gem "gem-release", "~> 2.1"
+  gem "pry", "~> 0.10"
+  gem "rspec", "~> 3.0"
+  gem "rubocop", "~> 0.52"
+  gem "webmock", "~> 3.8"
+end
+
 gemspec