Gemfile in webtrap-0.0.0 vs Gemfile in webtrap-0.0.1

@@ -1,3 +1,9 @@
+# frozen_string_literal: true
+
 source "http://rubygems.org"
 
 gemspec
+
+group :documentation do
+  gem "yard", "~> 0.9.8"
+end