Rakefile in wordless-1.1.6 vs Rakefile in wordless-2.0.0

@@ -1,7 +1,9 @@
-#!/usr/bin/env rake
-
 require "bundler/gem_tasks"
 require 'rspec/core/rake_task'
+require 'rubocop/rake_task'
 
 RSpec::Core::RakeTask.new(:spec)
-task :default => :spec
+task default: :spec
+
+RuboCop::RakeTask.new(:rubocop)
+task default: :rubocop