Gemfile in backup_repos-0.3.0 vs Gemfile in backup_repos-0.4.0

@@ -1,14 +1,19 @@
+# frozen_string_literal: true
+
 source 'https://rubygems.org'
 
 # Specify your gem's dependencies in backup_repos.gemspec
 gemspec
 
+group :development do
+  gem 'rubocop', '~> 0.77'
+end
+
 group :development, :test do
   gem 'pry'
 end
 
 group :test do
-  gem 'codeclimate-test-reporter'
-  gem 'coveralls'
+  gem 'codecov', require: false
   gem 'simplecov', require: false
 end