Gemfile in google-translate-tts-0.1.0 vs Gemfile in google-translate-tts-0.2.0

@@ -1,14 +1,12 @@
 # frozen_string_literal: true
 
 source "https://rubygems.org"
 
-# Specify your gem's dependencies in google-translate-tts.gemspec
 gemspec
 
 gem "rake", "~> 13.0"
 
-gem "minitest", "~> 5.0"
-
-gem "rubocop", "~> 1.21"
-
-gem "byebug"
+group :development, :test do
+  gem "byebug"
+  gem "rspec", "~> 3.11"
+end