console in telegram-bot-0.16.3

- old
+ new

@@ -1,7 +1,11 @@
 #!/usr/bin/env ruby
+# frozen_string_literal: true
 
 require 'bundler/setup'
 require 'telegram/bot'
 
-require 'pry'
-Pry.start
+require 'irb'
+require 'irb/completion'
+
+IRB.setup(nil)
+IRB::Irb.new.run(IRB.conf)