bin/phobos in phobos-1.8.0 vs bin/phobos in phobos-1.8.1

@@ -1,5 +1,6 @@
 #!/usr/bin/env ruby
+# frozen_string_literal: true
 
 $LOAD_PATH.unshift File.dirname(__FILE__) + '/../lib'
 
 require 'phobos'
 require 'phobos/cli'