chore: print contents of .ruby-version file

Author: G-Rath

template.rb

@@ -153,6 +153,8 @@ def apply_template! # rubocop:disable Metrics/MethodLength, Metrics/AbcSize, Met
   # apply "variants/backend-base/public/template.rb"
   apply "variants/backend-base/spec/template.rb"
 
+  puts ".ruby-version"
+
   # The block passed to "after_bundle" seems to run after `bundle install`
   # but also after `shakapacker:install` and after Rails has initialized the git
   # repo