Excluded test application's *.md files from the gem build (#267)

Author: pkuczynski

.rubocop.yml

@@ -1,5 +1,9 @@
 Metrics/LineLength:
   Max: 120
 
+Style/RegexpLiteral:
+  EnforcedStyle: slashes
+  AllowInnerSlashes: true
+
 Style/FrozenStringLiteralComment:
   EnforcedStyle: never

CHANGELOG.md

@@ -12,6 +12,7 @@
 
 * Fix missing new_ostruct_member in Ruby 2.7 ([#255](https://github.com/railsconfig/config/pull/255))
 * Fix validation contract documentation ([#260](https://github.com/railsconfig/config/pull/260))
+* Excluded test application's *.md files from the gem build ([#267](https://github.com/railsconfig/config/pull/267))
 
 ### Changes
 

config.gemspec

@@ -21,8 +21,7 @@ Please consider donating to our open collective to help us maintain this project
 👉  Donate: \e[34mhttps://opencollective.com/rubyconfig/donate\e[0m\n"
 
   s.files = `git ls-files`.split($/)
-  s.files.select! { |file| /(^lib\/|\.md$|\.gemspec$)/ =~ file }
-  s.files += Dir.glob('doc/**/*')
+  s.files.select! { |file| /(^lib\/|\w*.md$|\.gemspec$)/ =~ file }
 
   s.require_paths         = ['lib']
   s.required_ruby_version = '>= 2.4.0'