refactor: Add frozen string literal comment and standardize string qu…

…otes in test.rb for consistency

embedded_gems/pathogen/demo/config/environments/test.rb

@@ -1,4 +1,6 @@
-require "active_support/core_ext/integer/time"
+# frozen_string_literal: true
+
+require 'active_support/core_ext/integer/time'
 
 # The test environment is used exclusively to run your application's
 # test suite. You never need to work with it otherwise. Remember that
@@ -15,10 +17,10 @@
   # this is usually not necessary, and can slow down your test suite. However, it's
   # recommended that you enable it in continuous integration systems to ensure eager
   # loading is working properly before deploying your code.
-  config.eager_load = ENV["CI"].present?
+  config.eager_load = ENV['CI'].present?
 
   # Configure public file server for tests with Cache-Control for performance.
-  config.public_file_server.headers = { "Cache-Control" => "public, max-age=#{1.hour.to_i}" }
+  config.public_file_server.headers = { 'Cache-Control' => "public, max-age=#{1.hour.to_i}" }
 
   # Show full error reports and disable caching.
   config.consider_all_requests_local = true