Add a long expiry date to rails cache.

ProGM · ProGM · commit 5b83d3a12b9b · 2016-04-18T17:59:14.000+02:00
diff --git a/lib/critical-path-css-rails.rb b/lib/critical-path-css-rails.rb
@@ -5,7 +5,7 @@ module CriticalPathCss
 
   def self.generate
     CssFetcher.new.fetch.each do |route, css|
-      Rails.cache.write(route, css, namespace: CACHE_NAMESPACE)
+      Rails.cache.write(route, css, namespace: CACHE_NAMESPACE, expires_in: 2.years)
     end
   end
 
