not_found.rb in roda-2.10.0

- old
+ new

@@ -1,4 +1,6 @@
+# frozen-string-literal: true
+
 class Roda
   module RodaPlugins
     # The not_found plugin adds a +not_found+ class method which sets
     # a block that is called whenever a 404 response with an empty body
     # would be returned.  The usual use case for this is the desire for