Allow custom cache expiry

app/action.rb

@@ -22,8 +22,8 @@ module Adamantium
     handle_exception ROM::TupleCountMismatchError => :not_found
     handle_exception StandardError => :handle_error
 
-    def cache(key:, content:)
-      cacher.call(key: key, content: content, expiry: TimeMath.min.advance(Time.now, +10))
+    def cache(key:, content_proc:, expiry: TimeMath.min.advance(Time.now, +10))
+      cacher.call(key: key, content_proc: content_proc, expiry: expiry)
     end
 
     def not_found(_req, res, _exception)

app/actions/recently_played/index.rb

@@ -7,7 +7,7 @@ module Adamantium
         include Deps["views.recently_played.index"]
 
         def handle(req, res)
-          res.body = cache(key: "recently_played", content: index.call.to_str)
+          res.body = cache(key: "recently_played", content_proc: -> { index.call.to_str })
         end
       end
     end