helper 'cache_control.five_minutes' => sub ($c) { $c->res->headers->cache_control('public, max-age=300') };
get '/some_older_story' => sub ($c) {
	$c->cache_control->five_minutes;
	$c->render(text => 'This one can be cached for a bit.');
};
#ref: https://metacpan.org/pod/distribution/Mojolicious/lib/Mojolicious/Guides/Rendering.pod

##</code><code>##

use Mojolicious::Lite 
app->renderer->cache->max_keys(100);