Chris@0: services:
Chris@0:   http_middleware.page_cache:
Chris@0:     class: Drupal\page_cache\StackMiddleware\PageCache
Chris@0:     arguments: ['@cache.page', '@page_cache_request_policy', '@page_cache_response_policy']
Chris@0:     tags:
Chris@0:       - { name: http_middleware, priority: 200, responder: true }
Chris@0: 
Chris@0:   cache.page:
Chris@0:     class: Drupal\Core\Cache\CacheBackendInterface
Chris@0:     tags:
Chris@0:       - { name: cache.bin }
Chris@0:     factory: cache_factory:get
Chris@0:     arguments: [page]