Resolve "Serverside rendering of preview images"

Closes #66 (closed)

docker-compose.ci.yml

@@ -8,3 +8,9 @@ services:
 
   backup:
     image: ${CI_REGISTRY_IMAGE}/backup:${CI_COMMIT_SHA}
+
+  redis:
+    image: ${CI_REGISTRY_IMAGE}/redis:${CI_COMMIT_SHA}
+
+  preview_worker:
+    image: ${CI_REGISTRY_IMAGE}/preview_worker:${CI_COMMIT_SHA}