Added isOfficial

public/v2/apps/cockpit.json

@@ -3,6 +3,7 @@
     "documentation": "Read the documentation @ https://github.com/agentejo/cockpit-docker",
     "displayName": "Cockpit",
     "description": "Cockpit is Simple Content Platform to manage any structured content. A self-hosted headless and api-driven CMS.",
+    "isOfficial": true,
     "dockerCompose": {
         "version": "3.7",
         "services": {