Activate github builds

overseerr/config.json

@@ -8,6 +8,7 @@
   "description": "Request management and media discovery tool built to work with your existing Plex ecosystem",
   "devices": [],
   "environment": {},
+  "image": "ghcr.io/alexbelgium/overseerr-{arch}",
   "init": false,
   "map": [
     "config:rw"
@@ -35,4 +36,4 @@
   "url": "https://github.com/alexbelgium/hassio-addons/tree/master/overseerr",
   "version": "1.30.1-2",
   "webui": "[PROTO:ssl]://[HOST]:[PORT:5055]"
-}
+}