Use image from public registry

.drone.yml

@@ -7,13 +7,8 @@ pipeline:
   #   volumes:
   #     - /home/gitea/gitea/drone_build_cache/notes:/cache
 
-  # build-docker:
-  #   image: plugins/docker
-  #   repo: local/note-builder
-  #   auto_tag: true
-
   build:
-    image: local/pandoc
+    image: vbrandl/notes-builder:latest
     commands:
       - make