experiment with entrypoint for backwards compat

docker-entrypoint.sh

@@ -0,0 +1,9 @@
+#!/bin/sh
+
+set -e
+
+# This is in attempt to preserve the original behavior of the Dockerfile,
+# while also supporting the lscr.io /config directory
+[ ! -d "/app/config" ] && ln -s /config /app/config
+
+node server.js