python alpine base image for image creation

docker-entrypoint.sh

@@ -4,13 +4,13 @@ set -e
 # If running as root, fix ownership of /data, then drop privileges
 if [ "$(id -u)" = "0" ]; then
   mkdir -p /data
-  chown -R appuser:appuser /data || echo "Warn: could not chown /data"
+  chown -R appuser:appgroup /data || echo "Warn: could not chown /data"
   # Copy example config only if missing target
   if [ ! -f /app/config.yaml ] && [ -f /app/config.example.yaml ]; then
     cp /app/config.example.yaml /app/config.yaml
-    chown appuser:appuser /app/config.yaml || true
+  chown appuser:appgroup /app/config.yaml || true
   fi
-  exec su -s /bin/sh appuser -c "$*"
+  exec su-exec appuser "$@"
 else
   exec "$@"
 fi