Add Gerrit behind reverse-proxy
diff --git a/gerrit/Dockerfile.entrypoint-unprivileged b/gerrit/Dockerfile.entrypoint-unprivileged
new file mode 100644
index 0000000..78ca1f8
--- /dev/null
+++ b/gerrit/Dockerfile.entrypoint-unprivileged
@@ -0,0 +1,5 @@
+#!/bin/sh
+
+set -e
+
+exec /entrypoint.sh "$@"