From 9873aec3d03d0ca28e71b1cc8425433ff0b77c4f Mon Sep 17 00:00:00 2001
From: lub <git@lubiland.de>
Date: Wed, 21 Aug 2019 16:20:23 +0200
Subject: [PATCH] switch to debian based powershell image this matches the
 version used on our hosts -preview is used because buster (including the
 newer nf_tables backend for iptables) isn't available in stretch

---
 Dockerfile | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Dockerfile b/Dockerfile
index 6ac4859..b39a1f8 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM mcr.microsoft.com/powershell:latest
+FROM mcr.microsoft.com/powershell:preview-debian-buster-slim
 
 VOLUME /stacks
 
@@ -7,6 +7,7 @@ ENV CHAIN="SWARM-NAT" \
 
 WORKDIR /
 
+# install dependencies
 RUN pwsh -c 'Set-PSRepository -Name "PSGallery" -InstallationPolicy Trusted' \
  && pwsh -c 'Install-Module powershell-yaml' \
  && apt-get update \