From 1315dcb2ff6ef170ff43245090eff3f7d483bc7f Mon Sep 17 00:00:00 2001
From: juliankatz <juliankatz@google.com>
Date: Tue, 1 Jul 2025 18:15:04 -0700
Subject: [PATCH] Switch to nanoserver images for windows.  They're smaller and
 faster!

Servercore: lstc2019 took 8 min, 21 seconds
Nanoserver: ltsc2019 took 3 min, 38 seconds

Servercore: ltsc2022 took 8 min, 29 seconds
Nanoserver: ltsc2022 took 1 min, 45 seconds
---
 Makefile | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Makefile b/Makefile
index 8a375b916..928b70da6 100644
--- a/Makefile
+++ b/Makefile
@@ -23,8 +23,8 @@ DRIVERWINDOWSBINARY=${DRIVERBINARY}.exe
 
 DOCKER=DOCKER_CLI_EXPERIMENTAL=enabled docker
 
-BASE_IMAGE_LTSC2019=mcr.microsoft.com/windows/servercore:ltsc2019
-BASE_IMAGE_LTSC2022=mcr.microsoft.com/windows/servercore:ltsc2022
+BASE_IMAGE_LTSC2019=mcr.microsoft.com/windows/nanoserver:ltsc2019
+BASE_IMAGE_LTSC2022=mcr.microsoft.com/windows/nanoserver:ltsc2022
 
 # Both arrays MUST be index aligned.
 WINDOWS_IMAGE_TAGS=ltsc2019