From 5e8acc37e07d5f5db8db4d2047a8014959248a6f Mon Sep 17 00:00:00 2001
From: Stefan Reimer <stefan@zero-downtime.net>
Date: Tue, 8 Aug 2023 11:00:47 +0000
Subject: [PATCH] Pin upstream Docker image to allow renovate to track

---
 Dockerfile | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index fc0a5a7..5dd0c82 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,9 +1,8 @@
 # https://github.com/containers/podman/blob/main/contrib/podmanimage/stable/Containerfile
 # https://hub.docker.com/r/jenkins/inbound-agent/tags
 
-ARG BASE="alpine-jdk17"
 
-FROM jenkins/inbound-agent:${BASE}
+FROM jenkins/inbound-agent:alpine-jdk17@sha256:9ffaf2ae447d87b274be28958432070a7b980eca99287bb8bb4f58125364071b
 
 ARG BUILDUSER=jenkins