From 102d8c7ed198a6272c942814ca73dff773ae0eea Mon Sep 17 00:00:00 2001
From: Mikko Karjalainen <mikko.e.karjalainen@gmail.com>
Date: Thu, 4 Jul 2019 11:40:38 +0100
Subject: [PATCH 1/2] Add a build argument for dockerfile base image version.

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

diff --git a/docker/Dockerfile b/docker/Dockerfile
index 7ef6a67466..5d79937d9d 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -1,4 +1,5 @@
-FROM openjdk:11-jre-slim
+ARG TAG=11-jre-slim
+FROM openjdk:${TAG}
 
 ARG STYX_VERSION=""
 ARG STYX_IMAGE=https://github.com/HotelsDotCom/styx/releases/download/${STYX_VERSION}/${STYX_VERSION}-linux-x86_64.zip

From ac3245889ab06ba4b08f86ce1516b9c4f02cf9e0 Mon Sep 17 00:00:00 2001
From: Mikko Karjalainen <mikko.e.karjalainen@gmail.com>
Date: Thu, 4 Jul 2019 16:31:00 +0100
Subject: [PATCH 2/2] Default docker base image to `openjdk:11-jdk`.

---
 docker/Dockerfile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/docker/Dockerfile b/docker/Dockerfile
index 5d79937d9d..4c99118538 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -1,4 +1,4 @@
-ARG TAG=11-jre-slim
+ARG TAG=11-jdk
 FROM openjdk:${TAG}
 
 ARG STYX_VERSION=""