sbt 1.5.7 (#25)

https://github.com/sbt/sbt/releases/tag/v1.5.6

https://github.com/sbt/sbt/releases/tag/v1.5.7

sbt 1.5.6 updates log4j 2 to 2.15.0, which fixes remote code execution vulnerability (CVE-2021-44228)

Dockerfile

@@ -1,10 +1,10 @@
 # This Dockerfile has two required ARGs to determine which base image
 # to use for the JDK and which sbt version to install.
 
-ARG OPENJDK_TAG=8u232
+ARG OPENJDK_TAG=8u292
 FROM openjdk:${OPENJDK_TAG}
 
-ARG SBT_VERSION=1.4.9
+ARG SBT_VERSION=1.5.7
 
 # Install sbt
 RUN \

README.md

@@ -28,7 +28,7 @@ local caches as volumes and set the working directory as well:
 To build, you need to specify the desired openjdk and sbt versions via
 `--build-arg` parameters:
 
-    docker build --build-arg OPENJDK_TAG=8u292 --build-arg SBT_VERSION=1.5.4 .
+    docker build --build-arg OPENJDK_TAG=8u292 --build-arg SBT_VERSION=1.5.7 .
 
 ## Pushing a new tag to DockerHub
 
@@ -42,7 +42,7 @@ Then use the following recipe to build and push:
 
 ```bash
 OPENJDK_TAG=8u292
-SBT_VERSION=1.5.4
+SBT_VERSION=1.5.7
 
 docker build \
     --build-arg OPENJDK_TAG=$OPENJDK_TAG \