Adjusted mc-image-helper to use logback for java8 (#1713)

.github/workflows/verify-pr.yml

@@ -16,17 +16,22 @@ jobs:
         variant:
           - java17
           - java17-alpine
+          - java8-multiarch
         include:
         # JAVA 17:
           - variant: java17
             # jammy doesn't work until minecraft updates to https://github.com/netty/netty/issues/12343
             baseImage: eclipse-temurin:17-jre-focal
-            platforms: linux/amd64,linux/arm/v7,linux/arm64
+            platforms: linux/amd64
             mcVersion: 1.18.2
           - variant: java17-alpine
             baseImage: eclipse-temurin:17-jre-alpine
             platforms: linux/amd64
             mcVersion: 1.18.2
+          - variant: java8-multiarch
+            baseImage: eclipse-temurin:8u312-b07-jre-focal
+            platforms: linux/amd64
+            mcVersion: 1.12.2
     env:
       IMAGE_TO_TEST: ${{ github.repository_owner }}/minecraft-server:test-${{ matrix.variant }}-${{ github.run_id }}
     runs-on: ubuntu-20.04

Dockerfile

@@ -46,7 +46,7 @@ RUN easy-add --var os=${TARGETOS} --var arch=${TARGETARCH}${TARGETVARIANT} \
   --var version=0.1.1 --var app=maven-metadata-release --file {{.app}} \
   --from https://github.com/itzg/{{.app}}/releases/download/{{.version}}/{{.app}}_{{.version}}_{{.os}}_{{.arch}}.tar.gz
 
-ARG MC_HELPER_VERSION=1.22.1
+ARG MC_HELPER_VERSION=1.22.2
 ARG MC_HELPER_RELEASE=v${MC_HELPER_VERSION}
 ARG MC_HELPER_BASE_URL=https://github.com/itzg/mc-image-helper/releases/download/${MC_HELPER_RELEASE}
 RUN curl -fsSL ${MC_HELPER_BASE_URL}/mc-image-helper-${MC_HELPER_VERSION}.tgz \