Set Java to 8 and Maven to 3.9.6

Author: injectives

testkit/Dockerfile

@@ -1,6 +1,6 @@
 FROM debian:bullseye-slim
 
-ENV JAVA_HOME=/usr/lib/jvm/openjdk-17 \
+ENV JAVA_HOME=/usr/lib/jvm/openjdk-8 \
     PYTHON=python3
 
 RUN apt-get update && apt-get install -y \
@@ -12,13 +12,13 @@ RUN apt-get update && apt-get install -y \
     && rm -rf /var/lib/apt/lists/*
 
 # https://hub.docker.com/_/eclipse-temurin
-COPY --from=eclipse-temurin:17-jdk /opt/java/openjdk $JAVA_HOME
+COPY --from=eclipse-temurin:8-jdk /opt/java/openjdk $JAVA_HOME
 
 # https://maven.apache.org/download.cgi
-RUN curl --location --output /tmp/download.tar.gz --silent --show-error https://downloads.apache.org/maven/maven-3/3.9.1/binaries/apache-maven-3.9.1-bin.tar.gz \
+RUN curl --location --output /tmp/download.tar.gz --silent --show-error https://downloads.apache.org/maven/maven-3/3.9.6/binaries/apache-maven-3.9.6-bin.tar.gz \
     && cd /tmp \
     && tar -xzf download.tar.gz \
-    && echo 'd3be5956712d1c2cf7a6e4c3a2db1841aa971c6097c7a67f59493a5873ccf8c8b889cf988e4e9801390a2b1ae5a0669de07673acb090a083232dbd3faf82f3e3  /tmp/download.tar.gz' | sha512sum --check --quiet \
+    && echo '706f01b20dec0305a822ab614d51f32b07ee11d0218175e55450242e49d2156386483b506b3a4e8a03ac8611bae96395fd5eec15f50d3013d5deed6d1ee18224  /tmp/download.tar.gz' | sha512sum --check --quiet \
     && mv apache-maven* /opt/apache-maven \
     && rm download.tar.gz
 
@@ -33,6 +33,6 @@ RUN echo 'jdk.tls.disabledAlgorithms=jdk.tls.disabledAlgorithms=SSLv3, TLSv1, RC
 # https://github.com/adoptium/containers/pull/392
 # https://github.com/adoptium/containers/blob/f6d4923380ecb1ec4b0d58c633ebb0aeed4c8332/17/jdk/ubuntu/jammy/entrypoint.sh#L23
 RUN update-ca-certificates \
-    && trust extract --overwrite --format=java-cacerts --filter=ca-anchors --purpose=server-auth "$JAVA_HOME/lib/security/cacerts"
+    && trust extract --overwrite --format=java-cacerts --filter=ca-anchors --purpose=server-auth "$JAVA_HOME/jre/lib/security/cacerts"
 
 ENV PATH=$JAVA_HOME/bin:/opt/apache-maven/bin:$PATH