update files for change to plugin behavior to allow backups from jenkins_home

Dockerfile

 ARG BASE_REGISTRY=nexus-docker-secure.levelup-nexus.svc.cluster.local:18082
 ARG BASE_IMAGE=opensource/openjdk/openjdk8
 ARG BASE_TAG=1.8.0
-FROM ${BASE_REGISTRY}/${BASE_IMAGE}:${BASE_TAG}
+#FROM ${BASE_REGISTRY}/${BASE_IMAGE}:${BASE_TAG}
+FROM openjdk8:1.8.0
 USER root
 
 ### add licenses to this directory
@@ -72,8 +73,8 @@ RUN  cp /root/tmp/dependencies/tini/tini-$TINI_VERSION /sbin/tini \
 RUN cp /root/tmp/dependencies/jenkins/jenkins-war-$JENKINS_VERSION.war /usr/share/jenkins/jenkins.war
 
 ## Place plugins in temp directory
-RUN mkdir /tmp/plugins && cp /root/tmp/dependencies/plugins/* /tmp/plugins && chown -R ${uid}:${gid} /tmp/plugins && rm -rf /root/tmp/*
-
+RUN mkdir $JENKINS_HOME/plugins && cp /root/tmp/dependencies/plugins/* $JENKINS_HOME/plugins && chown -R ${uid}:${gid} $JENKINS_HOME/plugins && \
+    rm -rf /root/tmp/*
 
 RUN chown -R ${user} "$JENKINS_HOME" "$REF"
 

scripts/jenkins.sh

@@ -9,9 +9,10 @@ touch "${COPY_REFERENCE_FILE_LOG}" || { echo "Can not write to ${COPY_REFERENCE_
 echo "--- Copying files at $(date)" >> "$COPY_REFERENCE_FILE_LOG"
 find "${REF}" \( -type f -o -type l \) -exec bash -c '. /usr/local/bin/jenkins-support; for arg; do copy_reference_file "$arg"; done' _ {} +
 
-mkdir -p ${JENKINS_HOME}/plugins
-cp /tmp/plugins/* ${JENKINS_HOME}/plugins
-rm -rf /tmp/plugins
+#Change plugin behavior for plugin backups
+#mkdir -p ${JENKINS_HOME}/plugins
+#cp /tmp/plugins/* ${JENKINS_HOME}/plugins
+#rm -rf /tmp/plugins
 
 
 # if `docker run` first argument start with `--` the user is passing jenkins launcher arguments