add trimmed down dockerfile

base/Docker-refresh

@@ -0,0 +1,32 @@
+ARG MICRODIR=/microdir
+ARG PACKAGES_TO_INSTALL="temurin-17-jre shadow-utils"
+
+FROM registry.access.redhat.com/ubi8 AS BUILD
+ARG MICRODIR
+ARG PACKAGES_TO_INSTALL
+RUN mkdir ${MICRODIR}
+
+RUN printf "[temurin-jre] \n\
+name=temurin-jre \n\
+baseurl=https://packages.adoptium.net/artifactory/rpm/rhel/\$releasever/\$basearch \n\
+enabled=1 \n\
+gpgcheck=1 \n\
+gpgkey=https://packages.adoptium.net/artifactory/api/gpg/key/public \n\
+" > /etc/yum.repos.d/adoptium.repo
+
+RUN yum --nodocs install -y --setopt=install_weak_deps=False ${PACKAGES_TO_INSTALL}
+
+RUN yum clean all
+
+FROM registry.access.redhat.com/ubi8-micro AS REFRESH
+ARG MICRODIR
+COPY --from=BUILD /usr/lib/jvm/temurin-17-jre/ ${MICRODIR}/jre/
+
+ENV PATH="${MICRODIR}/jre/bin:${PATH}"
+
+RUN echo "appuser:x:1001:1001::/home/appuser:/bin/sh" >> /etc/passwd && \
+    mkdir -p /home/appuser && \
+    chown 1001:1001 /home/appuser
+
+USER appuser
+WORKDIR /home/appuser