+RUN set -x \
+ && apk add --no-cache \
+ openjdk8="$JAVA_ALPINE_VERSION" \
+ && [ "$JAVA_HOME" = "$(docker-java-home)" ]
+
+#install neccessary tools
+RUN apk upgrade \
+ && apk update \
+ && apk add --no-cache curl \
+ && apk add --no-cache postgresql-client=10.5-r0
+
+#add the frontend pacakge to the docker images
+RUN rm /etc/nginx/conf.d/default.conf
+RUN mkdir -p /etc/ssl/certs/
+RUN mkdir /etc/ssl/private
+ADD holmes-rulemgt-frontend-*.tar.gz /usr/local/openresty/nginx/html
+ADD nginx.conf /usr/local/openresty/nginx/conf
+ADD holmes-frontend.key /etc/ssl/private
+ADD holmes-frontend-selfsigned.crt /etc/ssl/certs
+ADD dhparam.pem /etc/ssl/certs
+
+#add the backend package to the docker image