FROM tomcat:11 # install maven RUN apt update && DEBIAN_FRONTEND=noninteractive apt install -y --no-install-recommends maven && rm -rf /var/lib/apt/lists/* # copy war COPY target/mavor.war /usr/local/tomcat/webapps/ROOT.war # create temporary directory, no need to be a volume RUN mkdir /mavor # set required ENV ENV MAVOR_MAVEN_EXECUTABLE="/usr/bin/mvn" ENV MAVOR_TEMP_DIR="/mavor"