docker run -p 3000:3000 -e github='https://github.com/pmcdowell-okta/Simple-node-webserver.git' -it oktaadmin/dockertest
This what the Dockerfile contains, nothing special.
FROM oktaadmin/awscli
RUN echo "#!/bin/bash\n" > /startscript.sh
RUN echo "mkdir github\n" >> /startscript.sh
RUN echo "cd github\n" >> /startscript.sh
RUN echo "git clone \$github\n" >> /startscript.sh
RUN echo "cd *\n" >> /startscript.sh
RUN echo "make dockertest\n" >> /startscript.sh
RUN chmod +x /startscript.sh
CMD /startscript.sh