The name of the docker image is nginx-cs389
To build, ensure you have the go image build (see above), and run the command in the current directory;
% docker build -t nginx-cs389 .
To run the image, something like the following (in the foreground to watch logs)
% docker run --rm --name nginx -it \
-e NODE_IP=192.168.99.100 \
-p 80:80 \
nginx-cs389