build.sh

# switches and options:
#           --rm : remove volume
#             -v : volume mount build folder
#             -w : set work area to build folder
#        /bin/sh : build script
docker run --rm \
  -v $(pwd):/go/src/github.com/udacity/my-awesome \
  -w /go/src/github.com/udacity/my-awesome \
  golang:1.5-alpine \
  /bin/sh -c 'apk add --update git; go get; go build -o target/my-awesome .'
docker build -t udacity/my-awesome:1.0 .