FROM golang as builder RUN go get github.com/codegangsta/negroni RUN go get github.com/gorilla/mux github.com/xyproto/simpleredis COPY main.go . RUN go build main.go FROM busybox:ubuntu-14.04 COPY --from=builder /go//main /app/guestbook ADD public/index.html /app/public/index.html ADD public/script.js /app/public/script.js ADD public/style.css /app/public/style.css ADD public/jquery.min.js /app/public/jquery.min.js WORKDIR /app CMD ["./guestbook"] EXPOSE 3000