FROM golang:1.12.5-alpine3.9 as dev # installing git RUN apk update && apk upgrade && \ apk add --no-cache git RUN go get github.com/sirupsen/logrus RUN go get github.com/buaazp/fasthttprouter RUN go get github.com/valyala/fasthttp WORKDIR /work COPY ./src /work/ RUN go build -o app ###########START NEW IMAGE################### FROM alpine:3.9 as prod COPY --from=dev /work/app / CMD ./app