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maxfunke/multistage.Dockerfile

Created January 11, 2019 20:46
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multistage dockerfile
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multistage.Dockerfile
# Multistage build
FROM golang:alpine as build
## stage1: build app, make use of /go/src
RUN mkdir /go/src/app
WORKDIR /go/src/app
ADD ./src/main.go /go/src/app
RUN go build -o /bin/app
## stage2: bin to plain image
FROM scratch
COPY --from=build /bin/app /bin/app
ENTRYPOINT ["/bin/app"]
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