picture-uploader/go/Dockerfile

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Docker
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# syntax=docker/dockerfile:1
# Build the application from source
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FROM golang:1.20.10 AS build-stage
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WORKDIR /app
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COPY * ./
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RUN go mod download
RUN CGO_ENABLED=0 GOOS=linux go build -o /main
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# Run the tests in the container
FROM build-stage AS run-test-stage
RUN go test -v ./...
# Deploy the application binary into a lean image
FROM gcr.io/distroless/base-debian11 AS build-release-stage
WORKDIR /
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COPY --from=build-stage /main /main
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EXPOSE 8080
USER nonroot:nonroot
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ENTRYPOINT ["/main"]