jbergner
6516c9caaa
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26 lines
756 B
Docker
26 lines
756 B
Docker
FROM golang:1.25-alpine AS build
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WORKDIR /app
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# Optional: git + certs for private modules; cache modules and build cache
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RUN apk add --no-cache git ca-certificates
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# Go deps first (better layer caching)
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COPY go.mod go.sum ./
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RUN --mount=type=cache,target=/go/pkg/mod go mod download
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# App sources (incl. templates for go:embed)
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COPY . .
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# Build static binary (templates are embedded via //go:embed)
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RUN --mount=type=cache,target=/root/.cache/go-build \
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CGO_ENABLED=0 GOOS=linux GOARCH=amd64 \
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go build -trimpath -ldflags "-s -w" -o /out/pgpkeygen ./
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### Runtime stage (distroless)
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FROM gcr.io/distroless/static:nonroot
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WORKDIR /app
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COPY --from=build /out/pgpkeygen /app/pgpkeygen
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EXPOSE 8080
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USER nonroot:nonroot
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ENTRYPOINT ["/app/pgpkeygen"]
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