Dockerfile.consume

# This Dockerfile builds a small image that just contains a binary built from
# cmd/bufstream-demo-consume.
#
# This allows users to try out this demo without needing to have Go installed, as well
# as makes the demo runnable within docker compose.
FROM --platform=$BUILDPLATFORM golang:1.24-bookworm AS builder

ARG TARGETOS TARGETARCH
ENV CGO_ENABLED=0 GOOS=$TARGETOS GOARCH=$TARGETARCH

WORKDIR /app

COPY go.mod go.sum /app/
RUN go mod download

COPY . /app
RUN go build -ldflags "-s -w" -trimpath -buildvcs=false -o /go/bin/bufstream-demo-consume ./cmd/bufstream-demo-consume

FROM gcr.io/distroless/static-debian12:nonroot

COPY --from=builder /go/bin/bufstream-demo-consume /bufstream-demo-consume
ENTRYPOINT ["/bufstream-demo-consume"]