# Build stage
FROM golang:1.23-alpine AS build
WORKDIR /src
COPY . .
ARG VERSION=dev
ARG VCS_REF=unknown
ARG BUILD_DATE
RUN --mount=type=cache,target=/root/.cache/go-build \
	--mount=type=cache,target=/go/pkg/mod \
	apk add --no-cache ca-certificates && \
	CGO_ENABLED=0 go build -ldflags "-s -w -X main.version=${VERSION} -X main.commit=${VCS_REF} -X main.builtAt=${BUILD_DATE}" -o /out/sojuboy ./cmd/sojuboy

# Final image
FROM gcr.io/distroless/static
WORKDIR /
COPY --from=build /out/sojuboy /sojuboy
COPY --from=build /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/ca-certificates.crt
EXPOSE 8080
HEALTHCHECK --interval=30s --timeout=3s --retries=3 CMD ["/sojuboy","--health"]
ENTRYPOINT ["/sojuboy"]