FROM amd64/golang:1.24.3@sha256:f255a7d417e3733c9514bf8dd9c708b15b0ccd2543a850bed1d1198f42e476e2 as modules
WORKDIR /build
ADD go.* /build
RUN go mod download

FROM modules as build
WORKDIR /build
ENV CGO_ENABLED=0
ADD . /build
RUN CGO_ENABLED=1 go test -mod=readonly -race -coverprofile=coverage.txt.tmp -covermode=atomic -coverpkg=$(go list ./... | tr '\n' , | sed 's/,$//') ./...
RUN ["/bin/bash", "-c", "cat coverage.txt.tmp | grep -v testing.go | grep -v -f <(find . -type f | xargs grep -l 'Code generated by github.com/99designs/gqlgen, DO NOT EDIT') > coverage.txt"]
RUN go tool cover -html=coverage.txt -o coverage.html
RUN go tool cover -func=coverage.txt
RUN rm coverage.txt.tmp

RUN GOOS=linux GOARCH=amd64 go build \
        -a -installsuffix cgo \
        -mod=readonly \
        -o /release/service \
         -ldflags '-w -s' \
         ./cmd/service/service.go

FROM scratch as export
COPY --from=build /build/coverage.txt /

FROM scratch
ENV TZ Europe/Stockholm
COPY --from=build /usr/share/zoneinfo /usr/share/zoneinfo
COPY --from=build /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
COPY --from=build /release/service /
CMD ["/service"]