FROM golang:1.22 AS build

WORKDIR /app

COPY go.mod ./

COPY main.go Dockerfile ./

RUN CGO_ENABLED=0 GOOS=linux go build -o /three

FROM gcr.io/distroless/base-debian11 AS release

WORKDIR /app

COPY --from=build /three /app/three
COPY index.html .

EXPOSE 8080

USER nonroot:nonroot

ENTRYPOINT ["/app/three"]