FROM golang:1.23-alpine AS builder

WORKDIR /src
COPY go.mod go.sum* ./
RUN go mod download || true
COPY . .
RUN CGO_ENABLED=0 GOOS=linux go build -o /out/app ./cmd/app \
 && CGO_ENABLED=0 GOOS=linux go build -o /out/backfill ./cmd/backfill

FROM alpine:3.20
RUN apk add --no-cache ca-certificates tzdata
WORKDIR /app
COPY --from=builder /out/app /app/app
COPY --from=builder /out/backfill /app/backfill
EXPOSE 8080
ENTRYPOINT ["/app/app"]