FROM golang:1.23-alpine AS builder

WORKDIR /src

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

COPY . .
RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -trimpath -ldflags="-s -w" -o /out/discord-thread-bot .

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

WORKDIR /app
COPY --from=builder /out/discord-thread-bot /app/discord-thread-bot

ENTRYPOINT ["/app/discord-thread-bot"]