FROM golang:1.23-alpine AS builder

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

COPY . .
RUN GOMAXPROCS=1 go build -p 1 -o woodpecker-autoscaler ./cmd/woodpecker-autoscaler

FROM alpine:latest

RUN apk add --no-cache ca-certificates

WORKDIR /app
COPY --from=builder /build/woodpecker-autoscaler /usr/local/bin/

ENTRYPOINT ["woodpecker-autoscaler"]