FROM golang:1.21 AS builder

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

COPY *.go ./
RUN CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo -o webhook .

FROM alpine:latest
RUN apk --no-cache add ca-certificates
WORKDIR /root/
COPY --from=builder /app/webhook .
CMD ["./webhook"]
