FROM --platform=$BUILDPLATFORM golang:alpine AS builder

WORKDIR /app

COPY go.mod go.sum ./
# RUN go mod download
COPY *.go ./
COPY cmd ./cmd
COPY internal ./internal

# Build
ARG TARGETOS TARGETARCH
RUN CGO_ENABLED=0 GOGC=75 GOOS=$TARGETOS GOARCH=$TARGETARCH go build -ldflags "-w -s" -o /agent ./cmd/agent

# --------------------------
# Final image: GPU-enabled agent with nvidia-smi
# --------------------------
FROM nvidia/cuda:12.2.2-base-ubuntu22.04
COPY --from=builder /agent /agent

ENTRYPOINT ["/agent"]