# Multi-Stage Cloud-Native Build for Go Concurrent Inference Gateway
FROM golang:1.22-alpine AS builder
WORKDIR /app
COPY go-gateway/go.mod ./
COPY go-gateway/ ./
RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -ldflags="-s -w" -o /phish-gateway ./cmd/gateway/main.go

FROM alpine:3.19
RUN adduser -D -g '' appuser
USER appuser
COPY --from=builder /phish-gateway /usr/local/bin/phish-gateway
EXPOSE 8080
ENTRYPOINT ["/usr/local/bin/phish-gateway"]