FROM golang:1.25.3-alpine AS builder

WORKDIR /app

COPY app/go.mod app/go.sum ./
RUN go mod download && go mod verify

COPY app/ ./
RUN go build -o pgproxy main.go

FROM alpine:latest

COPY --from=builder /app/pgproxy /usr/local/bin/pgproxy

EXPOSE 5432

CMD ["pgproxy"]