FROM golang:1.25-alpine AS builder WORKDIR /app # Add go.sum if have deps COPY go.mod ./ RUN go mod download COPY . . RUN CGO_ENABLED=0 GOOS=linux go build -o server ./cmd/web/main.go FROM alpine:latest WORKDIR /root/ COPY --from=builder /app/server . EXPOSE 7777 CMD ["./server"]