# Сборочный этап: собираем статический бинарник.
FROM golang:1.22-alpine AS build

WORKDIR /src

COPY go.mod ./
RUN go mod download

COPY . .

RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -o /out/worker ./

# Рантайм-этап: минимальный образ с ca-certificates.
FROM alpine:3.20

RUN apk add --no-cache ca-certificates

WORKDIR /app
COPY --from=build /out/worker /app/worker

EXPOSE 8080

CMD ["/app/worker"]