FROM golang:1.22.4-alpine3.19 as build

WORKDIR /usr/src/app

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

COPY . .
RUN go build -v -o /tmp/app ./cmd/web


FROM golang:1.22.4-alpine3.19
ENV LOGFMT=json LOGLEVEL=DEBUG
COPY --from=build /tmp/app /
EXPOSE 4000
CMD ["sh", "-c", "/app -logfmt=$LOGFMT -loglevel=$LOGLEVEL"]