1  ARG ARCH=
 2  FROM ${ARCH}golang:alpine AS builder
 3  
 4  WORKDIR /go/src/app
 5  COPY . .
 6  
 7  RUN apk add --update-cache build-base \
 8   && go build
 9  
10  FROM ${ARCH}alpine:latest AS container
11  
12  COPY --from=builder /go/src/app/journalist /usr/bin/journalist
13  
14  CMD ["journalist"]