dockerfile for multistage builds using scratch image

Author: mainawycliffe

scratch.dockerfile

@@ -0,0 +1,30 @@
+FROM golang as builder
+
+WORKDIR /go/github.com/coding-latte/golang-docker-multistage-build-demo
+
+COPY . .
+
+RUN go get .
+
+RUN CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo -o app .
+
+# install ca-certificates
+#RUN apk --update add ca-certificates
+
+
+# deployment image
+FROM scratch
+
+# RUN apk --no-cache add ca-certificates
+
+LABEL author="Maina Wycliffe"
+
+COPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/ca-certificates.crt
+
+WORKDIR /bin/
+
+COPY --from=builder /go/github.com/coding-latte/golang-docker-multistage-build-demo/app .
+
+CMD [ "./app" ]
+
+EXPOSE 8080