ARG BUILDPLATFORM="linux/amd64" FROM --platform=${BUILDPLATFORM} docker.io/golang:1.21.9-bullseye@sha256:311468bffa9fa4747a334b94e6ce3681b564126d653675a6adc46698b2b88d35 AS build WORKDIR /app COPY fly-event-processor fly-event-processor COPY common common # Build the Go app RUN cd fly-event-processor && CGO_ENABLED=0 GOOS=linux go build -o "./fly-event-processor" cmd/main.go ############################ # STEP 2 build a small image ############################ FROM alpine #Copy certificates COPY --from=build /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/ # Copy our static executable. COPY --from=build "/app/fly-event-processor/fly-event-processor" "/fly-event-processor" # Run the binary. ENTRYPOINT ["/fly-event-processor"]