VERSION 0.7 FROM rust:alpine WORKDIR /rustbuild prepare-env: RUN apk add --no-cache musl-dev libssl3 openssl-dev RUN cargo search test # Super simple way to cache the cargo index docker-multi: BUILD --platform linux/amd64 --platform linux/arm64 +docker build: FROM +prepare-env COPY . . RUN cargo build --release SAVE ARTIFACT target/release/rustocat rustocat docker: FROM alpine RUN apk add --no-cache libssl3 COPY +build/rustocat rustocat ENTRYPOINT ["rustocat"] ARG EARTHLY_TARGET_TAG ARG TAG=$EARTHLY_TARGET_TAG SAVE IMAGE --push docker.hibas123.de/rustocat:$TAG