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+# build image: latest alpine plus the following packages:
+# - binutils: for as and ld
+# - make: for gnu make
+FROM docker.io/alpine:latest AS build
+COPY . /src
+WORKDIR /src
+RUN apk add binutils make && \
+  make && \
+  wc -c ./hi
+
+# output image which contains a single 384 byte statically-linked arm64
+# binary named "/hi"
+FROM scratch
+COPY --from=build /src/hi /hi
+CMD ["/hi"]