Create build system (#1)

image/image.dockerfile

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+FROM docker.io/alpine:latest
+
+COPY ./zmp24 /usr/bin/zmp24
+COPY ./run.sh /run.sh
+RUN apk update && apk add gcompat && mkdir /data
+
+CMD [ "/run.sh" ]

image/image.mk

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+.PHONY: image
+image: dst/image/zmp24 dst/image/Containerfile dst/image/run.sh config.json
+	cd dst/image && podman build . -t \
+		"$$(jq -r .image.name ../../config.json):$$(jq -r .image.version ../../config.json)"
+
+dst/image: dst
+	mkdir dst/image
+
+dst/image/Containerfile: dst/image image/image.dockerfile
+	ln -sf $$(pwd)/image/image.dockerfile dst/image/Containerfile
+
+dst/image/run.sh: dst/image image/run.sh
+	ln -f image/run.sh dst/image/run.sh
+	chmod +x dst/image/run.sh
+
+dst/image/zmp24: dst/image target/$(ARCH)-unknown-linux-musl/release/zmp24
+	ln -f target/$(ARCH)-unknown-linux-musl/release/zmp24 dst/image/zmp24

image/run.sh

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+#!/bin/sh
+
+_term() {
+	kill -TERM "$server_pid" 2>/dev/null
+}
+
+trap _term SIGTERM
+/usr/bin/zmp24 &
+server_pid=$!
+wait "$server_pid"