rename 'make release' into 'make binaries'

.dockerignore

@@ -0,0 +1 @@
+/binaries

.gitignore

@@ -0,0 +1 @@
+/binaries

Makefile

@@ -13,7 +13,7 @@ help:
 	@echo "  test           run tests"
 	@echo "  lint           run linter"
 	@echo "  run ARGS=args  run app"
-	@echo "  release        build release assets"
+	@echo "  binaries       build binaries for all platforms"
 	@echo "  dockerhub      build and push docker hub images"
 	@echo ""
 

scripts/binaries.mk

@@ -0,0 +1,34 @@
+define DOCKERFILE_BINARIES
+FROM amd64/$(BASE_IMAGE)
+RUN apk add --no-cache zip make git tar
+WORKDIR /s
+COPY go.mod go.sum ./
+RUN go mod download
+COPY . ./
+RUN make binaries-nodocker
+endef
+export DOCKERFILE_BINARIES
+
+binaries:
+	echo "$$DOCKERFILE_BINARIES" | docker build . -f - -t temp \
+	&& docker run --rm -v $(PWD):/out \
+	temp sh -c "rm -rf /out/binaries && cp -r /s/binaries /out/"
+
+binaries-nodocker:
+	$(eval export CGO_ENABLED=0)
+	$(eval VERSION := $(shell git describe --tags))
+	$(eval GOBUILD := go build -ldflags '-X main.version=$(VERSION)')
+	rm -rf tmp && mkdir tmp
+	rm -rf binaries && mkdir binaries
+
+	GOOS=linux GOARCH=amd64 $(GOBUILD) -o tmp/landiscover
+	tar -C tmp -czf $(PWD)/binaries/landiscover_$(VERSION)_linux_amd64.tar.gz --owner=0 --group=0 landiscover
+
+	GOOS=linux GOARCH=arm GOARM=6 $(GOBUILD) -o tmp/landiscover
+	tar -C tmp -czf $(PWD)/binaries/landiscover_$(VERSION)_linux_arm6.tar.gz --owner=0 --group=0 landiscover
+
+	GOOS=linux GOARCH=arm GOARM=7 $(GOBUILD) -o tmp/landiscover
+	tar -C tmp -czf $(PWD)/binaries/landiscover_$(VERSION)_linux_arm7.tar.gz --owner=0 --group=0 landiscover
+
+	GOOS=linux GOARCH=arm64 $(GOBUILD) -o tmp/landiscover
+	tar -C tmp -czf $(PWD)/binaries/landiscover_$(VERSION)_linux_arm64v8.tar.gz --owner=0 --group=0 landiscover