initial code (#6)

* initial code commit

Makefile

@@ -0,0 +1,55 @@
+.DEFAULT_GOAL  := build
+CMD            := nabarr
+TARGET         := $(shell go env GOOS)_$(shell go env GOARCH)
+DIST_PATH      := dist
+BUILD_PATH     := ${DIST_PATH}/${CMD}_${TARGET}
+GO_FILES       := $(shell find . -path ./vendor -prune -or -type f -name '*.go' -print)
+GIT_COMMIT     := $(shell git rev-parse --short HEAD)
+TIMESTAMP      := $(shell date +%s)
+VERSION        ?= 0.0.0-dev
+CGO            := 0
+
+# Deps
+.PHONY: check_goreleaser
+check_goreleaser:
+	@command -v goreleaser >/dev/null || (echo "goreleaser is required."; exit 1)
+
+.PHONY: vendor
+vendor: ## Vendor files and tidy go.mod
+	go mod vendor
+	go mod tidy
+
+.PHONY: vendor_update
+vendor_update: ## Update vendor dependencies
+	go get -u ./...
+	${MAKE} vendor
+
+.PHONY: build
+build: vendor ${BUILD_PATH}/${CMD} ## Build application
+
+# Binary
+${BUILD_PATH}/${CMD}: ${GO_FILES} go.sum
+	@echo "Building for ${TARGET}..." && \
+	mkdir -p ${BUILD_PATH} && \
+	CGO_ENABLED=${CGO} go build \
+		-mod vendor \
+		-trimpath \
+		-ldflags "-s -w -X main.Version=${VERSION} -X main.GitCommit=${GIT_COMMIT} -X main.Timestamp=${TIMESTAMP}" \
+		-o ${BUILD_PATH}/${CMD} \
+		./cmd/nabarr
+
+.PHONY: release
+release: check_goreleaser ## Generate a release, but don't publish
+	goreleaser --skip-validate --skip-publish --rm-dist
+
+.PHONY: publish
+publish: check_goreleaser ## Generate a release, and publish
+	goreleaser --rm-dist
+
+.PHONY: snapshot
+snapshot: check_goreleaser ## Generate a snapshot release
+	goreleaser --snapshot --skip-validate --skip-publish --rm-dist
+
+.PHONY: help
+help:
+	@grep -E '^[a-zA-Z_-]+:.*?## .*$$' $(MAKEFILE_LIST) | awk 'BEGIN {FS = ":.*?## "}; {printf "\033[36m%-30s\033[0m %s\n", $$1, $$2}'