build(Makefile): add release func

Makefile

@@ -2,6 +2,10 @@ UI_VERSION=$(shell cat web/bore-landing/package.json | grep version | head -1 |
 VERSION_PATH=github.com/jkuri/bore/internal/version
 GIT_COMMIT=$(shell git rev-list -1 HEAD)
 BUILD_DATE=$(shell date +%FT%T%z)
+RELEASE_DIR=build/release
+OS="darwin freebsd linux windows"
+ARCH="amd64 arm"
+OSARCH="!darwin/arm !windows/arm"
 
 build: statik_landing wire build_server build_client
 
@@ -21,9 +25,12 @@ statik_landing: build_ui_landing
 	@if [ ! -r "internal/ui/landing/statik.go" ]; then statik -dest ./internal/ui -p landing -src ./web/bore-landing/dist; fi
 
 install_dependencies:
-	@go get github.com/jkuri/statik github.com/google/wire/cmd/...
+	@go get github.com/jkuri/statik github.com/google/wire/cmd/... github.com/mitchellh/gox
 
 clean:
 	@rm -rf build/ internal/ui web/bore-landing/dist
 
-.PHONY: wire build_server build_client build build_ui_landing statik_landing clean
+release: statik_landing wire
+	@gox -os=${OS} -arch=${ARCH} -osarch=${OSARCH} -output "${RELEASE_DIR}/{{.Dir}}_{{.OS}}_{{.Arch}}" -ldflags "-X ${VERSION_PATH}.GitCommit=${GIT_COMMIT} -X ${VERSION_PATH}.UIVersion=${UI_VERSION} -X ${VERSION_PATH}.BuildDate=${BUILD_DATE}" ./cmd/bore ./cmd/bore-server
+
+.PHONY: wire build_server build_client build build_ui_landing statik_landing clean release