Add a simple makefile

Primarily allowing for testing via docker; and other simple stuff like
fmt

Signed-off-by: Abhishek Lekshmanan <abhishek.lekshmanan@gmail.com>

Makefile

@@ -0,0 +1,14 @@
+DOCKER_CI_IMAGE = go-ceph-ci
+build:
+	go build -v
+fmt:
+	go fmt ./...
+test:
+	go test -v ./...
+
+test-docker: .build-docker
+	docker run --rm -it -v $(CURDIR):/go/src/github.com/noahdesu/go-ceph $(DOCKER_CI_IMAGE)
+
+.build-docker:
+	docker build -t $(DOCKER_CI_IMAGE) .
+	@docker inspect -f '{{.Id}}' $(DOCKER_CI_IMAGE) > .build-docker