.PHONY: tag push

ORG?=linuxkit
IMAGE=runc

HASH?=$(shell git ls-tree HEAD -- ../$(notdir $(CURDIR)) | awk '{print $$3}')

default: push

tag: Dockerfile
	docker build -t $(ORG)/$(IMAGE):$(HASH) .

push: tag
	DOCKER_CONTENT_TRUST=1 docker pull $(ORG)/$(IMAGE):$(HASH) || \
	DOCKER_CONTENT_TRUST=1 docker push $(ORG)/$(IMAGE):$(HASH)