IMAGE_TYPE ?= lxd
BUILD_DIR = ./build

.PHONY: json
json:
	@jsonnet --ext-str type="$(IMAGE_TYPE)" -o $(BUILD_DIR)/image.pkr.json main.jsonnet

.PHONY: build
build: validate
	@packer build $(BUILD_DIR)

.PHONY: validate
validate: json
	@packer validate $(BUILD_DIR)

.PHONY: clean
clean:
	@find ./build -type f -not -iname .gitkeep | xargs rm -f