*: improve build workflow

[huanghaoyuanhhy]

/kind improvement

[sre-ci-robot]

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[mergify]

@huanghaoyuanhhy Please associate the related issue to the body of your Pull Request. (eg. “issue: #”)

[huanghaoyuanhhy]

/kind improvement

[zhuwenxing]

# Build the binary
build:
	@echo "Building Backup binary..."
	@echo "Version: $(VERSION)"
	@echo "Commit: $(COMMIT)"
	@echo "Date: $(DATE)"

variables in makefile also need to be updated in this part

[zhuwenxing]

/lgtm