feat(examples): Enhance r/demo/grc20factory #7294

Job	Run time
Run Main (autocounterd) / Go Build / generated	7s
Run Main (autocounterd) / Go Linter / lint	30s
Run Main (autocounterd) / Go Test / test	34s
Run Main (docker-integration) / Go Build / generated	8s
Run Main (docker-integration) / Go Linter / lint	6s
Run Main (docker-integration) / Go Test / test	28s
Run Main (genproto) / Go Build / generated	7s
Run Main (genproto) / Go Linter / lint	35s
Run Main (genproto) / Go Test / test	41s
Run Main (genstd) / Go Linter / lint	21s
Run Main (genstd) / Go Build / generated	9s
Run Main (genstd) / Go Test / test	28s
Run Main (goscan) / Go Build / generated	4s
Run Main (goscan) / Go Linter / lint	10s
Run Main (goscan) / Go Test / test	17s
Run Main (logos) / Go Build / generated	9s
Run Main (logos) / Go Test / test	53s
Run Main (logos) / Go Linter / lint	18s
Run Main (loop) / Go Build / generated	11s
Run Main (loop) / Go Test / test	48s
Run Main (loop) / Go Linter / lint	39s
	7m 43s

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