Merge pull request #31 from nobu/docs #58

Job	Run time
ruby-versions / Generate Ruby versions	5s
build (3.4, ubuntu-latest)	25s
build (3.4, macos-latest)	15s
build (head, ubuntu-latest)	17s
build (head, macos-latest)	17s
build (3.4, windows-latest)	1m 40s
	2m 59s

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