Lint and run tests

CI: update checkout action to v5 #24

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Run time

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Job	Run time
build (ubuntu-24.04, 3.10)	1m 13s
build (ubuntu-24.04, 3.12)	1m 10s
build (ubuntu-24.04, 3.9)	1m 21s
build (ubuntu-24.04, 3.11)	1m 5s
	4m 49s