CI

Add `build` and `run` commands #20

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Run time

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Job	Run time
Check with rustfmt	39s
Check with Clippy	1m 6s
Build docs	1m 0s
Run tests (ubuntu-latest)	47s
Run tests (windows-latest)	4m 18s
Run tests (macos-latest)	2m 8s
	9m 58s