CI

Switch to nox #933

# to view logs

Run time

Learn about OS # on GitHub Actions

Job	Run time
macOS (3.9)	43s
Windows (3.9)	42s
Ubuntu (3.9)	17s
macOS (3.10)	31s
Windows (3.10)	30s
Ubuntu (3.10)	26s
macOS (3.11)	18s
Windows (3.11)	45s
Ubuntu (3.11)	20s
macOS (3.12)	16s
Windows (3.12)	46s
Ubuntu (3.12)	20s
macOS (3.13)	16s
Windows (3.13)	1m 30s
Ubuntu (3.13)	22s
Ubuntu (pypy3.10)	36s
Combine & check coverage	8s
	8m 46s