CI

Merge pull request #347 from kojix2/0.8.0 #72

# to view logs

Run time

Learn about OS # on GitHub Actions

Job	Run time
macOS	14s
Windows	1m 25s
Ubuntu (ubuntu-latest, 3.3)	1m 53s
Ubuntu (ubuntu-latest, 3.2)	2m 0s
Ubuntu (ubuntu-latest, 3.1)	1m 41s
Ubuntu (ubuntu-latest, 3.0)	1m 54s
Ubuntu (ubuntu-latest, 2.7)	2m 44s
Ubuntu (ubuntu-latest, debug)	3m 34s
	15m 25s