Build and Test Polaris

Switch to `Tranche` config parser #1383

Sign in to view logs

Run time

Learn about OS pricing on GitHub Actions

Job	Run time
lint with pre-commit	21s
test polaris - py 3.13 (env_only)	6m 54s
test polaris - py 3.11	7m 15s
test polaris - py 3.12	7m 15s
test polaris - py 3.10	8m 37s
test polaris - py 3.13	7m 11s
	37m 33s