Nix development cache

Split off `unison-runtime` package #2310

Sign in to view logs

Run time

Learn about OS pricing on GitHub Actions

Job	Run time
ubuntu-20.04	17m 8s
ubuntu-20.04	17m 8s
ubuntu-20.04	17m 8s
macOS-12	37m 2s
macOS-12	37m 2s
macOS-12	37m 2s
macOS-14	12m 59s
macOS-14	12m 27s
macOS-14	12m 54s
	3h 20m 50s