Nix CI

Add ring buffer to store prev tokens in sampling #9160

Sign in to view logs

Run time

Learn about OS pricing on GitHub Actions

Job	Run time
nix-build (ubuntu-latest)	8m 0s
nix-eval (ubuntu-latest)	2m 18s
nix-build (macos-latest)	5m 37s
nix-eval (macos-latest)	3m 11s
	19m 6s