00f5405b

By: Michael Lynch <git@mtlynch.io>

Configure NixCI default branch selector

Use the :default selector required by NixCI for deployments from the
repository's configured default branch.

Testing: ./dev-scripts/build-all-flake-targets

Suite timing

Time to Start Worker time Duration Time to finish Idle
Config 1s 3s 3s 5s 1s
Eval 6s 12s 12s 18s 0s
Build 15s 2m24s 54s 1m10s 0s
Suite 1s 2m40s 1m08s 1m10s 2s

Timeline

0s10s20s30s40s50s1m1m10s