🚨 CI runner pool liveness alert

[github-actions]

The scheduled runner-liveness probe detected a problem at 2026-06-29T12:07:21Z:

• Run 28358041990 has been queued 234m (> 30m) — runners are not picking up jobs.

This issue auto-updates on each probe and auto-closes when the pool recovers.
Diagnose: gh api repos/pulseengine/rivet/actions/runners --jq .total_count (0 = pool offline).
Probe run: https://github.com/pulseengine/rivet/actions/runs/28370821076

[github-actions]

✅ Runner pool healthy again as of 2026-06-29T16:08:02Z (probe run 28385921469). Auto-closing.