Testnet hub is unhealthy

[github-actions]

hub.sam-mesh.dev

	Check	Result
✅	Public /info	HTTP 200, 4 router(s) advertised
✅	Routers holding a lease	4
✅	Peers attached to the mesh	11
✅	Router StatefulSet	3/3 ready
❌	Canaries	6 deployments; not available: js-agent-canary-hub(1/)
❌	Cold-path probe	last success 147941s ago (want <= 2700s)

Run: https://github.com/google/sam/actions/runs/36321208094
Updated by every failing run; closed automatically by the next healthy one.

[github-actions]

Healthy again: https://github.com/google/sam/actions/runs/36322819371