feat(health): serve healthz and readyz - #72

Bugbot Analysis Progress (1m 8s elapsed)

✅ Gathered PR context (2s)
✅ Completed bug detection (1m 6s)
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Final Result: Bugbot completed review - no issues found! ✅

Request ID: serverGenReqId_d4b9b5c7-54e3-4b84-a348-bd6937d38da6