feat(seinode): maintenance hold for nodeConfig nodes (spec 010, PLT-1390) - #595

Bugbot Analysis Progress (3m 33s elapsed)

✅ Gathered PR context (2s)
✅ Completed bug detection (3m 29s)
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Final Result: Bugbot completed review - no issues found. 1 previously reported issue remain unresolved.

Request ID: dbe1a05c-bbb4-4c31-9458-b278dca16444