Import documentation manifest

Upload a JSON list with one entry per vault document.

Example manifest entry

{
  "doc_id": "rb-adguard-001",
  "title": "AdGuard Home Runbook",
  "path": "Infra/DNS/AdGuard Home.md",
  "doc_type": "runbook",
  "system": "AdGuard Home",
  "environment": "homelab",
  "status": "active",
  "sensitivity": "sensitive",
  "related_projects": ["example-dns"],
  "related_assets": ["example-workstation"],
  "last_reviewed": "2026-05-16"
}