{
  "schema_version": 2,
  "diagram_type": "workflow",
  "meta": {
    "title": "Sanitized semantic labels",
    "legend": { "mode": "hidden" }
  },
  "lanes": [
    { "id": "main", "label": "Main flow" }
  ],
  "nodes": [
    { "id": "request", "lane": "main", "col": 3, "type": "frontend", "label": "Request" },
    { "id": "result", "lane": "main", "col": 4, "type": "backend", "label": "Result" }
  ],
  "edges": [
    { "id": "request-result", "from": "request", "to": "result", "label": "同步 ✅ ready" }
  ]
}