{
  "schema_version": 1,
  "kind": "flow",
  "data_kind": "synthetic-demo",
  "source": "组件演示，不代表真实系统",
  "nodes": [
    {"id": "input", "label": "输入整理"},
    {"id": "process", "label": "处理分析"},
    {"id": "verify", "label": "结果验证"},
    {"id": "output", "label": "交付输出"}
  ],
  "edges": [["input", "process"], ["process", "verify"], ["verify", "output"]]
}