{
  "id": "D019",
  "name": "Avoid Single Child in Multi-Child Widget",
  "description": "Multi-child widgets (Column, Row, Wrap, etc.) should not have only a single child",
  "category": "dart",
  "severity": "warning",
  "languages": ["dart"],
  "tags": ["flutter", "performance", "widget", "optimization"],
  "config": {
    "multiChildWidgets": [
      "Column",
      "Row",
      "Wrap",
      "Stack",
      "Flex",
      "ListView",
      "GridView",
      "CustomScrollView"
    ]
  }
}