# Breadcrumb

A navigation aid indicating the user's current location within a hierarchical

## Surfaces

web, google-meet-stage, google-apps-script-web, mcp-apps

## Fields

| Field | Type |
|---|---|
| items | list of {label: string, url: string, is_current: boolean} |

## Example payload

```json
{
  "type": "breadcrumb",
  "items": true
}
```

Live page: https://a2uicatalog.ai/atoms/breadcrumb/
Full field contract: https://a2uicatalog.ai/spec.json