{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "title": "EvacuationResult",
  "type": "object",
  "properties": {
    "status": {
      "type": "string",
      "description": "Overall evacuation status"
    },
    "returning": {
      "type": "boolean",
      "description": "Whether this is a return evacuation"
    },
    "migrationResults": {
      "type": "object",
      "description": "Per-zone migration results keyed by zone name"
    }
  }
}