sp-dev-fx-webparts/samples/react-offline-first/.yo-rc.json

{
  "@microsoft/generator-sharepoint": {
    "version": "1.4.1",
    "libraryName": "react-offline-first",
    "libraryId": "0c2c55d9-8ce6-4303-a642-ff8eefbc9d2c",
    "environment": "spo"
  }
}