sp-dev-fx-webparts/samples/riot-list/config/package-solution.json

{
  "solution": {
    "name": "riot-list-client-side-solution",
    "id": "6e137a70-041c-49e1-aa9e-470b704180a0",
    "version": "1.0.0.0"
  },
  "paths": {
    "zippedPackage": "solution/riot-list.sppkg"
  }
}