sp-dev-fx-webparts/samples/react-calendar/config/package-solution.json

{
  "$schema": "https://developer.microsoft.com/json-schemas/spfx-build/package-solution.schema.json",
  "solution": {
    "name": "react-calendar-client-side-solution",
    "id": "3a13208b-3874-4036-9262-4edd22e88187",
    "version": "1.0.17.0",
    "includeClientSideAssets": true,
    "skipFeatureDeployment": true,
    "isDomainIsolated": false
  },
  "paths": {
    "zippedPackage": "solution/react-calendar.sppkg"
  }
}