{
    "extraWebpackConfig": {
        "type": "string",
        "description": "Additional Webpack Config that gets merged with the default config."
      },
      "singleBundle": {
        "type": "boolean",
        "description": "Generate just one bundle",
        "default": false
      },
      "keepPolyfills": {
        "type": "boolean",
        "description": "Generate polyfills bundle when using single-bundle",
        "default": true
      },
      "configHook": {
        "type": "string",
        "description": "es module exporting a configHook function (default export).",
        "default": ""
      },
      "plugin": {
        "type": "string",
        "description": "es module exporting a Plugin object (default export). Just used for ng build; not for ng serve",
        "default": ""
      }
}