kibana/packages/kbn-plugin-generator/template/package.json.ejs

{
  "name": "<%= camelCase(name) %>",
  "version": "0.0.0",
  "private": true,
  "scripts": {
    "build": "yarn plugin-helpers build",
    "plugin-helpers": "node ../../scripts/plugin_helpers",
    "kbn": "node ../../scripts/kbn"
  }
}