/**
 * `manager.js` replaces `addons.js` and allows you to customize how Storybook’s app UI renders.
 * That is, everything outside of the Canvas (preview iframe).
 * In common cases, you probably won’t need this file except when you’re theming Storybook.
 *
 * https://medium.com/storybookjs/declarative-storybook-configuration-49912f77b78
 */
