import type { NodeSpec } from '@atlaskit/editor-prosemirror/model';
/**
 * @name extended_panel
 *
 * it allows more content to be nested as compared to panel node.
 * Specifically, it allows Media, action, code-block, rule and decision nodes in
 * addition to content allowed inside panel
 */
export declare const extendedPanel: (allowCustomPanel: boolean) => NodeSpec;