import { Request, Response, NextFunction } from 'express';
import { Role } from '../types/index.js';
export interface AuthenticatedRequest extends Request {
    boardAuth?: {
        boardId: string;
        role: Role;
        board: any;
    };
}
/**
 * Middleware to require board authorization.
 * Role parameter defaults to allowing both 'admin' and 'member'.
 * Pass 'admin' to restrict to superadmin only.
 */
export declare function requireBoardAuth(requiredRole?: Role): (req: AuthenticatedRequest, res: Response, next: NextFunction) => Promise<void>;