/**
 * Check if a port is available
 */
export declare function isPortAvailable(port: number): Promise<boolean>;
/**
 * Find the next available port starting from the given port
 */
export declare function findAvailablePort(startPort: number, maxPort?: number): Promise<number>;
/**
 * Get the configured port from environment or hardhat config
 */
export declare function getConfiguredPort(hre: any): number;