import type { AstroConfig } from '../../types/public/config.js';
/** Turn raw config values into normalized values */
export declare function validateConfig(userConfig: any, root: string, cmd: string): Promise<AstroConfig>;
/**
 * Used twice:
 * - To validate the user config
 * - To validate the config after all integrations (that may have updated it)
 */
export declare function validateConfigRefined(updatedConfig: AstroConfig): Promise<AstroConfig>;