/**
 * Detects whether the browser supports FedCM (Federated Credential Management).
 *
 * @returns {boolean} `true` if FedCM is supported, otherwise `false`.
 *
 * References:
 *  - MDN IdentityCredential: https://developer.mozilla.org/en-US/docs/Web/API/IdentityCredential
 */
export declare const isFedCMSupported: () => boolean;