import React from "react";
export interface AuthBarProps {
    basePath?: string;
    /** Identifier field for login/register. "email" (default) or "username". */
    usernameField?: string;
    /** Called after any auth change (sign-in/up/out) — e.g. router.refresh(). */
    onAuthChange?: () => void;
}
/**
 * Drop-in auth widget for a page header. Carries its own <AuthProvider>, so it
 * works anywhere — including inside server components — with no app-wide setup.
 */
export declare const AuthBar: React.FC<AuthBarProps>;
export default AuthBar;