/**
 * Platform detection utilities for smart login flow.
 *
 * Determines the current platform and whether auto-login prerequisites
 * are met (macOS + system Chrome installed).
 */
export type Platform = "macos" | "windows" | "linux";
export declare function detectPlatform(): Platform;
/**
 * Check whether auto-login prerequisites are met:
 * macOS + system Chrome exists at the expected path.
 *
 * Does NOT check for FIDO2 passkey enrollment — auto-login will
 * simply fail and the smart login flow will fall back to interactive.
 */
export declare function canAttemptAutoLogin(chromePath?: string): boolean;
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