export interface QRCodeResult {
    filePath: string;
    url: string;
}
/**
 * Generate a QR code PNG file for reliable scanning
 */
export declare function generateQRCodeFile(url: string): Promise<string>;
/**
 * Generate QR code as a string (for terminal display)
 */
export declare function generateQRCodeString(url: string): Promise<string>;
/**
 * Format the pairing display for terminal
 */
export declare function formatPairingDisplay(qrUrl: string, manualCode: string, expiresAt: Date): Promise<string>;
/**
 * Format the pairing success message
 */
export declare function formatPairingSuccess(deviceName: string): string;
/**
 * Format the already paired message
 */
export declare function formatAlreadyPaired(devices: Array<{
    name: string;
    paired_at: string;
}>): string;
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