/**
 * Retry utility for async operations
 */
export interface RetryOptions {
    /** Maximum number of retries (default: 3) */
    retries?: number;
    /** Initial delay in ms (default: 1000) */
    minTimeout?: number;
    /** Factor to multiply delay by (default: 2) */
    factor?: number;
    /** Callback on retry attempt */
    onRetry?: (error: Error, attempt: number) => void;
}
/**
 * Execute a function with retries and exponential backoff
 */
export declare function retry<T>(fn: () => Promise<T>, options?: RetryOptions): Promise<T>;
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