export interface GitHubErrorSummary {
    message: string;
    status?: number;
    code?: string;
    requestId?: string;
    retryable: boolean;
}
export declare function summarizeGitHubError(error: unknown): GitHubErrorSummary;
export declare function isRetryableGitHubError(error: unknown): boolean;
export declare function formatGitHubError(error: unknown): string;