/**
 * QA360 Explain Command
 *
 * Advanced error and failure explanations with:
 * - Static error code database
 * - AI-powered explanations
 * - Vault-based historical context
 * - Flakiness insights
 *
 * Usage:
 *   qa360 explain QX001              # Static error code
 *   qa360 explain --ai "my test failed"  # AI explanation
 *   qa360 explain --run run-xxx      # Explain run results
 *   qa360 explain --gate api_smoke   # Explain gate failure
 */
export interface ExplainOptions {
    ai?: boolean;
    provider?: string;
    run?: string;
    gate?: string;
    json?: boolean;
}
/**
 * Main explain command
 */
export declare function explainCommand(input: string | undefined, options?: ExplainOptions): Promise<void>;
export default explainCommand;