/**
 * Config change analyzer — compares before/after config to detect security downgrades.
 */
export interface ConfigChangeFinding {
    severity: "critical" | "high" | "medium" | "low";
    category: string;
    title: string;
    description: string;
    recommendation: string;
}
export declare function scanConfigChange(before: string, after: string, filePath?: string, format?: "markdown" | "json"): string;