export declare class PIIService {
    private readonly logger;
    private readonly patterns;
    sanitize(content: string): PIISanitizeResult;
    detect(content: string): PIIDetection[];
    needsSanitization(content: string): boolean;
}
export interface PIIDetection {
    type: string;
    label: string;
    count: number;
    sanitized: boolean;
}
export interface PIISanitizeResult {
    original: string;
    sanitized: string;
    detected: PIIDetection[];
    warnings: string[];
    hasSensitiveInfo: boolean;
    wasSanitized: boolean;
}