/**
 * PII Redaction — lightweight regex-based scanning for common PII patterns.
 *
 * Replaces detected PII with <ENTITY_TYPE> tokens (e.g., <EMAIL_ADDRESS>).
 * Zero external dependencies.
 */
/**
 * Scan `text` for PII patterns and replace each match with its entity token.
 */
export declare function redactPiiInString(text: string): string;
/**
 * Apply PII redaction to `value`.
 *
 * Handles:
 * - `string` — scanned directly.
 * - `string[]` — each element scanned.
 * - Anything else — returned as-is.
 */
export declare function redactPiiInValue<T>(value: T): T;
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