import type { TraceEnvelope } from './types.ts';
export interface RedactionOptions {
    enabled?: boolean;
    /** Custom regex sources applied as redaction rules, e.g. ["\\b[A-Z0-9]{12}\\b"] */
    rules?: string[];
    /** File-system roots whose absolute paths are redacted, e.g. ["/home/me", "C:\\\\Users\\\\me"] */
    paths?: string[];
}
/**
 * Strips PII and secrets from trace payload text before it is persisted.
 * Enabled by default with built-in rules; opt out via
 * `.agenthood/config.json` (`observability.redaction.enabled = false`).
 * Replacements use a deterministic placeholder so replay-based evaluation
 * keeps reproducible inputs.
 */
export declare class RedactionFilter {
    private readonly options;
    private readonly rules;
    constructor(options?: RedactionOptions);
    enabled(): boolean;
    /** Redacts a single text payload; returns it untouched when disabled. */
    redactText(text: string): string;
    redact(envelope: TraceEnvelope): TraceEnvelope;
    private redactMetadata;
    private redactValue;
    private applyRules;
}
/**
 * Builds a RedactionFilter from a parsed `.agenthood/config.json`
 * `observability.redaction` block. Returns undefined when the block is absent.
 */
export declare function createRedactionFilterFromConfig(raw: unknown): RedactionFilter | undefined;
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