import type { AuditEntry } from "./types.js";
export declare class AuditLog {
    private readonly logs;
    /** Maximum number of thread IDs retained before the oldest is evicted. */
    private readonly maxThreadIds;
    constructor(maxThreadIds?: number);
    record(threadId: string, entry: AuditEntry): void;
    getLog(threadId: string): AuditEntry[];
    getByAgent(threadId: string, agent: string): AuditEntry[];
    getByAction(threadId: string, action: AuditEntry["action"]): AuditEntry[];
    clear(threadId: string): void;
    clearAll(): void;
    toJSON(threadId: string): string;
    fromJSON(threadId: string, json: string): void;
}
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