import { EventEmitter } from 'node:events';
import type { TaskAssignmentPayload } from './specialized-agent.js';
import type { SafetyPolicy, VerifiedHandoff, BoundaryArtifact, AuditEntry } from './types.js';
export interface TwoAgentResult {
    readonly taskId: string;
    readonly status: 'completed' | 'rejected' | 'escalated' | 'failed';
    readonly codeArtifacts: readonly BoundaryArtifact[];
    readonly reviewArtifact: BoundaryArtifact | null;
    readonly codeHandoff: VerifiedHandoff | null;
    readonly reviewHandoff: VerifiedHandoff | null;
    readonly attempts: number;
    readonly auditTrail: readonly AuditEntry[];
}
export declare class TwoAgentLoop extends EventEmitter {
    private messageBus;
    private compositionVerifier;
    private trustManager;
    private codeAgent;
    private reviewAgent;
    private auditTrail;
    private codebaseRoot;
    constructor(codebaseRoot: string, opts?: {
        codeModel?: string;
        reviewModel?: string;
        safetyPolicy?: SafetyPolicy;
    });
    /**
     * Run the two-agent loop on a task.
     * Code Agent writes -> Assay verifies -> Review Agent reviews -> Assay verifies.
     * If rejected at any boundary, Code Agent gets feedback and retries.
     */
    run(task: TaskAssignmentPayload, maxAttempts?: number): Promise<TwoAgentResult>;
    /** Get the current audit trail. */
    getAuditTrail(): readonly AuditEntry[];
    private writeArtifactsToDisk;
    private removeArtifactsFromDisk;
    private audit;
}