/**
 * AgentService — Multi-agent registration, task locking, and lifecycle management.
 *
 * Provides agent registration with unique identity, task locking via in-memory Map
 * (single-process, race-condition-free), with file persistence for crash recovery.
 */
import type { ILogger } from '../../shared/logger.js';
import type { IAgentStore, AgentRegistration, RegisteredAgent, TaskLock } from './agent-store.js';
export interface IAgentService {
    registerAgent(registration: AgentRegistration): Promise<RegisteredAgent>;
    getAgent(agentId: string): Promise<RegisteredAgent | null>;
    listAgents(): Promise<RegisteredAgent[]>;
    lockTask(agentId: string, issueNumber: number): Promise<TaskLock>;
    releaseTask(agentId: string, issueNumber: number): Promise<void>;
    getTaskLock(issueNumber: number): Promise<TaskLock | null>;
    releaseExpiredLocks(): Promise<number>;
    heartbeat(agentId: string): Promise<void>;
}
export declare class AgentService implements IAgentService {
    private readonly store;
    private readonly logger;
    private data;
    private initialized;
    private readonly lockTtlMs;
    constructor(store: IAgentStore, logger: ILogger, lockTtlMs?: number);
    registerAgent(registration: AgentRegistration): Promise<RegisteredAgent>;
    getAgent(agentId: string): Promise<RegisteredAgent | null>;
    listAgents(): Promise<RegisteredAgent[]>;
    lockTask(agentId: string, issueNumber: number): Promise<TaskLock>;
    releaseTask(agentId: string, issueNumber: number): Promise<void>;
    getTaskLock(issueNumber: number): Promise<TaskLock | null>;
    releaseExpiredLocks(): Promise<number>;
    heartbeat(agentId: string): Promise<void>;
    isAgentStale(agent: RegisteredAgent): boolean;
    private ensureInitialized;
    private persist;
}
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