/**
 * Auto-Updater for AgentFactory CLI.
 *
 * When enabled, checks for new versions and can automatically update
 * the CLI package. For long-running processes (fleet, governor), it
 * waits until there are no active workers before restarting.
 *
 * Configuration (in order of precedence):
 *   1. CLI flag: --auto-update / --no-auto-update
 *   2. .env.local: AF_AUTO_UPDATE=true
 *   3. .agentfactory/config.yaml: autoUpdate: true
 */
import type { UpdateCheckResult } from './version.js';
export interface AutoUpdateConfig {
    /** CLI flag override (highest precedence) */
    cliFlag?: boolean;
    /** Whether there are active workers/agents to wait for */
    hasActiveWorkers?: () => boolean | Promise<boolean>;
    /** Callback invoked right before the process exits for restart */
    onBeforeRestart?: () => void | Promise<void>;
}
/**
 * Resolve whether auto-update is enabled from all config sources.
 */
export declare function isAutoUpdateEnabled(cliFlag?: boolean): boolean;
/**
 * Perform auto-update if enabled and an update is available.
 *
 * For long-running processes (fleet, governor), this should be called
 * periodically. It will:
 *   1. Check if auto-update is enabled
 *   2. Verify an update is available
 *   3. Wait for active workers to finish (if hasActiveWorkers provided)
 *   4. Install the update
 *   5. Exit the process so the service manager can restart with the new version
 *
 * Returns true if an update was applied (process will exit shortly after).
 */
export declare function maybeAutoUpdate(updateCheck: UpdateCheckResult | null, config: AutoUpdateConfig): Promise<boolean>;
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