/**
 * Noah — Alert System
 *
 * Classifies deviation severity and routes alerts to the Commander.
 * MVP spec Section 2.2.
 */
import type { GuidanceStatus, DeviationVector } from '../types/guidance.js';
import type { TemporalAlert } from '../types/events.js';
import { LifecyclePhase } from '../types/lifecycle.js';
export interface AlertConfig {
    /** Suppress duplicate alerts for this many seconds. Default: 3600 (1h). */
    deduplicationWindowSeconds: number;
    /** Suppress INFO alerts. Default: false. */
    suppressInfo: boolean;
}
export declare const DEFAULT_ALERT_CONFIG: AlertConfig;
export interface EscalationResult {
    escalated: boolean;
    alert: TemporalAlert;
    suppressed: boolean;
    reason?: string;
}
export declare class AlertSystem {
    private config;
    private recentAlerts;
    constructor(config?: Partial<AlertConfig>);
    /**
     * Evaluate guidance status and generate appropriate alerts.
     */
    evaluate(guidanceStatus: GuidanceStatus, deviationVector: DeviationVector, lifecyclePhase: LifecyclePhase, recommendations: string[]): EscalationResult[];
    /**
     * Get all unacknowledged alerts.
     */
    getUnacknowledged(): TemporalAlert[];
    /**
     * Acknowledge an alert by ID.
     */
    acknowledge(alertId: string): boolean;
    /**
     * Get all alerts (for history/audit).
     */
    getAllAlerts(): TemporalAlert[];
    private colorToSeverity;
    private createAlert;
    private isDuplicate;
}
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