/**
 * Multi-agent orchestration dashboard metrics (T10461-T10464).
 *
 * Read-only aggregation over the existing task store, worktree list, and audit
 * JSONL files. This module intentionally does not introduce a new dashboard
 * persistence layer: every value is derived from existing SSoTs at call time.
 */
import type { DataAccessor } from '../store/data-accessor.js';
/** Observation window used for audit-derived rates. */
export declare const DASHBOARD_RATE_WINDOW_HOURS = 24;
export interface DashboardRateMetric {
    count: number;
    perHour: number;
    windowHours: number;
}
export interface DashboardWorktreeState {
    path: string;
    branch: string;
    taskId: string | null;
    statusCategory: string;
    isDirty: boolean;
    hasUnpushedCommits: boolean;
    isStalled: boolean;
    reasons: string[];
}
export interface OrchestrateDashboardMetrics {
    generatedAt: string;
    projectRoot: string;
    queueDepth: number;
    queue: {
        ready: number;
        pending: number;
        active: number;
        blocked: number;
    };
    adminMergeRate: DashboardRateMetric;
    forceBypassRate: DashboardRateMetric;
    activeWorktreeCount: number;
    worktrees: {
        total: number;
        active: number;
        locked: number;
        stale: number;
        orphan: number;
        merged: number;
        dirty: number;
        unpushed: number;
        stalled: number;
    };
    stalledWorktrees: DashboardWorktreeState[];
}
export interface CollectDashboardOptions {
    accessor?: DataAccessor;
    now?: Date;
    rateWindowHours?: number;
    /** Test hook: skip git worktree enumeration and use these status categories. */
    worktreeStatusCategories?: readonly string[];
    /** Test hook: skip git worktree enumeration and use these full worktree states. */
    worktreeStates?: readonly DashboardWorktreeState[];
}
/**
 * Collect the compact observability dashboard for parallel orchestrators.
 */
export declare function collectOrchestrateDashboard(projectRoot: string, options?: CollectDashboardOptions): Promise<OrchestrateDashboardMetrics>;
/** One-line summary safe for spawn-prompt injection. */
export declare function formatDashboardPromptSummary(metrics: OrchestrateDashboardMetrics): string;
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