/**
 * badge-health.ts — Heartbeat Badge status computation
 *
 * Red Team Fix #9: Dynamic badge that reflects real-time verification
 * activity. Prevents frameworks from passing conformance once and then
 * silently removing the integration while keeping the badge.
 *
 * The badge color is computed from trailing 7-day run statistics.
 */
/** Badge color enum for rendering. */
export type BadgeColor = 'green' | 'yellow' | 'gray' | 'red';
/** Input statistics for badge computation. */
export interface BadgeStats {
    /** Number of verification runs in the last 7 days. */
    runs_7d: number;
    /** Number of policy violations in the last 7 days. */
    violations_7d: number;
    /** ISO 8601 timestamp of the most recent run. */
    last_run_at: string;
}
/** Computed badge status. */
export interface BadgeStatus {
    /** Badge color for rendering. */
    color: BadgeColor;
    /** Human-readable label. */
    label: string;
    /** Whether the badge represents a healthy integration. */
    healthy: boolean;
}
/**
 * Compute the badge status from trailing 7-day run statistics.
 *
 * Color logic:
 * - Green:  runs_7d >= 10 AND violations_7d == 0
 * - Yellow: runs_7d >= 10 AND violations_7d > 0 (but within 10%)
 * - Gray:   runs_7d < 10 (insufficient recent activity)
 * - Red:    violations_7d > runs_7d * 0.1 (>10% violation rate)
 */
export declare function computeBadgeStatus(stats: BadgeStats): BadgeStatus;
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