/**
 * Behavioral Decay Service
 *
 * Organic scar lifecycle management: scars that keep getting dismissed
 * naturally fade in recall ranking. No manual hygiene commands needed.
 *
 * Two functions:
 * 1. refreshBehavioralScores() — calls Supabase RPC to update decay_multiplier
 *    based on scar_usage patterns (fire-and-forget from session_start)
 * 2. fetchDismissalCounts() — queries scar_usage for inline archival hints
 *    (called from recall to annotate frequently-dismissed scars)
 */
export interface BehavioralRefreshResult {
    scars_updated: number;
    scars_scanned: number;
}
export interface DismissalCounts {
    surfaced: number;
    dismissed: number;
}
/**
 * Refresh behavioral decay scores from scar_usage patterns.
 *
 * Calls the `refresh_scar_behavioral_scores()` Supabase RPC function.
 * Idempotent, safe for concurrent calls. Returns null if Supabase isn't configured.
 *
 * Intended to be called fire-and-forget from session_start.
 */
export declare function refreshBehavioralScores(): Promise<BehavioralRefreshResult | null>;
/**
 * Fetch dismissal counts for specific scars from scar_usage.
 *
 * Returns a map of scar_id → { surfaced, dismissed } for scars
 * that have been surfaced at least once. Used by recall to add
 * inline archival hints for frequently-dismissed scars.
 *
 * Gracefully returns empty map on any error.
 */
export declare function fetchDismissalCounts(scarIds: string[]): Promise<Map<string, DismissalCounts>>;
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