export interface Achievement {
    id: string;
    title: string;
    description: string;
    unlocked: boolean;
    unlocked_at: string | null;
    progress: number;
    target: number;
    current: number;
    icon: string;
    tier: 'bronze' | 'silver' | 'gold' | 'platinum';
}
export declare function evaluateAchievements(tenantId: string): Promise<Achievement[]>;
export declare function recentMoments(tenantId: string): Promise<Achievement[]>;
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