export interface UnderServedTag {
    tag: string;
    correction_mentions: number;
    best_matching_champion: string | null;
    best_fitness: number;
}
export interface ConflictCluster {
    shared_tags: string[];
    champion: {
        name: string;
        fitness: number;
    };
    underperform: {
        name: string;
        fitness: number;
    };
}
export interface DeadCorner {
    solution: string;
    unique_tags: string[];
    injected: number;
}
export interface VolatileSolution {
    solution: string;
    accept_rate_window_a: number;
    accept_rate_window_b: number;
    delta: number;
}
export interface WeaknessReport {
    generated_at: string;
    population: {
        total: number;
        champion: number;
        active: number;
        underperform: number;
        draft: number;
    };
    under_served_tags: UnderServedTag[];
    conflict_clusters: ConflictCluster[];
    dead_corners: DeadCorner[];
    volatile: VolatileSolution[];
}
export declare function buildWeaknessReport(solutionsDir?: string): WeaknessReport;
export declare function saveWeaknessReport(report: WeaknessReport): string;
export declare function latestWeaknessReport(): WeaknessReport | null;