export type ComponentType = "gauge" | "spectrum" | "percentage";
export interface MetricDefinition {
    key: string;
    name: string;
    description: string;
    range: readonly [number, number];
    component: ComponentType;
    tier: "hero";
    order: number;
    format: (v: number) => string;
    labels?: {
        low: string;
        high: string;
    };
    source?: (metrics: Record<string, any>) => number;
}
export declare const METRICS: MetricDefinition[];
export declare function getHeroes(): MetricDefinition[];
export declare function getMetric(key: string): MetricDefinition | undefined;
/** Compute values for all registry metrics from a full metrics object */
export declare function computeNormalized(metrics: Record<string, any>): Record<string, number>;