/**
 * Visual chart generation for harness_list results.
 * Builds charts from list result items based on resource type and visual_type.
 */
export type ListVisualType = "timeseries" | "bar" | "pie";
export interface ListVisualResult {
    svg: string;
    analysis: string;
}
/**
 * Generate a chart SVG from list result items.
 * Only works for execution-type resources. Returns null for non-execution types.
 */
export declare function renderListVisual(resourceType: string, items: unknown[], visualType: ListVisualType): ListVisualResult | null;
//# sourceMappingURL=list-visuals.d.ts.map