import type { RouteRow } from "./page-store";
/** Table row with indentation: overrides and instance rows nest under their template. */
export type FlatStructureRow = {
    row: RouteRow;
    depth: number;
    /** Grouping row when overrides exist but the base path has no DB entry */
    synthetic?: boolean;
};
/**
 * Flatten routes for the structure UI: template/static roots, then children (overrides + full JSON instances).
 */
export declare function flattenStructureRoutes(routes: RouteRow[]): FlatStructureRow[];