import type { RuntimeKind } from './types.js';
export declare const RUNTIME_CATALOG_VERSION = "2026-08-23";
export declare const DEFAULT_RUNTIME_VERSIONS: Record<RuntimeKind, string>;
export type RuntimePlatform = 'darwin-arm64' | 'darwin-x64' | 'win32-x64' | 'linux-x64-gnu' | 'linux-arm64-gnu';
export interface RuntimeAsset {
    runtime: 'node' | 'uv';
    version: string;
    platform: RuntimePlatform;
    archiveFile: string;
    url: string;
    checksumUrl: string;
    archiveType: 'zip' | 'tar.gz';
}
export declare function detectRuntimePlatform(platform?: NodeJS.Platform, arch?: string): RuntimePlatform | null;
export declare function resolveRuntimeAsset(params: {
    runtime: 'node' | 'uv';
    version: string;
    platform: RuntimePlatform;
}): RuntimeAsset;