export declare const FRONTEND_INDEX_CACHE_CONTROL = "no-cache";
export declare const FRONTEND_REVALIDATE_CACHE_CONTROL = "no-cache, max-age=0, must-revalidate";
export declare const FRONTEND_IMMUTABLE_CACHE_CONTROL = "public, max-age=31536000, immutable";
export declare function getFrontendStaticCacheControl(file: string, assetsDir: string): string;
export declare function isImmutableFrontendBundleAsset(file: string, assetsDir: string): boolean;