import { type IdentityPlugin, type Middleware } from "@nifrajs/core/server";
export type Composable = Middleware | IdentityPlugin;
/**
 * Compose middleware/plugins into one reusable bundle. Individual named plugins still dedupe.
 *
 * The bundle is a type **identity**: everything it contains runs, but context a member adds via
 * `derive`/`decorate` is not threaded to the caller's handler types (there is no way to sum unknown
 * members' context at the type level). Apply such a member with its own `.use(...)` instead.
 */
export declare function combine(...items: readonly Composable[]): IdentityPlugin;
/** Compose middleware/plugins into one idempotent named bundle. */
export declare function namedCombine(name: string, ...items: readonly Composable[]): IdentityPlugin;
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