@loopback/rest/dist/router/router-spec.d.ts

Expose controllers as REST endpoints and route REST API requests to controller methods

import { OpenApiSpec } from '@loopback/openapi-v3';
export type RouterSpec = Pick<OpenApiSpec, 'paths' | 'components' | 'tags'>;
export declare function assignRouterSpec(target: RouterSpec, additions: RouterSpec): void;