import { type ActivityMetadata, type ActivityRegistry } from '../../core/activity-registry.ts';
/**
 * Catalog-shaped activity metadata for discovery and code generation.
 *
 * Activities are dispatchable units, not standalone user-facing operations.
 * This adapter intentionally returns metadata only; it does not produce
 * executable `OperationDefinition` values.
 */
export type CatalogActivityDefinition = ActivityMetadata;
export declare function catalogActivity(metadata: ActivityMetadata): CatalogActivityDefinition;
export declare function catalogActivities(registry: ActivityRegistry): CatalogActivityDefinition[];