import type { IToolCatalogReporter, ToolCatalogStatus } from '@mcp-abap-adt/llm-agent';
/**
 * Holds the last vectorization result. Written once by the builder, read by
 * HealthChecker through `isToolCatalogReporter`.
 *
 * Stays `undefined` when nothing was attempted — no tools RAG, or a store with
 * no writer. That is deliberately distinct from a summary reporting zero
 * vectorized tools, which means an attempt was made and failed.
 */
export declare class ToolCatalogStatusHolder implements IToolCatalogReporter {
    private status;
    publish(status: ToolCatalogStatus): void;
    getToolCatalogStatus(): ToolCatalogStatus | undefined;
}
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