/**
 * Factory for {@link EmbeddingProvider} implementations (composition root helper).
 */
import type { EmbeddingConfig, EmbeddingProvider } from "../../domain/ports";
/**
 * Instantiate the embedding adapter matching {@link EmbeddingConfig.runtime}.
 * Defaults to `@huggingface/transformers` when `runtime` is omitted.
 *
 * `@xenova/transformers` is loaded only when {@link EmbeddingConfig.runtime}
 * is `"xenova"`. Loading both Xenova and Hugging Face stacks in one process
 * pulls two different native `sharp`/libvips builds and can crash on macOS
 * (duplicate Objective‑C classes, malloc errors after shutdown).
 */
export declare function createEmbeddingProvider(config: EmbeddingConfig): Promise<EmbeddingProvider>;