import type { CategoryFeaturesResult } from "./types.js";
/** `own` — read off this node. `children` — a `chips` parent with no
 * features of its own; the list is the intersection of its children's. */
export declare const EFFECTIVE_FROM_HEADER = "X-Effective-From";
/** Raw-transport binding forwarded from the runtime — the same fetch /
 * credentials / headers the JSON client carries, since this carve-out exists
 * only to read the one header that client drops. */
export interface CategoriesRawTransport {
    /** e.g. `/categories/api/v1` — the same base the pair's `StapelClient` uses. */
    readonly baseUrl: string;
    readonly fetch?: typeof globalThis.fetch;
    readonly credentials?: RequestCredentials;
    /** Merged into every raw request. */
    readonly headers?: Record<string, string>;
}
/**
 * `GET {id}/features/` plus the header the JSON client drops.
 *
 * See `api/types.ts`'s {@link CategoryFeaturesResult} for the shape and
 * `catalog labels/visibleFeatures` for what a caller does with `divergent`
 * rows once it knows which schema this is.
 */
export declare function fetchCategoryFeatures(transport: CategoriesRawTransport, id: number, options?: {
    readonly signal?: AbortSignal;
}): Promise<CategoryFeaturesResult>;
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