/**
 * Namespaced TanStack Query keys (frontend-standard §2 — namespaced keys).
 * Everything under the `"categories"` root so a host can invalidate the whole
 * module or match a single read. Explicit tuple return types satisfy
 * `--isolatedDeclarations`.
 *
 * THE CATALOGUE IS ONE KEY, NOT A PAGE PER REQUEST. `catalog()` is keyed on
 * nothing but the tree options, because the pages of a sync walk are an
 * implementation detail of producing ONE value — the snapshot. Keying pages
 * individually would cache the intermediate states of a protocol whose whole
 * purpose is that the intermediate states are never shown, and would leave a
 * half-walked catalogue in the cache for the next mount to find.
 */
import type { BuildCategoryTreeOptions } from "../catalog/tree.js";
/** The tree-shaping options a catalogue read is keyed on. Normalized to
 * booleans so `undefined` and `false` cannot cache twice. */
export interface CatalogKeyOptions {
    readonly includeDeleted: boolean;
    readonly includeInactive: boolean;
    readonly includeTest: boolean;
}
export declare function catalogKeyOptions(options?: BuildCategoryTreeOptions): CatalogKeyOptions;
export declare const categoriesQueryKeys: {
    readonly all: readonly ["categories"];
    catalog(options: CatalogKeyOptions): readonly ["categories", "catalog", CatalogKeyOptions];
    children(id: number): readonly ["categories", "children", number];
    category(id: number): readonly ["categories", "category", number];
    readonly carousel: readonly ["categories", "carousel"];
    features(id: number): readonly ["categories", "features", number];
    readonly revision: readonly ["categories", "revision"];
    /** Keyed on DEPTH: two depths are two different answers, and a menu that
     * asked for three levels must not be served the two a sibling cached. */
    tree(depth: number): readonly ["categories", "tree", number];
};
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