export type FetchLike = typeof fetch;
export interface RequestOptions {
    /** Query params (undefined values are dropped). */
    query?: Record<string, string | number | boolean | undefined>;
    /** JSON request body. Ignored when `multipart` is set. */
    body?: unknown;
    /** Multipart body for the transform endpoint (fetch sets the boundary + content-type). */
    multipart?: FormData;
    headers?: Record<string, string>;
    signal?: AbortSignal;
    /** Convenience for ?workspace=<uuid> (api-contract §4b). */
    workspace?: string;
    /** Override the transient-retry cap (default 5, per api-contract §5). */
    maxRetries?: number;
}
export interface ApiClientInit {
    apiKey: string | undefined;
    baseUrl: string;
    userAgent: string;
    /** Injectable for tests. */
    fetchImpl?: FetchLike;
    /** Injectable for tests (so retry/backoff runs instantly). */
    sleepImpl?: (ms: number) => Promise<void>;
}
/** Thin, retry-aware client for the ApparelHub Agent REST API. */
export declare class ApiClient {
    private readonly init;
    constructor(init: ApiClientInit);
    private get fetchImpl();
    private sleep;
    private buildUrl;
    private backoff;
    request<T = unknown>(method: string, path: string, options?: RequestOptions): Promise<T>;
    get<T = unknown>(path: string, options?: RequestOptions): Promise<T>;
    post<T = unknown>(path: string, options?: RequestOptions): Promise<T>;
    patch<T = unknown>(path: string, options?: RequestOptions): Promise<T>;
    put<T = unknown>(path: string, options?: RequestOptions): Promise<T>;
    del<T = unknown>(path: string, options?: RequestOptions): Promise<T>;
}