import type { Annotation, AnnotationStore, CreateAnnotationInput } from '../types.js';
export interface FetchStoreOptions {
    endpoint: string;
    headers?: Record<string, string>;
    /** Abort a request that has not completed in this many milliseconds. */
    timeoutMs?: number;
}
/**
 * Thrown when the backend rejects a request with 401. The <patch-mark>
 * component recognizes this error (by name) and shows its unlock UI.
 */
export declare class PatchMarkAuthError extends Error {
    constructor(message: string);
}
export declare function createFetchStore(options: FetchStoreOptions): AnnotationStore;
export declare function createLocalAnnotation(input: CreateAnnotationInput): Annotation;