/**
 * Resolver to find the actual storage root (SP) from a WebID (IdP).
 * Implements the IdP-SP Separation architecture.
 */
export declare class WebIdResolver {
    private cache;
    private extractStorageFromProfile;
    /**
     * Resolve the storage root URL from a WebID Profile.
     * Prioritizes pim:storage (WSIM) over solid:pod.
     *
     * @param webId The WebID to resolve
     * @param fetchFn The authenticated fetch function (optional)
     * @returns The resolved storage URL (with trailing slash), or null if not found
     */
    resolveStorage(webId: string, fetchFn?: typeof fetch): Promise<string | null>;
    /**
     * Clear the internal cache
     */
    clearCache(): void;
}
export declare const webIdResolver: WebIdResolver;
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