/**
 * Helper function to simulate file upload in tests.
 * Use this instead of userEvent.upload for file inputs, as userEvent.upload
 * doesn't work correctly in this test environment.
 *
 * @param input - The file input element
 * @param files - Single file or array of files to upload
 */
export declare const uploadFiles: (input: HTMLInputElement, files: File | File[]) => void;
