import { FastifyRequest } from "fastify";
import { UploadOptions } from "../options";
import { StorageFile } from "../../storage";
/**
 * Function to handle single file uploads in a multipart/form-data request
 */
export declare const handleMultipartSingleFile: (req: FastifyRequest, fieldName: string, options: UploadOptions) => Promise<{
    body: Record<string, any>;
    file: StorageFile | undefined;
    remove: () => Promise<void>;
}>;