import { Request } from "express";
import { UploadResult } from "./types";
export declare const cloudinaryUtil: {
    /**
     * Upload file buffer to Cloudinary
     */
    uploadFromBuffer: (fileBuffer: Buffer, folder?: string) => Promise<UploadResult>;
    /**
     * Upload file from request
     */
    uploadFromRequest: (req: Request, folder?: string) => Promise<UploadResult | null>;
    /**
     * Delete file from Cloudinary
     */
    deleteFromUrl: (imageUrl: string) => Promise<void>;
    /**
     * Delete file by public ID
     */
    deleteByPublicId: (publicId: string) => Promise<void>;
};