interface S3UploadOptions {
    credential: {
        accessKeyId: string;
        expiration: string;
        secretAccessKey: string;
        sessionToken: string;
    };
    region: string;
    bucket: string;
    host: string;
    prefix?: string;
    file: any;
    key: string;
    finalKey?: string;
}

/**
 * 上传单个文件到s3
 * @param req S3UploadOptions
 * @returns
 */
declare const s3Upload: (req: S3UploadOptions) => Promise<unknown>;

declare const modernAWSTools: {
    s3Upload: (req: S3UploadOptions) => Promise<unknown>;
};

export { type S3UploadOptions, modernAWSTools as default, s3Upload };