import ImageMinimizerPlugin from 'image-minimizer-webpack-plugin';
/**
 * Install libpng library & gifsicle tool
 * macos
 * =====================
 * brew install libpng
 * brew install gifsicle
 *
 * centos
 * =====================
 * sudo yum install libpng
 * sudo yum install epel-release
 * sudo yum install gifsicle
 * @returns
 */
export declare const imageRspackMinimizer: () => ImageMinimizerPlugin<any, any> | null;