webpack.config

const path = require("path");

module.exports = {
    "mode": "none",
    "entry": "./src/index.js",
    "output": {
        "path": __dirname + "/dist",
        "filename": "bundle.js"
    },
    devServer: {
        contentBase: path.join(__dirname, 'dist')
    },
    "module": {
        "rules": [{
            "test":  /\.css$/,
            "use": [
                "style-loader",
                "css-loader"
            ]
        },
            {
                "test":  /\.js$/,
                "exclude": /node_modules/,
                "use": [{
                    "loader": "babel-loader",
                    "options": {
                        "presets": [
                            "@babel/preset-env"
                        ]
                    }
                }]
            }


        ]
    }
}