小编May*_*bit的帖子

当我尝试从 webpack 4 更新到 webpack 5 时，出现错误。
这是我的新 webpack.config：

const { merge } = require('webpack-merge');
const common = require("./webpack.common.js");
const path = require("path");
const HtmlWebpackPlugin = require("html-webpack-plugin");
const Dotenv = require('dotenv-webpack');

module.exports = merge(common, {
    mode: "development",
    devtool: "inline-source-map",
    watchOptions: {
        poll: true,
        ignored: '/node_modules/',
    },
    devServer: {
        contentBase: path.join(__dirname, "public"),
        inline: true,
        compress: true,
        port: 9000,
        historyApiFallback: true
    },
    plugins: [
        new HtmlWebpackPlugin({
            template: path.join(__dirname, "public", "index.html"),
            fileName: path.join('.', 'build', 'index.html')
        }),
        new Dotenv({
            path: './.env', // Path to …