this should work

dockerfile

@@ -1,5 +1,4 @@
-# Используем официальный образ Node.js версии 20
-FROM node:20.17.0
+FROM node:20-alpine
 
 # Устанавливаем рабочую директорию
 WORKDIR /app
@@ -20,4 +19,4 @@ RUN npm run build
 EXPOSE 80
 
 # Команда для запуска приложения
-CMD ["npm", "start"]
+CMD ["npm", "start"]

package.json

@@ -4,8 +4,8 @@
   "description": "Репозиторий команды \"Команда 7\", проект KudaGo",
   "main": "index.js",
   "scripts": {
-    "build": "webpack",
-    "start": "webpack serve --open --host 127.0.0.1",
+    "build": "webpack --mode production",
+    "start": "webpack serve --host 0.0.0.0",
     "watch": "webpack --watch",
     "test": "echo \"Error: no test specified\" && exit 1",
     "lint": "npx eslint",
@@ -32,7 +32,6 @@
     "@babel/preset-env": "^7.26.0",
     "@babel/preset-typescript": "^7.26.0",
     "@eslint/js": "^9.11.1",
-    "@types/dompurify": "^3.2.0",
     "@types/node": "^22.10.2",
     "@types/react": "^19.0.1",
     "babel-loader": "^9.2.1",
@@ -54,7 +53,6 @@
     "cors": "^2.8.5",
     "dompurify": "^3.2.3",
     "express": "^4.21.1",
-    "minimist": "^1.2.8",
-    "node": "^22.9.0"
+    "minimist": "^1.2.8"
   }
 }

public/dist/bundle.js.LICENSE.txt

@@ -0,0 +1,3 @@
+/*! @license DOMPurify 3.2.3 | (c) Cure53 and other contributors | Released under the Apache license 2.0 and Mozilla Public License 2.0 | github.com/cure53/DOMPurify/blob/3.2.3/LICENSE */
+
+/*! regenerator-runtime -- Copyright (c) 2014-present, Facebook, Inc. -- license (MIT): https://github.com/facebook/regenerator/blob/main/LICENSE */

webpack.config.js

@@ -64,6 +64,7 @@ module.exports = {
   devServer: {
     static: {
       directory: path.join(__dirname, 'public'),
+      publicPath: '/'
     },
     proxy: [{
       context: ['/api'],
@@ -76,7 +77,10 @@ module.exports = {
     port: 80,
     host: '0.0.0.0',
     allowedHosts: 'all',
-    historyApiFallback: true
+    historyApiFallback: {
+      index: '/index.html'
+    },
+    hot: true,
   },
   plugins: [
     new webpack.ProvidePlugin({