Webpack config

package.json

{
  "name": "destinyflg",
  "version": "1.0.0",
  "description": "> A Modern WordPress Starter Theme for savvy Developers",
  "main": "webpack.config.js",
  "dependencies": {
    "datatables.net": "^1.10.20",
    "datatables.net-buttons": "^1.5.4",
    "datatables.net-buttons-se": "^1.5.4",
    "datatables.net-dt": "^1.10.20",
    "datatables.net-se": "^1.10.19",
    "daterangepicker": "^3.0.5",
    "imports-loader": "^0.8.0",
    "normalize-scss": "^7.0.1",
    "slick-carousel": "^1.8.1"
  },
  "devDependencies": {
    "@babel/cli": "^7.8.4",
    "@babel/core": "^7.9.0",
    "@babel/node": "^7.8.7",
    "@babel/polyfill": "^7.8.7",
    "@babel/preset-env": "^7.9.5",
    "@fortawesome/fontawesome-free": "^5.2.0",
    "alertifyjs": "^1.11.1",
    "axios": "^0.18",
    "babel-loader": "^8.1.0",
    "babel-preset-env": "^1.7.0",
    "bootstrap": "^4.0.0",
    "cross-env": "^5.1",
    "css-loader": "^3.5.2",
    "file-loader": "^6.0.0",
    "gasparesganga-jquery-loading-overlay": "^2.1.5",
    "jquery": "^3.3.1",
    "jquery-ui": "^1.12.1",
    "jquery-validation": "^1.17.0",
    "laravel-mix": "^2.0",
    "lodash": "^4.17.4",
    "mini-css-extract-plugin": "^0.9.0",
    "node-sass": "^4.13.1",
    "popper.js": "^1.12",
    "sass-loader": "^8.0.2",
    "style-loader": "^1.1.3",
    "tailwindcss": "^0.5.2",
    "toastr": "^2.1.4",
    "url-loader": "^4.1.0",
    "webpack": "^4.42.1",
    "webpack-cli": "^3.3.11"
  },
  "scripts": {
    "build": "webpack --config webpack.config.js"
  },
  "author": "",
  "license": "ISC"
}

I run the same configure for ENTRY but its throw error: Please help me!

ERROR in Entry module not found: Error: Can't resolve './assets/src/css/bootstrap.css/' in 'C:\wamp64\www\onumrebuild\wp-content\themes\onum-child-v2\assets'

• This is my configure webpack.config.js
  var webpack = require('webpack');
  const path = require('path');
  const MiniCssExtractPlugin = require('mini-css-extract-plugin')
  const isDevelopment = process.env.NODE_ENV === 'development'
  module.exports =
  {
  "mode": "production",
  "entry": {
  "/assets/build/css/bootstrap.css/": "./assets/src/css/bootstrap.css/",
  "/assets/build/css/editorStyle.css/": "./assets/src/css/editorStyle.css/",
  "/assets/build/css/flaticon.css/": "./assets/src/css/flaticon.css/",
  "/assets/build/css/fontAwsome.css/": "./assets/src/css/fontAwsome.css/",
  "/assets/build/css/magnificPopup.css/": "./assets/src/css/magnificPopup.css/",
  "/assets/build/css/royalPreload.css/": "./assets/src/css/royalPreload.css/",
  "/assets/build/css/slick.css/": "./assets/src/css/slick.css/",
  "/assets/build/css/slickTheme.css/": "./assets/src/css/slickTheme.css/",
  "/assets/build/css/woocommerce.css/": "./assets/src/css/woocommerce.css/",
  "/assets/build/js/easypiechart.js/": "./assets/src/js/easypiechart.js/",
  "/assets/build/js/elementor.js/": "./assets/src/js/easypiechart.js/",
  "/assets/build/js/headerMobile.js/": "./assets/src/js/headerMobile.js/",
  "/assets/build/js/jqueryCountdown.min.js/": "./assets/src/js/jqueryCountdown.min.js/",
  "/assets/build/js/jqueryIsotope.min.js/": "./assets/src/js/jqueryIsotope.min.js/",
  "/assets/build/js/jqueryMagnificPopup.min.js/": "./assets/src/js/jqueryMagnificPopup.min.js/",
  "/assets/build/js/particles.min.js/": "./assets/src/js/particles.min.js/",
  "/assets/build/js/royalPreloader.min.js/": "./assets/src/js/royalPreloader.min.js/",
  "/assets/build/js/sripts.js/": "./assets/src/js/sripts.js/",
  "/assets/build/js/slick.min.js/": "./assets/src/js/slick.min.js/"
  },
  "output": {
  "path": __dirname,
  "filename": "[name]"
  },
  "devtool": "source-map",
  "module": {
  "rules": [
  {
  "test": /.js$/,
  "exclude": /node_modules/,
  "use": {
  "loader": "babel-loader",
  "options": {
  "presets": [
  "env"
  ]
  }
  }
  },
  {
  test: /.(eot|gif|otf|png|svg|ttf|woff)(?v=[0-9].[0-9].[0-9])?$/,
  use: [ 'file-loader' ],
  },
  {
  test: /.module.css$/,
  loader: [
  isDevelopment ? 'style-loader' : MiniCssExtractPlugin.loader,
  {
  loader: 'css-loader',
  options: {
  modules: true,
  sourceMap: isDevelopment
  }
  }
  ]
  },
  {
  test: /.(png|jpg|gif)$/i,
  use: [
  {
  loader: 'url-loader',
  options: {
  limit: 8192,
  },
  },
  ],
  },
  {
  test: /datatables.net(?!.[.]css$)./,
  loader: 'imports-loader?define=>false'
  }

    ]
  

},
"plugins": [
new webpack.ProvidePlugin({
$: 'jquery',
jQuery: 'jquery',
'window.jQuery': 'jquery',
'window.$': 'jquery'
}),
new MiniCssExtractPlugin({
filename: isDevelopment ? '[name].[hash].css' : '[name].css',
chunkFilename: isDevelopment ? '[id]' : '[id]'
})
]
};