chore: clean up unused browser-script deps + config (#61329)

tools/client-plugins/browser-scripts/package.json

@@ -30,11 +30,9 @@
     "@babel/preset-env": "7.23.7",
     "@babel/preset-typescript": "7.23.3",
     "@types/copy-webpack-plugin": "^8.0.1",
-    "@types/lodash-es": "4.17.12",
     "@typescript/vfs": "^1.6.0",
     "babel-loader": "8.3.0",
     "copy-webpack-plugin": "9.1.0",
-    "lodash-es": "4.17.21",
     "process": "0.11.10",
     "pyodide": "^0.23.3",
     "sass.js": "0.11.1",
@@ -44,8 +42,6 @@
   },
   "dependencies": {
     "@freecodecamp/curriculum-helpers": "^5.3.0",
-    "react": "16",
-    "react-dom": "16",
     "xterm": "^5.2.1"
   }
 }

tools/client-plugins/browser-scripts/webpack.config.cjs

@@ -93,17 +93,6 @@ module.exports = (env = {}) => {
         process: require.resolve('process/browser.js')
       },
       extensions: ['.js', '.ts']
-    },
-    // To keep the client React version decoupled from the curriculum React
-    // version we use externals to stops Webpack from bundling React and
-    // ReactDOM (they're fetched from the cdn when needed by the client or
-    // curriculum tests). react-dom/server and react-dom/test-utils are included
-    // separately because enzyme-adapter-react-16 imports them directly.
-    externals: {
-      react: 'React',
-      'react-dom': 'ReactDOM',
-      'react-dom/server': 'ReactDOMServer',
-      'react-dom/test-utils': 'ReactTestUtils'
     }
   };
 };