fix: Cypress.cookies.debug() regression (#15785)

packages/extension/gulpfile.ts

@@ -1,28 +1,16 @@
-import fs from 'fs-extra'
 import gulp from 'gulp'
 import rimraf from 'rimraf'
 import webpack from 'webpack'
 import cypressIcons from '@cypress/icons'
 import webpackConfig from './webpack.config.js'
 
-const pkg = require('./package.json')
-
 const clean = (done) => {
   rimraf('dist', done)
 }
 
-const manifest = (done) => {
-  gulp.src('app/manifest.json')
+const manifest = () => {
+  return gulp.src('app/manifest.json')
   .pipe(gulp.dest('dist'))
-  .on('end', () => {
-    return fs.readJson('dist/manifest.json', function (err, json) {
-      json.version = pkg.version
-
-      return fs.writeJson('dist/manifest.json', json, { spaces: 2 }, done)
-    })
-  })
-
-  return null
 }
 
 const background = (cb) => {

packages/extension/webpack.config.js

@@ -3,6 +3,10 @@ const path = require('path')
 module.exports = {
   mode: process.env.NODE_ENV || 'development',
   entry: './app/init.js',
+  // https://github.com/cypress-io/cypress/issues/15032
+  // Default webpack output setting is "eval".
+  // Chrome doesn't allow "eval" inside extensions.
+  devtool: 'inline-cheap-source-map',
   module: {
     rules: [
       {