Update babel.config.js

Author: alex-page

babel.config.js

@@ -1,15 +1,25 @@
 /**
  * @type {import('@babel/core').TransformOptions}
  */
-module.exports = function () {
+module.exports = function (api) {
+  const envName = api.env();
+  const development = envName === 'development' || envName === 'test';
+
   return {
     presets: [
       [
         '@babel/preset-env',
         {useBuiltIns: 'entry', corejs: '3.0', bugfixes: true},
       ],
       ['@babel/preset-typescript'],
-      ['@babel/preset-react', {runtime: 'automatic', useBuiltIns: true}],
+      [
+        '@babel/preset-react',
+        {
+          development: envName === 'development' || envName === 'test',
+          runtime: 'automatic',
+          useBuiltIns: true,
+        },
+      ],
     ],
     assumptions: {
       setPublicClassFields: true,