.babelrc.js

module.exports = [
  {
    env: {
      production: {
        plugins: ['transform-remove-console'],
      },
    },
  },
  'babel-plugin-transform-imports',
  {
    '@material-ui/core': {
      // Use "transform: '@material-ui/core/${member}'," if your bundler does not support ES modules
      transform: '@material-ui/core/esm/${member}',
      preventFullImport: true,
    },
    '@material-ui/icons': {
      // Use "transform: '@material-ui/icons/${member}'," if your bundler does not support ES modules
      transform: '@material-ui/icons/esm/${member}',
      preventFullImport: true,
    },
  },
];