run the transformer as long as we're non-prod

This change means that we will now run the transformer if Parcel was run with a custom environment.

We now also exclude CSS files, since they might have a React dependency but they're not script files.

packages/transformers/react-refresh-wrap/src/ReactRefreshWrapTransformer.js

@@ -6,12 +6,13 @@ import {Transformer} from '@parcel/plugin';
 function shouldExclude(asset, options) {
  return (
  !asset.isSource ||
+ !asset.type === 'css' ||
  !options.hmrOptions ||
  !asset.env.isBrowser() ||
  asset.env.isLibrary ||
  asset.env.isWorker() ||
  asset.env.isWorklet() ||
- options.mode !== 'development' ||
+ options.mode === 'production' ||
  !asset
  .getDependencies()
  .find(