`@redux-devtools/cli@4.0.4` bumps React to 19, whereas `@redux-devtools/cli@4.0.3` was on React 18. It looks like React 19 no longer has UMD distros [here](https://github.com/reduxjs/redux-devtools/blob/main/packages/redux-devtools-cli/src/routes.ts#L23), which results in React failing to load. The result is a blank white screen when opening `redux-devtools` via CLI.