- Replace @vitejs/plugin-react with @vitejs/plugin-react-swc to fix React Refresh preamble detection error in cross-origin Docker setup - Register React components manually via window.resolveReactComponent since ux-react's registerReactControllerComponents uses Webpack's require.context API which is incompatible with Vite Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>