- Add Material-UI theme with white background configuration
- Update CSS with white background and light color scheme
- Integrate ThemeProvider and CssBaseline for consistent styling
- Remove dark theme elements and apply clean white design
- Improve typography and color contrast for better readability
- Redux Toolkit store with app slice
- React Router with lazy loading (Upload, Extraction, Analyse, Contexte, Conseil)
- API services layer with axios client
- View components skeleton for all main features
- Code splitting with React.lazy and Suspense