- Moved `app.config.ts` to the `app` directory
- Migrated `.vue` files and other assets to the `app` directory
- Updated import paths to reflect the new file locations
- Extracts language switcher into separate component
- Updates locale display to use country flag emojis
- Improves header responsiveness and spacing
- Removes embedded i18n logic for better separation of concerns
- Adjusts menu items alignment and margins for better visual balance