- Update body class to use `dark` instead of `light` for dark mode - Remove `ThemeSwitcher` component as it is no longer needed - Update global CSS to set dark mode styles on the `.dark` class instead of `.light`
- Update body class to use `dark` instead of `light` for dark mode - Remove `ThemeSwitcher` component as it is no longer needed - Update global CSS to set dark mode styles on the `.dark` class instead of `.light`