refactor: enhance error handling and theming in EnhancedErrorService

- Updated the EnhancedErrorService to utilize the dynamic theme context for improved color handling in SnackBars and AlertDialogs.
- Replaced hardcoded color values with theme-based colors to ensure better accessibility and visual consistency across the application.
- Added context parameter to various components to facilitate theme integration, enhancing the overall user experience.
- Improved the readability of error messages by applying appropriate text colors based on the current theme.

lib/shared/widgets/conduit_components.dart

@@ -557,6 +557,7 @@ class ConduitAvatar extends StatelessWidget {
     return BrandService.createBrandAvatar(
       size: isCompact ? size * 0.8 : size,
       fallbackText: text,
+      context: context,
     );
   }
 }