Function showErrorNotification

showErrorNotification(error: AppError): void
Displays an error notification to the user.
Parameters
- error: AppError
  The AppError to display.
Returns void
Remarks
This is a placeholder that should be integrated with your UI notification system.
Source
```
export function showErrorNotification(error: AppError): void {
  console.error("Error:", error.message, error);

  if (typeof window !== "undefined") {
    alert(`Error: ${error.message}`);
  }
}
```
- Defined in src/utils/errorHandling.ts:210