feat: Enhance API response handling and error management #4
- Updated README.md to reflect new API response methods and usage examples.
- Modified HasApiResponse.php to include new response methods for server and client errors.
- Updated ApiValidationException.php to improve validation error handling with enhanced messages.
- Adjusted Api.php facade to incorporate new response methods for clarity and consistency.
- Refactored ApiResponse.php to introduce generic and specialized response handling (e.g., serverError, success).
- Enhanced ApiResponseTest.php with additional test cases to cover new response methods.
- Improved ExceptionTest.php to ensure better exception handling and validation errors.