errors

var (
	// ErrEmptyInput returned in case when user input is empty.
	ErrEmptyInput = errors.New("should not be empty")
	// ErrUserNotFound returned in case when user not found.
	ErrUserNotFound = errors.New("user not found")
	// ErrUnsupportedMediaType returned in case when media type is out of valid boundaries.
	ErrUnsupportedMediaType = errors.New("unsupported media type")
)