Function updateStep

src/content/Components/Stepper/Stepper.jsx:30–37

  const isLastStep = currentStep === totalSteps;

  const updateStep = newStep => {
    setCurrentStep(newStep);
    if (newStep > totalSteps) {
      onFinalStepCompleted();
    } else {
      onStepChange(newStep);
    }
  };

  const handleBack = () => {
    if (currentStep > 1) {