88f223bf08
feat(marketing): enhance step components with validity reporting - Added onValidityChange prop to multiple step components (BenefitsStep, ChallengesStep, ChartStep, ContactsStep, FeaturesStep, FooterStep, HeroStep) to handle form validity. - Updated respective presenter hooks to utilize the new onValidityChange functionality for real-time validity reporting. - Enhanced MarketingForm to manage step validity and disable the next button based on current step validity.