How to Refactor a Laravel Project Without Breaking Everything

Every Laravel project starts clean. Then the project grows. Controllers become larger, business logic spreads across the application, duplicate code appears, and even simple changes become risky. The biggest mistake many developers make is trying to rewrite everything at once. Instead, successful Laravel refactoring is about making small, controlled improvements while keeping the application stable. Keep controllers thin. Move business logic into service classes. Refactor incrementally instead o