Build Sylius 2.x features idiomatically. Use for any task that adds or modifies persisted data, frontend UI on Sylius pages, admin CRUD, emails, async work, inventory listeners, back-in-stock notifications, product badges, admin grids, fixtures, migrations, Doctrine listeners, or twig hooks in a Sylius project. Triggers on phrases like "Sylius feature", "Sylius resource", "add to product page", "back-in-stock", "admin grid", "Sylius email", "Sylius listener", "Sylius fixture", "Sylius twig hook", "Sylius migration".