Merchants can mark items as used on create/edit, see a used badge on cards, and filter the store list for used products.
Co-authored-by: Cursor <cursoragent@cursor.com>
Tighten sitemap/settings controls, debounce product search to 10 results, keep catalog-only specials visible after add, and use frosted glass on link/category modals.
Co-authored-by: Cursor <cursoragent@cursor.com>