- Add ENABLED_LOCALES configuration in i18n/links.js (currently ["pt"]) - Redirect inactive locale prefixes to /pt via 307 in middleware.js - Restrict root locale negotiation to active locales with fallback to pt - Hide LanguageSelector when only one locale is enabled - Generate sitemap, hreflang alternates, and og:locale only for active locales - Generate static SSG pages only for active locales in build - Adapt check:i18n and smoke-imagem.sh to validate active vs inactive locales Co-Authored-By: Antigravity <noreply@google.com>