- 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>