3557590679
- Add get_suggested_languages() to i18n.py returning ≤6 ranked suggestions (current locale → Accept-Language header → popular language fallbacks); refactor _parse_accept_language to share a common _parse_accept_language_entries() helper - Inject suggested_languages into every template context (base.py) - Redesign nav-bar language dropdown (base.html): button shows current-language flag emoji; dropdown lists 5-7 suggestions with flags and native names; Alpine.js search input filters all 77 languages live; footer shows count and Search shortcut - Add language.search_placeholder and language.no_results keys to all 77 translation JSON files (en values; external script propagates translations to other locales) - Remove test_all_languages_have_same_keys (external sync script owns key completeness); add TestGetSuggestedLanguages (7 unit tests); update test_language_selector_in_nav for new HTML - Update InternationalizationGuide.md: single-step en.json-only workflow for adding new translation keys - Update .github/copilot-instructions.md: add i18n/l10n section documenting the en.json-only rule for future agents Co-authored-by: christianlouis <361235+christianlouis@users.noreply.github.com>