This major feature introduces complete internationalization architecture with Spanish (Mexico) as the first additional language:
## New Features:
- **I18n Architecture**: Complete client-side and server-side internationalization system
- **Spanish (Mexico) Support**: Full es-MX translations for all user-facing text
- **Language Selector**: Dynamic language switching UI component in header
- **API Endpoints**: RESTful endpoints for serving translations (/api/i18n)
- **Progressive Enhancement**: Language detection via Accept-Language header and cookies
## Technical Implementation:
- **Frontend**: Client-side i18n.js with automatic DOM translation and language selector
- **Backend**: Server-side i18n service with locale detection middleware
- **Build Process**: Automated copying of translation files to dist/ directory
- **Responsive Design**: Language selector integrated into header controls layout
## Files Added:
- public/i18n.js - Client-side internationalization library
- src/i18n/index.ts - Server-side i18n service
- src/i18n/locales/en.json - English translations
- src/i18n/locales/es-MX.json - Spanish (Mexico) translations
- src/routes/i18n.ts - API endpoints for translations
## Files Modified:
- package.json - Updated build process to include i18n files
- public/index.html - Added i18n attributes and language selector
- public/app.js - Integrated dynamic translation updates
- src/server.ts - Added locale detection middleware
- src/scss/pages/_index.scss - Language selector styling
This implementation supports easy addition of future languages and maintains backward compatibility while providing a seamless multilingual experience.
🤖 Generated with [Claude Code](https://claude.ai/code)
Co-Authored-By: Claude <noreply@anthropic.com>
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