- Replace 'NotConnected' message with ConnectButton component
- Display user name (or shortened pubkey) in form title when connected
- Update ConnectButton styling to match dark theme
- Improve UX by allowing direct connection from presentation page
- Update /presentation page to use dark theme (PageHeader, Footer, bg-cyber-darker)
- Add LanguageSelector component to PageHeader for all pages
- Update AuthorPresentationEditor to use dark theme styling
- Update ArticleField and ArticleFormButtons to use dark theme
- Add locale persistence in localStorage
- Update _app.tsx to load saved locale from localStorage
- All pages now support FR/EN language switching