Initial release: JMAP Webmail Client

A modern, privacy-focused webmail client built with Next.js and the JMAP protocol.
Designed for Stalwart Mail Server.

Features:
- Full email operations (compose, reply, forward, threading)
- Real-time push notifications
- Dark/light theme support
- Mobile responsive design
- Keyboard shortcuts
- Drag-and-drop organization
- i18n (English/French)
- Security-first (external content blocked, HTML sanitization)

components/ui/language-switcher.tsx

@@ -0,0 +1,46 @@
+"use client";
+
+import { useParams, usePathname, useRouter } from 'next/navigation';
+import { useTranslations } from 'next-intl';
+import { cn } from '@/lib/utils';
+import { locales } from '@/i18n/request';
+
+export function LanguageSwitcher({ className }: { className?: string }) {
+  const router = useRouter();
+  const pathname = usePathname();
+  const params = useParams();
+  const t = useTranslations('language');
+  const currentLocale = params.locale as string;
+
+  const handleLanguageChange = (newLocale: string) => {
+    // Get the path without the locale prefix
+    const pathWithoutLocale = pathname.replace(`/${currentLocale}`, '');
+
+    // Navigate to the same page with the new locale
+    router.push(`/${newLocale}${pathWithoutLocale}`);
+  };
+
+  return (
+    <div className={cn("flex items-center gap-1 p-1 bg-muted rounded-lg", className)}>
+      {locales.map((locale) => (
+        <button
+          key={locale}
+          onClick={() => handleLanguageChange(locale)}
+          className={cn(
+            "flex-1 flex items-center justify-center gap-1.5 px-2 py-1.5 rounded transition-all text-xs",
+            "text-foreground",
+            currentLocale === locale
+              ? "bg-background shadow-sm font-medium"
+              : "hover:bg-accent/50"
+          )}
+          title={t(locale === 'en' ? 'english' : 'french')}
+        >
+          {locale === 'en' ? '🇬🇧' : '🇫🇷'}
+          <span className="hidden sm:inline">
+            {locale.toUpperCase()}
+          </span>
+        </button>
+      ))}
+    </div>
+  );
+}