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)

i18n/request.ts

@@ -0,0 +1,27 @@
+import { getRequestConfig } from 'next-intl/server';
+
+export const locales = ['en', 'fr'] as const;
+export type Locale = (typeof locales)[number];
+export const defaultLocale: Locale = 'en';
+
+export default getRequestConfig(async ({ requestLocale }) => {
+  // Get the locale from the request or use default
+  let locale = await requestLocale || defaultLocale;
+
+  // Validate that the incoming `locale` parameter is valid
+  if (!(locales as readonly string[]).includes(locale)) {
+    locale = defaultLocale;
+  }
+
+  // Use static imports for better compatibility
+  const messages = locale === 'fr'
+    ? (await import('../locales/fr/common.json')).default
+    : (await import('../locales/en/common.json')).default;
+
+  return {
+    locale,
+    messages,
+    timeZone: 'Europe/Paris',
+    now: new Date()
+  };
+});