feat: auto-opening brochure modal with mintel/mail delivery

- implemented BrochureDeliveryEmail template

- created AutoBrochureModal wrapper with 5s delay

- updated layout.tsx and BrochureCTA to use new success state

- added tests/brochure-modal.test.ts e2e test

app/[locale]/layout.tsx

@@ -7,10 +7,8 @@ import AnalyticsShell from '@/components/analytics/AnalyticsShell';
 import { Metadata, Viewport } from 'next';
 import { NextIntlClientProvider } from 'next-intl';
 import { getMessages } from 'next-intl/server';
-import { Suspense } from 'react';
 import '../../styles/globals.css';
 import { SITE_URL } from '@/lib/schema';
-import { config } from '@/lib/config';
 import FeedbackClientWrapper from '@/components/FeedbackClientWrapper';
 import { setRequestLocale } from 'next-intl/server';
 import { Inter } from 'next/font/google';
@@ -61,6 +59,7 @@ export const viewport: Viewport = {
   themeColor: '#001a4d',
 };
 
+import AutoBrochureModal from '@/components/AutoBrochureModal';
 export default async function Layout(props: {
   children: React.ReactNode;
   params: Promise<{ locale: string }>;
@@ -77,7 +76,7 @@ export default async function Layout(props: {
   let messages: Record<string, any> = {};
   try {
     messages = await getMessages();
-  } catch (error) {
+  } catch {
     messages = {};
   }
 
@@ -161,6 +160,8 @@ export default async function Layout(props: {
 
           <AnalyticsShell />
           <FeedbackClientWrapper feedbackEnabled={feedbackEnabled} />
+
+          <AutoBrochureModal />
         </NextIntlClientProvider>
       </body>
     </html>