style: restore tagline to title and use default for landing page

src/app/(public)/page.tsx

@@ -2,7 +2,6 @@ import { Metadata } from "next";
 import HomeClient from "./HomeClient";
 
 export const metadata: Metadata = {
-  title: "Home",
   description: "Advanced Certificate Authority and PKI Management System. Issue and manage SSL/TLS certificates and API keys with ease.",
 };
 

src/app/layout.tsx

@@ -13,7 +13,7 @@ import { I18nProvider } from '@/components/providers/I18nProvider';
 export const metadata: Metadata = {
   metadataBase: new URL(process.env.NEXT_PUBLIC_APP_URL || 'https://trustlab.dyzulk.com'),
   title: {
-    template: '%s | TrustLab',
+    template: '%s | TrustLab - SSL & Certificate Management',
     default: 'TrustLab | SSL & Certificate Management',
   },
   description: 'Enterprise-grade Certificate Authority and PKI Management System. Securely manage SSL/TLS certificates, internal CAs, and digital signatures.',