Feature: Implemented Secure Merchant Vault Architecture with On-chain segregation and Encryption

app/merchant/[id]/(dashboard)/layout.tsx

@@ -9,6 +9,7 @@ import {
 } from 'lucide-react';
 import MerchantSidebar from '@/components/merchant/MerchantSidebar';
 import { db } from '@/lib/db';
+import { ensureMerchantVaults } from '@/lib/vault-manager';
 
 export default async function MerchantLayout({
     children,
@@ -33,6 +34,15 @@ export default async function MerchantLayout({
         }
     }
 
+    // Ensure vaults exist for this merchant
+    if (resolvedId) {
+        try {
+            await ensureMerchantVaults(resolvedId);
+        } catch (err) {
+            console.error('[MerchantLayout] Vault sync failed:', err);
+        }
+    }
+
     // 2. Auth Check
     const isAuth = cookieStore.get(`merchant_auth_${resolvedId}`);
     const isShortAuth = cookieStore.get(`merchant_auth_${identifier}`);