feat: add DCB User Service API - Authentication system with KEYCLOAK - Modular architecture with services for each feature

src/app/core/services/menu.service.ts

@@ -76,16 +76,10 @@ export class MenuService {
         icon: 'lucideCreditCard',
         url: '/transactions',
       },
-      
       {
-        label: 'Marchands',
+        label: 'Gestions Marchant',
         icon: 'lucideStore',
-        isCollapsed: true,
-        children: [
-          { label: 'Gestion des Marchands', url: '/merchants/list' },
-          { label: 'Configuration API / Webhooks', url: '/merchants/config' },
-          { label: 'Statistiques & Historique', url: '/merchants/stats' },
-        ],
+          url: '/merchants'
       },
       {
         label: 'Opérateurs',

src/app/core/services/permissions.service.ts

@@ -25,12 +25,6 @@ export class PermissionsService {
     {
       module: 'merchants',
       roles: ['admin', 'merchant', 'support'],
-      children: {
-        'list': ['admin'],
-        'details': ['admin', 'merchant', 'support'],
-        'config': ['admin', 'merchant'],
-        'stats': ['admin', 'merchant']
-      }
     },
 
     // Operators (Admin only)