fix admin permissions cache

.cursor/settings.json

@@ -0,0 +1,7 @@
+{
+  "plugins": {
+    "redis-development": {
+      "enabled": true
+    }
+  }
+}

src/modules/roles/providers/permissions.service.ts

@@ -9,6 +9,7 @@ import { AdminRole } from 'src/modules/admin/entities/adminRole.entity';
 @Injectable()
 export class PermissionsService {
   private readonly ADMIN_PERMISSIONS_KEY = 'admin-perms';
+  private readonly ADMIN_PERMISSIONS_TTL = 3600; // seconds, aligned with CACHE_TTL default
 
   constructor(
     @InjectRepository(Permission)
@@ -54,6 +55,7 @@ export class PermissionsService {
     );
 
     if (!admin || !admin.roles) {
+      await this.cacheService.set(cacheKey, JSON.stringify([]), this.ADMIN_PERMISSIONS_TTL);
       return [];
     }
 
@@ -74,7 +76,10 @@ export class PermissionsService {
         }),
     );
 
-    return permissions.flat().map(p => p.name);
+    const permissionNames = permissions.flat().map(p => p.name);
+    await this.cacheService.set(cacheKey, JSON.stringify(permissionNames), this.ADMIN_PERMISSIONS_TTL);
+
+    return permissionNames;
   }
 
   async getAdminFullPermissions(adminId: string, restId: string): Promise<Permission[]> {