sample(@nestjs) fix hasRole is not a function (01-cats-app)

Author: ltciro

sample/01-cats-app/src/common/guards/roles.guard.ts

@@ -12,7 +12,7 @@ export class RolesGuard implements CanActivate {
     }
     const request = context.switchToHttp().getRequest();
     const user = request.user;
-    const hasRole = user.roles.some((role) => !!roles.find((item) => item === role));
+    const hasRole = () => user.roles.some((role) => !!roles.find((item) => item === role));
     return user && user.roles && hasRole();
   }
 }