increase rate limit to 100 per minute for each IP (#435)

src/app.module.ts

@@ -50,7 +50,7 @@ import { SchedulerModule } from './scheduler/scheduler.module';
       load: config,
     }),
     ThrottlerModule.forRoot({
-      throttlers: [{ ttl: 60000, limit: 30 }],
+      throttlers: [{ ttl: 60000, limit: 100 }],
       generateKey: (context) => {
         const req = context.switchToHttp().getRequest();
         console.log('Real IP:', req.headers['x-forwarded-for']);