fix: force ipv4 for dns resolution to fix ENOTFOUND in container

index.js

@@ -2,6 +2,10 @@ require('dotenv').config();
 const express = require('express');
 const cors = require('cors');
 const path = require('path');
+const dns = require('node:dns');
+
+// Force IPv4 for DNS resolution to avoid ENOTFOUND issues in some environments
+dns.setDefaultResultOrder('ipv4first');
 
 // Modular imports
 const { setupBot } = require('./app/bot/bot');