Update core/integrations/telegram_bot.py

core/integrations/telegram_bot.py

@@ -226,17 +226,24 @@ async def button_handler(update: Update, context: ContextTypes.DEFAULT_TYPE):
             )
 
 
-# ==== INICIAR BOT ====
+import httpx
+
 async def start_bot():
-    app = ApplicationBuilder().token(TELEGRAM_TOKEN).build()
-    
+    # Cliente HTTP con timeout total y por lectura de 60 segundos
+    client = httpx.AsyncClient(timeout=httpx.Timeout(60.0, read=60.0))
+
+    app = ApplicationBuilder() \
+        .token(TELEGRAM_TOKEN) \
+        .http_client(client) \
+        .build()
+
     app.add_handler(CommandHandler("start", start))
     app.add_handler(MessageHandler(filters.ALL, handle_message))
     app.add_handler(CallbackQueryHandler(button_handler))
 
     print("🤖 EduLLM Bot en ejecución...")
 
-    # 🔁 Esta secuencia evita que se cierre el event loop
     await app.initialize()
     await app.start()
     await app.updater.start_polling()
+