Fix YouTube 500 error (n-challenge) and Telegram callback_data overflow

vk-downloader/Dockerfile

@@ -21,5 +21,6 @@ RUN mkdir -p downloads
 ENV PYTHONUNBUFFERED=1
 
 # Gunicorn: 1 worker (последовательная обработка), без таймаута
-CMD ["gunicorn", "--workers=1", "--timeout=0", "--bind=0.0.0.0:5000", "app:app"]
+# Порт берется из переменной окружения PORT (по умолчанию 5000)
+CMD sh -c "gunicorn --workers=1 --timeout=0 --bind=0.0.0.0:${PORT:-5000} app:app"
 

vk-downloader/docker-compose.yml

@@ -3,14 +3,8 @@ services:
     build: .
     container_name: vk_downloader_service
     restart: unless-stopped
-    ports:
-      - "5555:5000"
+    network_mode: host
     volumes:
       - ./downloads:/app/downloads
-    networks:
-      - vk_network
-
-networks:
-  vk_network:
-    driver: bridge
-
+    environment:
+      - PORT=5555