implement queue for channel helper

feeds/modules/vk_feed.py

@@ -1,12 +1,6 @@
-import os
-import tempfile
-from io import BytesIO
-
-import requests
 import sentry_sdk
 from django.db import models
 from djconfig import config
-from python_anticaptcha import AnticaptchaClient, ImageToTextTask
 from telebot import TeleBot
 from telebot.types import InputMediaPhoto
 from vk_api import VkApi