add delay after each sent post

main.py

@@ -2,6 +2,7 @@ import asyncio
 import logging
 import os
 import random
+from asyncio import sleep
 from io import BytesIO
 from pathlib import Path
 from tempfile import TemporaryFile, TemporaryDirectory
@@ -122,6 +123,7 @@ async def check_updates():
                 if already_sent[i]:
                     continue
                 await send_post(posts[i], tag_list)
+                await sleep(.1)
 
 
 @dp.message_handler(filters.IDFilter(chat_id=user_ids), commands=['add'])