fix

app/storage/mongo/tasks.py

@@ -1,7 +1,6 @@
 import bson
 import datetime
 import pydantic
-import typing
 
 from app.storage.mongo import database
 from app.utils import time
@@ -27,7 +26,7 @@ async def add_task(task: Task) -> str:
     return result.inserted_id
 
 
-async def take_task(queue: str) -> typing.Optional[Task]:
+async def take_task(queue: str) -> Task|None:
     now = time.now()
     async for raw_task in collection.find({'queue': queue, 'available_from': {'$lte': now}}):
         task = Task.model_validate(raw_task)