Fix the config task

uncloud/tasks.py

@@ -3,11 +3,16 @@ from celery.result import AsyncResult
 
 from .models import UncloudTask
 
-@shared_task
-def cleanup_tasks():
-    print("Cleanup time")
+@shared_task(bind=True)
+def cleanup_tasks(self):
+    print(f"Cleanup time from {self}: {self.request.id}")
     for task in UncloudTask.objects.all():
         print(f"Pruning {task}...")
+
+        if str(task.task_id) == str(self.request.id):
+            print("Skipping myself")
+            continue
+
         res = AsyncResult(id=str(task.task_id))
         if res.ready():
             print(res.get())