fix worker recovery and docker logs

iaai_scraper/worker/celery_app.py

@@ -1,8 +1,25 @@
 # Инициализация Celery-приложения и периодических задач.
 
 from celery import Celery
+from celery.signals import worker_process_init, setup_logging as celery_setup_logging
 
 from ..core.config import settings
+from ..core.logs import setup_logging
+
+
+@celery_setup_logging.connect
+def _configure_logging(loglevel=None, **kwargs):
+    # Перехватываем логирование Celery и пишем только в stderr (Docker logs).
+    level = settings.log_level if settings.log_level else "INFO"
+    setup_logging(level, None)
+
+
+@worker_process_init.connect
+def _on_worker_process_init(**kwargs):
+    # Повторно настраиваем логирование в каждом дочернем prefork-процессе,
+    # чтобы StreamHandler(stderr) корректно работал после fork.
+    level = settings.log_level if settings.log_level else "INFO"
+    setup_logging(level, None)
 
 
 def _broker_url() -> str:
@@ -39,6 +56,8 @@ celery_app.conf.update(
         "visibility_timeout": settings.celery.broker_visibility_timeout,
     },
     result_expires=86400,
+    worker_redirect_stdouts=False,
+    worker_hijack_root_logger=False,
     beat_schedule={
         "periodic-sync-listing": {
             "task": "iaai_scraper.worker.tasks.sync_listing_task",