Fix logging configuration for Celery tasks (#5563)

{{cookiecutter.project_slug}}/config/celery_app.py

@@ -1,6 +1,7 @@
 import os
 
 from celery import Celery
+from celery.signals import setup_logging
 
 # set the default Django settings module for the 'celery' program.
 os.environ.setdefault("DJANGO_SETTINGS_MODULE", "config.settings.local")
@@ -13,5 +14,15 @@
 #   should have a `CELERY_` prefix.
 app.config_from_object("django.conf:settings", namespace="CELERY")
 
+
+@setup_logging.connect
+def config_loggers(*args, **kwargs):
+    from logging.config import dictConfig
+
+    from django.conf import settings
+
+    dictConfig(settings.LOGGING)
+
+
 # Load task modules from all registered Django app configs.
 app.autodiscover_tasks()

{{cookiecutter.project_slug}}/config/settings/base.py

@@ -327,6 +327,8 @@
 CELERY_WORKER_SEND_TASK_EVENTS = True
 # https://docs.celeryq.dev/en/stable/userguide/configuration.html#std-setting-task_send_sent_event
 CELERY_TASK_SEND_SENT_EVENT = True
+# https://cheat.readthedocs.io/en/latest/django/celery.html
+CELERYD_HIJACK_ROOT_LOGGER = False
 
 {%- endif %}
 # django-allauth