Refactor code structure and remove redundant changes

django-backend/config/__init__.py

@@ -0,0 +1,11 @@
+"""
+ThrillWiki Django configuration package.
+
+This module ensures the Celery app is loaded when Django starts
+so that @shared_task decorators can use it.
+"""
+
+# Load Celery app when Django starts
+from .celery import app as celery_app
+
+__all__ = ('celery_app',)