feat: Implement MFA authentication, add ride statistics model, and update various services, APIs, and tests across the application.

backend/apps/rides/managers.py

@@ -3,23 +3,23 @@ Custom managers and QuerySets for Rides models.
 Optimized queries following Django styleguide patterns.
 """
 
-from typing import Optional, List, Union
-from django.db.models import Q, F, Count, Prefetch
+
+from django.db.models import Count, F, Prefetch, Q
 
 from apps.core.managers import (
-    BaseQuerySet,
     BaseManager,
-    ReviewableQuerySet,
+    BaseQuerySet,
     ReviewableManager,
-    StatusQuerySet,
+    ReviewableQuerySet,
     StatusManager,
+    StatusQuerySet,
 )
 
 
 class RideQuerySet(StatusQuerySet, ReviewableQuerySet):
     """Optimized QuerySet for Ride model."""
 
-    def by_category(self, *, category: Union[str, List[str]]):
+    def by_category(self, *, category: str | list[str]):
         """Filter rides by category."""
         if isinstance(category, list):
             return self.filter(category__in=category)
@@ -119,10 +119,10 @@ class RideQuerySet(StatusQuerySet, ReviewableQuerySet):
     def search_by_specs(
         self,
         *,
-        min_height: Optional[int] = None,
-        max_height: Optional[int] = None,
-        min_speed: Optional[float] = None,
-        inversions: Optional[bool] = None,
+        min_height: int | None = None,
+        max_height: int | None = None,
+        min_speed: float | None = None,
+        inversions: bool | None = None,
     ):
         """Search rides by physical specifications."""
         queryset = self