Add migrations for ParkPhoto and RidePhoto models with associated events

- Created ParkPhoto and ParkPhotoEvent models in the parks app, including fields for image, caption, alt text, and relationships to the Park model.
- Implemented triggers for insert and update operations on ParkPhoto to log changes in ParkPhotoEvent.
- Created RidePhoto and RidePhotoEvent models in the rides app, with similar structure and functionality as ParkPhoto.
- Added fields for photo type in RidePhoto and implemented corresponding triggers for logging changes.
- Established necessary indexes and unique constraints for both models to ensure data integrity and optimize queries.

backend/apps/api/v1/history/views.py

@@ -5,12 +5,10 @@ This module provides ViewSets for accessing historical data and change tracking
 across all models in the ThrillWiki system using django-pghistory.
 """
 
-from django_filters.rest_framework import DjangoFilterBackend
 from drf_spectacular.utils import extend_schema, extend_schema_view, OpenApiParameter
 from drf_spectacular.types import OpenApiTypes
 from rest_framework.filters import OrderingFilter
 from rest_framework.permissions import AllowAny
-from rest_framework.request import Request
 from rest_framework.response import Response
 from rest_framework.viewsets import ReadOnlyModelViewSet
 from django.shortcuts import get_object_or_404