Refactor model imports and update admin classes to use pghistory for historical tracking; replace HistoricalModel with TrackedModel in relevant models

location/models.py

@@ -3,10 +3,12 @@ from django.db import models
 from django.contrib.contenttypes.fields import GenericForeignKey
 from django.contrib.contenttypes.models import ContentType
 from django.core.validators import MinValueValidator, MaxValueValidator
-from simple_history.models import HistoricalRecords
 from django.contrib.gis.geos import Point
+import pghistory
+from history_tracking.models import TrackedModel
 
-class Location(models.Model):
+@pghistory.track()
+class Location(TrackedModel):
     """
     A generic location model that can be associated with any model
     using GenericForeignKey. Stores detailed location information
@@ -63,7 +65,6 @@ class Location(models.Model):
     # Metadata
     created_at = models.DateTimeField(auto_now_add=True)
     updated_at = models.DateTimeField(auto_now=True)
-    history = HistoricalRecords()
 
     class Meta:
         indexes = [