Refactor API structure and add comprehensive user management features

- Restructure API v1 with improved serializers organization
- Add user deletion requests and moderation queue system
- Implement bulk moderation operations and permissions
- Add user profile enhancements with display names and avatars
- Expand ride and park API endpoints with better filtering
- Add manufacturer API with detailed ride relationships
- Improve authentication flows and error handling
- Update frontend documentation and API specifications

backend/apps/parks/forms.py

@@ -1,12 +1,14 @@
 from django import forms
 from decimal import Decimal, InvalidOperation, ROUND_DOWN
-from autocomplete import AutocompleteWidget
+from autocomplete.core import register
+from autocomplete.shortcuts import ModelAutocomplete
+from autocomplete.widgets import AutocompleteWidget
 from .models import Park
 from .models.location import ParkLocation
-from .querysets import get_base_park_queryset
 
 
-class ParkAutocomplete(forms.Form):
+@register
+class ParkAutocomplete(ModelAutocomplete):
     """Autocomplete for searching parks.
 
     Features:
@@ -19,25 +21,6 @@ class ParkAutocomplete(forms.Form):
     model = Park
     search_attrs = ["name"]  # We'll match on park names
 
-    def get_search_results(self, search):
-        """Return search results with related data."""
-        return (
-            get_base_park_queryset()
-            .filter(name__icontains=search)
-            .select_related("operator", "property_owner")
-            .order_by("name")
-        )
-
-    def format_result(self, park):
-        """Format each park result with status and location."""
-        location = park.formatted_location
-        location_text = f" • {location}" if location else ""
-        return {
-            "key": str(park.pk),
-            "label": park.name,
-            "extra": f"{park.get_status_display()}{location_text}",
-        }
-
 
 class ParkSearchForm(forms.Form):
     """Form for searching parks with autocomplete."""