feat(carousel): wire is_featured flag to consumer featured events API

ConsumerFeaturedEventsView now includes events with is_featured=True
alongside ad placement results. Placement events retain priority;
is_featured events are appended, deduped, and capped at 10 total.

ad_control/views.py

@@ -9,6 +9,7 @@ import math
 from datetime import datetime
 
 from django.utils import timezone
+from django.utils.dateparse import parse_datetime
 from django.db import models as db_models
 from django.db.models import Q, Count, Max
 from rest_framework.views import APIView
@@ -58,7 +59,7 @@ def _serialize_picker_event(e):
         'endDate': str(e.end_date) if e.end_date else '',
         'organizer': e.partner.name if e.partner else 'Eventify',
         'organizerLogo': '',
-        'category': e.event_type.name if e.event_type else '',
+        'category': e.event_type.event_type if e.event_type else '',
         'coverImage': cover,
         'approvalStatus': 'APPROVED' if e.event_status == 'published' else (
             'REJECTED' if e.event_status == 'cancelled' else 'PENDING'
@@ -212,8 +213,8 @@ class PlacementListCreateView(APIView):
             priority=priority,
             scope=scope,
             rank=max_rank + 1,
-            start_at=datetime.fromisoformat(start_at) if start_at else None,
-            end_at=datetime.fromisoformat(end_at) if end_at else None,
+            start_at=parse_datetime(start_at) if start_at else None,
+            end_at=parse_datetime(end_at) if end_at else None,
             boost_label=boost_label,
             notes=notes,
             created_by=request.user,
@@ -243,9 +244,9 @@ class PlacementDetailView(APIView):
             return JsonResponse({'success': False, 'message': 'Placement not found'}, status=404)
 
         if 'startAt' in data:
-            placement.start_at = datetime.fromisoformat(data['startAt']) if data['startAt'] else None
+            placement.start_at = parse_datetime(data['startAt']) if data['startAt'] else None
         if 'endAt' in data:
-            placement.end_at = datetime.fromisoformat(data['endAt']) if data['endAt'] else None
+            placement.end_at = parse_datetime(data['endAt']) if data['endAt'] else None
         if 'scope' in data:
             placement.scope = data['scope']
         if 'priority' in data:
@@ -507,8 +508,27 @@ class ConsumerFeaturedEventsView(APIView):
                 user_lng=user_lng,
             )
 
+            # IDs already covered by ad placements (used for dedup)
+            placement_ids = {p.event_id for p in placements}
+
+            # Start with placement events (they take priority)
             events = [_serialize_event_for_consumer(p.event) for p in placements]
 
+            # Append is_featured events that aren't already in the placement set
+            featured_qs = (
+                Event.objects
+                .filter(is_featured=True, event_status='published')
+                .exclude(id__in=placement_ids)
+                .order_by('-start_date', '-created_date')
+            )
+            for evt in featured_qs:
+                if len(events) >= 10:
+                    break
+                events.append(_serialize_event_for_consumer(evt))
+
+            # Cap at 10 total
+            events = events[:10]
+
             return JsonResponse({'status': 'success', 'events': events})
         except Exception as e:
             return JsonResponse({'status': 'error', 'message': str(e)}, status=500)