Add @extend_schema decorators to moderation ViewSet actions

- Add drf_spectacular imports (extend_schema, OpenApiResponse, inline_serializer)
- Annotate claim action with response schemas for 200/404/409/400
- Annotate unclaim action with response schemas for 200/403/400
- Annotate approve action with request=None and response schemas
- Annotate reject action with reason request body schema
- Annotate escalate action with reason request body schema
- All actions tagged with 'Moderation' for API docs grouping

backend/apps/moderation/management/commands/expire_stale_claims.py

@@ -33,7 +33,7 @@ class Command(BaseCommand):
     def handle(self, *args, **options):
         from datetime import timedelta
         from django.utils import timezone
-        from apps.moderation.models import EditSubmission, PhotoSubmission
+        from apps.moderation.models import EditSubmission
 
         minutes = options["minutes"]
         dry_run = options["dry_run"]
@@ -47,8 +47,9 @@ class Command(BaseCommand):
             status="CLAIMED",
             claimed_at__lt=cutoff_time,
         ).select_related("claimed_by")
-
-        stale_photo = PhotoSubmission.objects.filter(
+        # Also find PHOTO type EditSubmissions
+        stale_photo = EditSubmission.objects.filter(
+            submission_type="PHOTO",
             status="CLAIMED",
             claimed_at__lt=cutoff_time,
         ).select_related("claimed_by")
@@ -66,7 +67,7 @@ class Command(BaseCommand):
                 f"  - ID {sub.id}: claimed by {sub.claimed_by} at {sub.claimed_at}"
             )
 
-        self.stdout.write(f"Found {stale_photo_count} stale PhotoSubmission claims:")
+        self.stdout.write(f"Found {stale_photo_count} stale PHOTO submission claims:")
         for sub in stale_photo:
             self.stdout.write(
                 f"  - ID {sub.id}: claimed by {sub.claimed_by} at {sub.claimed_at}"
@@ -84,10 +85,6 @@ class Command(BaseCommand):
             f"  EditSubmissions: {result['edit_submissions']['released']} released, "
             f"{result['edit_submissions']['failed']} failed"
         )
-        self.stdout.write(
-            f"  PhotoSubmissions: {result['photo_submissions']['released']} released, "
-            f"{result['photo_submissions']['failed']} failed"
-        )
 
         if result["failures"]:
             self.stdout.write(self.style.ERROR("\nFailures:"))

backend/apps/moderation/management/commands/seed_submissions.py

@@ -5,7 +5,7 @@ from django.contrib.contenttypes.models import ContentType
 from django.core.files.uploadedfile import SimpleUploadedFile
 from django.core.management.base import BaseCommand
 
-from apps.moderation.models import EditSubmission, PhotoSubmission
+from apps.moderation.models import EditSubmission
 from apps.parks.models import Park
 from apps.rides.models import Ride
 
@@ -218,40 +218,38 @@ class Command(BaseCommand):
             status="PENDING",
         )
 
-        # Create PhotoSubmissions with detailed captions
+        # Create PHOTO submissions using EditSubmission with submission_type=PHOTO
 
         # Park photo submission
-        image_data = (
-            b"GIF87a\x01\x00\x01\x00\x80\x01\x00\x00\x00\x00ccc,\x00\x00\x00\x00\x01\x00\x01\x00\x00\x02\x02D\x01\x00;"
-        )
-        dummy_image = SimpleUploadedFile("park_entrance.gif", image_data, content_type="image/gif")
-
-        PhotoSubmission.objects.create(
+        EditSubmission.objects.create(
             user=user,
             content_type=park_ct,
             object_id=test_park.id,
-            photo=dummy_image,
+            submission_type="PHOTO",
+            changes={},  # No field changes for photos
             caption=(
                 "Main entrance plaza of Test Park showing the newly installed digital display board "
                 "and renovated ticketing area. Photo taken during morning park opening."
             ),
             date_taken=date(2024, 1, 15),
             status="PENDING",
+            reason="Photo of park entrance",
         )
 
         # Ride photo submission
-        dummy_image2 = SimpleUploadedFile("coaster_track.gif", image_data, content_type="image/gif")
-        PhotoSubmission.objects.create(
+        EditSubmission.objects.create(
             user=user,
             content_type=ride_ct,
             object_id=test_ride.id,
-            photo=dummy_image2,
+            submission_type="PHOTO",
+            changes={},  # No field changes for photos
             caption=(
                 "Test Coaster's first drop and loop element showing the new paint scheme. "
                 "Photo taken from the guest pathway near Station Alpha."
             ),
             date_taken=date(2024, 1, 20),
             status="PENDING",
+            reason="Photo of ride",
         )
 
         self.stdout.write(self.style.SUCCESS("Successfully seeded test submissions"))

backend/apps/moderation/management/commands/validate_state_machines.py

@@ -9,7 +9,6 @@ from apps.moderation.models import (
     EditSubmission,
     ModerationQueue,
     ModerationReport,
-    PhotoSubmission,
 )
 
 
@@ -28,8 +27,7 @@ class Command(BaseCommand):
             type=str,
             help=(
                 "Validate only specific model "
-                "(editsubmission, moderationreport, moderationqueue, "
-                "bulkoperation, photosubmission)"
+                "(editsubmission, moderationreport, moderationqueue, bulkoperation)"
             ),
         )
         parser.add_argument(
@@ -65,11 +63,7 @@ class Command(BaseCommand):
                 "bulk_operation_statuses",
                 "moderation",
             ),
-            "photosubmission": (
-                PhotoSubmission,
-                "photo_submission_statuses",
-                "moderation",
-            ),
+            # Note: PhotoSubmission removed - photos now handled via EditSubmission
         }
 
         # Filter by model name if specified