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video-gen-api/app/tasks/celery_app.py

@@ -0,0 +1,17 @@
+from celery import Celery
+from app.config import settings
+
+if settings.REDIS_URL:
+    celery_app = Celery("videogen")
+    celery_app.conf.update(
+        broker_url=settings.REDIS_URL.replace("/0", "/1"),
+        result_backend=settings.REDIS_URL.replace("/0", "/2"),
+        task_serializer="json",
+        accept_content=["json"],
+        task_soft_time_limit=600,
+        task_time_limit=900,
+        worker_prefetch_multiplier=1,
+    )
+    celery_app.autodiscover_tasks(["app.tasks"])
+else:
+    celery_app = None

video-gen-api/app/tasks/cleanup.py

@@ -0,0 +1,50 @@
+import asyncio
+from datetime import datetime, timedelta
+
+from app.tasks.celery_app import celery_app
+
+
+@celery_app.task
+def cleanup_expired_video_urls():
+    """Run hourly. Clear expired video URL tokens."""
+    asyncio.run(_cleanup_urls())
+
+
+async def _cleanup_urls():
+    from app.models.base import async_session
+    from app.models.generation_record import GenerationRecord
+    from sqlalchemy import update
+
+    async with async_session() as db:
+        now = datetime.now()
+        await db.execute(
+            update(GenerationRecord)
+            .where(
+                GenerationRecord.video_url_expires_at.isnot(None),
+                GenerationRecord.video_url_expires_at < now,
+            )
+            .values(video_url_expires_at=None)
+        )
+        await db.commit()
+
+
+@celery_app.task
+def cleanup_old_notifications():
+    """Run daily. Delete read notifications older than 30 days."""
+    asyncio.run(_cleanup_notifications())
+
+
+async def _cleanup_notifications():
+    from app.models.base import async_session
+    from app.models.notification import Notification
+    from sqlalchemy import delete
+
+    async with async_session() as db:
+        cutoff = datetime.now() - timedelta(days=30)
+        await db.execute(
+            delete(Notification).where(
+                Notification.is_read == True,
+                Notification.created_at < cutoff,
+            )
+        )
+        await db.commit()

video-gen-api/app/tasks/video_generation.py

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+# Video generation is now handled by app.services.video_queue
+# This file is kept as an empty shell to avoid import errors.