Implement FastAPI Temporal MVP pipeline

app/api/routers/assets.py

@@ -0,0 +1,22 @@
+"""Asset routes."""
+
+from fastapi import APIRouter, Depends
+from sqlalchemy.ext.asyncio import AsyncSession
+
+from app.api.schemas.asset import AssetRead
+from app.application.services.asset_service import AssetService
+from app.infra.db.session import get_db_session
+
+router = APIRouter(prefix="/orders", tags=["assets"])
+asset_service = AssetService()
+
+
+@router.get("/{order_id}/assets", response_model=list[AssetRead])
+async def list_order_assets(
+    order_id: int,
+    session: AsyncSession = Depends(get_db_session),
+) -> list[AssetRead]:
+    """List assets generated for an order."""
+
+    return await asset_service.list_order_assets(session, order_id)
+