fix

src/dto/placement.py

@@ -9,9 +9,9 @@ from src import domain
 class PlacementOutput(pydantic.BaseModel):
     id: uuid.UUID
     project_id: uuid.UUID
-    project_channel_title: str
+    project_channel_title: str | None
     placement_channel_id: uuid.UUID
-    placement_channel_title: str
+    placement_channel_title: str | None
     creative_id: uuid.UUID
     creative_name: str
     placement_date: datetime.datetime