tests/test_api_placement.py

@@ -8,6 +8,7 @@ endpoints gate on run state, and that a list response stays small.
 import pytest
 from sqlalchemy import select
 
+import backend.app.tasks.library_placement  # noqa: F401 — register tasks
 from backend.app.celery_app import celery
 from backend.app.models import Artist, LibraryPlacementRun