fix: preserve logical projection provenance

tests/test_postgres_store.py

@@ -64,6 +64,9 @@ def test_durable_store_survives_reopen_and_keeps_event_families_separate(tmp_pat
     assert {item["family"] for item in progress["data"]["items"]} == {"progress"}
     assert {item["family"] for item in interaction["data"]["items"]} == {"interaction"}
     assert progress["provenance"]["source_system"] == "hub-core-postgresql"
+    assert registry["data"]["rebuild_from"] == ["hub_descriptors", "hub_manifests"]
+    assert progress["data"]["rebuild_from"] == ["progress_events"]
+    assert interaction["data"]["rebuild_from"] == ["interaction_events"]
 
     async def audit_count() -> int:
         async with second_store.sessions() as session: