fix(backup): preserve alert receipt identity

apps/api/tests/test_awooop_operator_timeline_labels.py

@@ -63,6 +63,7 @@ from src.services.platform_operator_service import (
     _validate_callback_reply_status_filter,
     _validate_cicd_stage_filter,
     _validate_cicd_status_filter,
+    _validate_incident_id_filter,
 )
 
 
@@ -3859,6 +3860,83 @@ def test_remediation_summary_matches_incident_id_filter() -> None:
     assert _remediation_summary_matches_incident_id(None, None)
 
 
+@pytest.mark.parametrize(
+    "incident_id",
+    [
+        "INC-20260714-A1B2",
+        "INC-20260714-A1B2C3D4",
+        "INC-BRR-544862858131AD18",
+        "INC-BRR-0123456789ABCDEF",
+    ],
+)
+def test_validate_incident_id_filter_accepts_legacy_and_backup_restore_ids(
+    incident_id: str,
+) -> None:
+    _validate_incident_id_filter(incident_id)
+
+
+@pytest.mark.parametrize(
+    "incident_id",
+    [
+        "INC-BRR-544862858131AD1",
+        "INC-BRR-544862858131AD188",
+        "INC-BRR-544862858131ad18",
+        "INC-BRR-544862858131ZZ18",
+        "INC-BRR-544862858131AD18-extra",
+        "BRR-544862858131AD18",
+        "arbitrary-incident",
+    ],
+)
+def test_validate_incident_id_filter_rejects_noncanonical_backup_restore_ids(
+    incident_id: str,
+) -> None:
+    with pytest.raises(HTTPException) as exc_info:
+        _validate_incident_id_filter(incident_id)
+
+    assert exc_info.value.status_code == 422
+
+
+@pytest.mark.asyncio
+async def test_status_chain_queries_existing_backup_restore_incident(
+    monkeypatch,
+) -> None:
+    incident_id = "INC-BRR-544862858131AD18"
+    observed: dict[str, object] = {}
+
+    async def fake_history(incident_ids, *, limit):
+        observed["history"] = (incident_ids, limit)
+        return []
+
+    async def fake_status_chain(*, incident_ids, project_id, remediation_history):
+        observed["fetch"] = (incident_ids, project_id, remediation_history)
+        return {
+            "schema_version": "awooop_status_chain_v1",
+            "source_id": incident_ids[0],
+        }
+
+    monkeypatch.setattr(
+        platform_operator_service,
+        "_fetch_run_remediation_history",
+        fake_history,
+    )
+    monkeypatch.setattr(
+        platform_operator_service,
+        "_fetch_awooop_status_chain",
+        fake_status_chain,
+    )
+
+    result = await platform_operator_service.get_awooop_status_chain(
+        project_id="awoooi",
+        incident_ids=[incident_id],
+    )
+
+    assert result["source_id"] == incident_id
+    assert observed == {
+        "history": ([incident_id], 5),
+        "fetch": ([incident_id], "awoooi", []),
+    }
+
+
 def test_list_filter_context_limit_scales_with_candidate_rows() -> None:
     assert _list_filter_context_limit(2) == 500
     assert _list_filter_context_limit(4176) == 16704