docs(campaign): document aggregate report baseline

tests/test_documentation.py

@@ -1,6 +1,7 @@
 from __future__ import annotations
 
 from dataclasses import dataclass
+from pathlib import Path
 from types import SimpleNamespace
 from unittest.mock import patch
 
@@ -364,6 +365,18 @@ def test_aggregate_report_task_never_implies_recipient_detail_or_export_authorit
     assert "export" in topic.metadata["verification"].lower()
 
 
+def test_handbook_distinguishes_shipped_aggregate_reports_from_detailed_report_gaps() -> None:
+    handbook = " ".join(
+        (
+            Path(__file__).resolve().parents[1] / "docs" / "CAMPAIGN_HANDBOOK.md"
+        ).read_text(encoding="utf-8").lower().split()
+    )
+
+    assert "aggregate-only reader ui remains open" not in handbook
+    assert "separate aggregate **reports** surface" in handbook
+    assert "permission-aware action visibility on that detailed surface remains open work" in handbook
+
+
 def test_static_campaign_handbook_has_unique_ids_help_contexts_and_no_planned_resend_claim() -> None:
     from govoplan_campaign.backend.manifest import get_manifest