fix(registrar): register newly closed workplans

Assistant: codex
Assistant-Model: gpt-5.6-sol
Assistant-Session: 01a023c0-a0a3-7c03-b395-5a0d2757214d

src/repo_manager/commands/registrar_reconcile.py

@@ -67,12 +67,21 @@ def _missing_identifiers(repo: Path) -> dict[str, list[str]]:
             parsed = parse_workplan_file(path, repo_root=repo)
             if parsed.frontmatter.get("type") != "workplan" or not parsed.id:
                 continue
-            # Closed records are frozen provenance under ADR-007. State Hub also
-            # deliberately refuses to create missing task rows for them.
-            if (parsed.status or "").strip().lower() in {"finished", "archived"}:
-                continue
             if not parsed.state_hub_workstream_id:
                 workplans.append(parsed.id)
+                # C-06 creates a newly discovered workplan and its tasks as one
+                # registration unit, including closed file-backed provenance.
+                # Include those task gaps so post-verification cannot report a
+                # false success after creating only the parent.
+                for task in parsed.tasks:
+                    if task.id and not task.state_hub_task_id:
+                        tasks.append(task.id)
+                continue
+            # Once a closed workplan is linked, missing task identifiers are
+            # frozen historical artefacts. State Hub's C-11 fixer deliberately
+            # refuses to create them.
+            if (parsed.status or "").strip().lower() in {"finished", "archived"}:
+                continue
             for task in parsed.tasks:
                 if task.id and not task.state_hub_task_id:
                     tasks.append(task.id)

tests/test_registrar_reconcile.py

@@ -51,13 +51,30 @@ def test_requires_explicit_primary_confirmation(tmp_path: Path) -> None:
     assert result.error and result.error["code"] == "confirmation_required"
 
 
-def test_closed_records_are_not_registrar_work(tmp_path: Path) -> None:
+def test_unlinked_closed_workplan_is_registrar_work(tmp_path: Path) -> None:
     repo = _fixture(tmp_path)
     workplan = repo / "workplans" / "DEMO-WP-0001.md"
     workplan.write_text(
         workplan.read_text(encoding="utf-8").replace("status: active", "status: finished"),
         encoding="utf-8",
     )
+    assert rr._missing_identifiers(repo) == {
+        "workplans": ["DEMO-WP-0001"],
+        "tasks": ["DEMO-WP-0001-T01"],
+        "intakes": [],
+        "decisions": [],
+    }
+
+
+def test_linked_closed_workplan_does_not_reopen_historical_task_gaps(tmp_path: Path) -> None:
+    repo = _fixture(tmp_path)
+    workplan = repo / "workplans" / "DEMO-WP-0001.md"
+    text = workplan.read_text(encoding="utf-8")
+    text = text.replace(
+        "status: active\n---",
+        'status: finished\nstate_hub_workstream_id: "11111111-1111-4111-8111-111111111111"\n---',
+    )
+    workplan.write_text(text, encoding="utf-8")
     assert rr._missing_identifiers(repo) == {
         "workplans": [],
         "tasks": [],