Fix Workflow Index purity failure from naming bootstrap classification

src/backend/workflows/workflow_purity_report.py

@@ -501,6 +501,8 @@
     {
         "src/backend/services/academic_roster_workflow_vontology_service.py",
         "src/backend/services/concept_search_instance_retrieval_workflow_vontology_service.py",
+        # Startup seed support; runtime naming resolves the published Vontology graph.
+        "src/backend/services/conversation_naming_workflow_vontology_service.py",
         "src/backend/services/conversation_turn_workflow_vontology_service.py",
         "src/backend/services/email_source_representation_convergence_workflow_vontology_service.py",
         "src/backend/services/entity_information_retrieval_workflow_vontology_service.py",

tests/backend/test_conversation_naming_workflow.py

@@ -272,11 +272,39 @@ def test_concurrent_title_is_preserved_and_later_page_still_progresses(world):
     assert world["names"]["named"] == "User chosen title"
 
 
-def test_bootstrap_preserves_published_authority(world):
+def test_bootstrap_preserves_published_authority(world, monkeypatch):
+    from src.backend.services import (
+        conversation_naming_workflow_vontology_service as naming,
+    )
+    from src.backend.services.text_value_service import (
+        get_texts_for_concept,
+        upsert_singleton_text_relation,
+    )
+
+    custom_prompt = "Independently revised naming instructions in Vontology."
+    upsert_singleton_text_relation(
+        subject_concept_id=naming.CONVERSATION_NAMING_PROMPT_CONCEPT_ID,
+        predicate="hasContent",
+        text=custom_prompt,
+        lang="en-NZ",
+    )
+
+    def forbidden_prompt_seed():
+        pytest.fail("An existing live prompt must not be replaced with its repo seed")
+
+    monkeypatch.setattr(
+        naming, "_load_conversation_naming_prompt_seed_text", forbidden_prompt_seed
+    )
     report = bootstrap_canonical_conversation_naming_workflow()
     assert report["success"], report
     assert report["prompt_support"]["seeded_prompt_count"] == 0
     assert report["publication"]["counts"]["workflows_published"] == 0
+    texts = get_texts_for_concept(naming.CONVERSATION_NAMING_PROMPT_CONCEPT_ID)
+    assert any(item.get("text") == custom_prompt for item in texts)
+    assert (
+        load_workflow_definition_from_vontology(CONVERSATION_NAMING_WORKFLOW_ID)
+        is not None
+    )
 
 
 def test_hourly_schedule_verifies_and_due_occurrence_executes(monkeypatch, world):

tests/backend/test_repo_seed_authority_guardrails.py

@@ -29,3 +29,23 @@ def test_vontology_first_seed_fallback_contracts_have_no_violations() -> None:
         "before authoritative Vontology resolution in at least one guarded path.\n"
         f"{violations}"
     )
+
+
+def test_naming_bootstrap_does_not_admit_runtime_seed_imports(tmp_path) -> None:
+    bootstrap = "src/backend/services/conversation_naming_workflow_vontology_service.py"
+    runtime = "src/backend/services/conversation_naming_service.py"
+    source = "from .workflow_repo_seed_bootstrap import bootstrap_repo_seed_workflow_bundle\n"
+    for relative_path in (bootstrap, runtime):
+        path = tmp_path / relative_path
+        path.parent.mkdir(parents=True, exist_ok=True)
+        path.write_text(source, encoding="utf-8")
+
+    report = build_workflow_purity_report(
+        registry=None, project_root=tmp_path, baseline_path=tmp_path / "baseline.json"
+    )
+    drift = report["details"]["repo_seed_authority_drift"]
+    assert drift["offending_paths"] == [runtime]
+    assert report["counters"]["repo_seed_authority_drift_path_count"] == 1
+    assert any(
+        item["path"] == bootstrap and item["allowed"] for item in drift["matches"]
+    )