feat(vwb): add dashboard competence testing and health tools

tests/unit/test_dashboard_routes.py

@@ -63,6 +63,16 @@ class TestDashboardRoutes:
         assert 'competences' in data
         assert 'items' in data['competences']
 
+    def test_knowledge_base_page_includes_test_safety_guards(self, client):
+        """Le bouton Tester embarque les garde-fous Win+R et evidence vide."""
+        resp = client.get('/knowledge-base')
+        assert resp.status_code == 200
+        html = resp.get_data(as_text=True)
+        assert 'confirmRunDialogReplay' in html
+        assert 'peut ouvrir Win+R / Exécuter' in html
+        assert 'hasReplayEvidence' in html
+        assert 'Verdict valide refusé' in html
+
     def test_dashboard_replay_competence_proxy(self, client, monkeypatch):
         """Le dashboard lance un replay competence supervise via streaming."""
         calls = []