feat(vwb): log supervised competence verdicts

tests/unit/test_supervised_popup_guard.py

@@ -0,0 +1,38 @@
+from visual_workflow_builder.backend.services.supervised_popup_guard import (
+    build_unexpected_popup_pause,
+)
+
+
+def test_unexpected_popup_builds_pause_without_auto_resolution():
+    pause = build_unexpected_popup_pause(
+        {"pattern": "confirm_save_overwrite", "title": "Enregistrer sous"},
+        expected_state={
+            "window_title_in": ["Executer"],
+            "process_active": "explorer.exe",
+        },
+        competence_id="key_win_r_wait_explorer_exe",
+        source_method_id="step_2_wait_state",
+    )
+
+    assert pause is not None
+    assert pause["needs_human"] is True
+    assert pause["pause_reason"] == "unexpected_popup"
+    assert pause["auto_resolution"] is False
+    assert pause["write_back_enabled"] is False
+    assert pause["detected_popup"]["title"] == "Enregistrer sous"
+
+
+def test_expected_popup_title_does_not_build_pause():
+    pause = build_unexpected_popup_pause(
+        {"pattern": "run_dialog", "title": "Executer"},
+        expected_state={"window_title_in": ["Executer"]},
+    )
+
+    assert pause is None
+
+
+def test_missing_popup_does_not_build_pause():
+    assert build_unexpected_popup_pause(
+        None,
+        expected_state={"window_title_in": ["Executer"]},
+    ) is None