feat(vwb): log supervised competence verdicts

tests/unit/test_lea_competence_verdict_api.py

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+from flask import Flask
+import importlib.util
+from pathlib import Path
+
+
+MODULE_PATH = (
+    Path(__file__).resolve().parents[2]
+    / "visual_workflow_builder"
+    / "backend"
+    / "api"
+    / "lea_competences.py"
+)
+SPEC = importlib.util.spec_from_file_location("lea_competences_test_module", MODULE_PATH)
+lea_competences_module = importlib.util.module_from_spec(SPEC)
+assert SPEC and SPEC.loader
+SPEC.loader.exec_module(lea_competences_module)
+lea_competences_bp = lea_competences_module.lea_competences_bp
+
+
+def _app():
+    app = Flask(__name__)
+    app.register_blueprint(lea_competences_bp)
+    return app
+
+
+def test_submit_competence_verdict_endpoint(monkeypatch):
+    def fake_store(competence_id, payload):
+        assert competence_id == "key_win_r_wait_explorer_exe"
+        assert payload["verdict_kind"] == "valid"
+        return {
+            "verdict_id": payload["verdict_id"],
+            "competence_id": competence_id,
+            "verdict_kind": "valid",
+            "duplicate": False,
+            "write_back_enabled": False,
+            "yaml_write": False,
+        }
+
+    monkeypatch.setattr(
+        lea_competences_module,
+        "store_competence_verdict",
+        fake_store,
+    )
+
+    with _app().test_client() as client:
+        response = client.post(
+            "/api/v1/lea/competences/key_win_r_wait_explorer_exe/verdict",
+            json={
+                "verdict_id": "123e4567-e89b-42d3-a456-426614174000",
+                "verdict_kind": "valid",
+            },
+        )
+
+    assert response.status_code == 201
+    data = response.get_json()
+    assert data["success"] is True
+    assert data["write_back_enabled"] is False
+    assert data["yaml_write"] is False
+    assert data["verdict"]["duplicate"] is False
+
+
+def test_submit_competence_verdict_endpoint_returns_duplicate_200(monkeypatch):
+    def fake_store(_competence_id, payload):
+        return {
+            "verdict_id": payload["verdict_id"],
+            "competence_id": "key_win_r_wait_explorer_exe",
+            "verdict_kind": "valid",
+            "duplicate": True,
+            "write_back_enabled": False,
+            "yaml_write": False,
+        }
+
+    monkeypatch.setattr(
+        lea_competences_module,
+        "store_competence_verdict",
+        fake_store,
+    )
+
+    with _app().test_client() as client:
+        response = client.post(
+            "/api/v1/lea/competences/key_win_r_wait_explorer_exe/verdict",
+            json={
+                "verdict_id": "123e4567-e89b-42d3-a456-426614174000",
+                "verdict_kind": "valid",
+            },
+        )
+
+    assert response.status_code == 200
+    assert response.get_json()["duplicate"] is True
+
+
+def test_list_competence_verdicts_endpoint(monkeypatch):
+    monkeypatch.setattr(
+        lea_competences_module,
+        "iter_competence_verdicts",
+        lambda competence_id: [{"competence_id": competence_id, "verdict_kind": "valid"}],
+    )
+
+    with _app().test_client() as client:
+        response = client.get(
+            "/api/v1/lea/competences/key_win_r_wait_explorer_exe/verdicts"
+        )
+
+    data = response.get_json()
+    assert response.status_code == 200
+    assert data["success"] is True
+    assert data["verdicts"] == [
+        {"competence_id": "key_win_r_wait_explorer_exe", "verdict_kind": "valid"}
+    ]