[fix]. Log rejected non-allowlisted repos

tests/test_webhook.py

@@ -147,6 +147,34 @@ def test_webhook_logs_when_codex_command_is_not_review(monkeypatch) -> None:
     assert any("Webhook without @codex review command" in item for item in messages)
 
 
+def test_webhook_logs_when_repo_not_allowed(monkeypatch) -> None:
+    messages: list[str] = []
+
+    def _log_info(message: str, *args, **_kwargs) -> None:
+        messages.append(message % args if args else message)
+
+    monkeypatch.setattr("gitea_codex_bot.main.logger.info", _log_info)
+    client = TestClient(app)
+    payload_obj = _payload("@codex review", username="alice", comment_id=225)
+    payload_obj["repository"]["full_name"] = "acme/not-allowed"
+    raw = json.dumps(payload_obj).encode()
+
+    response = client.post(
+        "/webhook/gitea",
+        content=raw,
+        headers={
+            "X-Gitea-Event": "issue_comment",
+            "X-Gitea-Delivery": "d-6",
+            "X-Gitea-Signature": _sign(raw),
+            "Content-Type": "application/json",
+        },
+    )
+
+    assert response.status_code == 200
+    assert response.json()["reason"] == "repo not allowed"
+    assert any("Webhook ignored: repo not in ALLOWED_REPOS" in item for item in messages)
+
+
 def test_webhook_rejects_review_when_repo_config_disabled(monkeypatch) -> None:
     posted_comments: list[str] = []