refactor(tests): Add strict type hints to first batch of test files

tests/test_log_management_ui.py

@@ -8,7 +8,8 @@ import gui_2
 from gui_2 import App
 
 @pytest.fixture
-def mock_config(tmp_path):
+@pytest.fixture
+def mock_config(tmp_path: Path) -> Path:
  config_path = tmp_path / "config.toml"
  config_path.write_text("""[projects]
 paths = []
@@ -20,7 +21,8 @@ model = "model"
  return config_path
 
 @pytest.fixture
-def mock_project(tmp_path):
+@pytest.fixture
+def mock_project(tmp_path: Path) -> Path:
  project_path = tmp_path / "project.toml"
  project_path.write_text("""[project]
 name = "test"
@@ -33,7 +35,8 @@ history = []
  return project_path
 
 @pytest.fixture
-def app_instance(mock_config, mock_project, monkeypatch):
+@pytest.fixture
+def app_instance(mock_config: Path, mock_project: Path, monkeypatch: pytest.MonkeyPatch) -> App:
  monkeypatch.setattr("gui_2.CONFIG_PATH", mock_config)
  with patch("project_manager.load_project") as mock_load, \
  patch("session_logger.open_session"):
@@ -54,14 +57,14 @@ def app_instance(mock_config, mock_project, monkeypatch):
    # but python allows calling it directly.
    return app
 
-def test_log_management_init(app_instance):
+def test_log_management_init(app_instance: App) -> None:
  app = app_instance
  assert "Log Management" in app.show_windows
  assert app.show_windows["Log Management"] is False
  assert hasattr(app, "_render_log_management")
  assert callable(app._render_log_management)
 
-def test_render_log_management_logic(app_instance):
+def test_render_log_management_logic(app_instance: App) -> None:
  app = app_instance
  app.show_windows["Log Management"] = True
  # Mock LogRegistry