refactor(tests): Update test suite and API hooks for AppController architecture

tests/test_gui_async_events.py

@@ -1,12 +1,12 @@
 import pytest
 from unittest.mock import MagicMock, patch
 from gui_2 import App
-from events import UserRequestEvent
+from src.events import UserRequestEvent
 
 @pytest.fixture
 def mock_gui() -> App:
  with (
-  patch('gui_2.load_config', return_value={
+  patch('src.models.load_config', return_value={
     "ai": {"provider": "gemini", "model": "model-1"},
     "projects": {"paths": [], "active": ""},
     "gui": {"show_windows": {}}
@@ -15,8 +15,8 @@ def mock_gui() -> App:
   patch('gui_2.project_manager.migrate_from_legacy_config', return_value={}),
   patch('gui_2.project_manager.save_project'),
   patch('gui_2.session_logger.open_session'),
-  patch('gui_2.App._init_ai_and_hooks'),
-  patch('gui_2.App._fetch_models')
+  patch('src.app_controller.AppController._init_ai_and_hooks'),
+  patch('src.app_controller.AppController._fetch_models')
  ):
   gui = App()
   return gui