fix(test): per-run workspace under tests/artifacts/ (replaces tmp_path_factory)

tests/conftest.py

@@ -11,7 +11,12 @@ import shutil
 from pathlib import Path
 from typing import Generator, Any
 from unittest.mock import patch
+project_root = os.path.abspath(os.path.join(os.path.dirname(__file__), ".."))
+if project_root not in sys.path:
+    sys.path.insert(0, project_root)
 
+_RUN_ID = datetime.datetime.now().strftime("%Y%m%d_%H%M%S")
+_RUN_WORKSPACE = Path(f"tests/artifacts/live_gui_workspace_{_RUN_ID}")
 thirdparty_dir = os.path.join(os.path.dirname(__file__), "..", "thirdparty")
 if thirdparty_dir not in sys.path:
     sys.path.insert(0, thirdparty_dir)
@@ -448,9 +453,8 @@ class _LiveGuiHandle:
   """[M: tests/conftest.py:_LiveGuiHandle.ensure_alive]"""
   return self._respawn_count
 
-
 @pytest.fixture(scope="session")
-def live_gui(request, tmp_path_factory) -> Generator["_LiveGuiHandle", None, None]:
+def live_gui(request) -> Generator["_LiveGuiHandle", None, None]:
  """
  
   
@@ -461,8 +465,8 @@ def live_gui(request, tmp_path_factory) -> Generator["_LiveGuiHandle", None, Non
  diag = VerificationLogger("live_gui_startup", "live_gui_diag")
  diag.log_state("GUI Script", "N/A", "gui_2.py")
  
- # 1. Create a isolated workspace for the live GUI (in pytest tmp dir, not project tree)
+ # 1. Create a isolated workspace for the live GUI (per-run timestamped folder under tests/artifacts/)
- temp_workspace = tmp_path_factory.mktemp("live_gui_workspace")
+ temp_workspace = _RUN_WORKSPACE
  if temp_workspace.exists():
   for _ in range(5):
    try: