began to go through the files and organize imports and gui_2.py's new context defs

still a bunch to sift through after the last ai passes

src/session_logger.py

@@ -20,11 +20,13 @@ import atexit
 import datetime
 import json
 import threading
-from typing import Any, Optional, TextIO
+
 from pathlib import Path
+from typing  import Any, Optional, TextIO
 
 from src import paths
 
+
 _ts: str = ""            # session timestamp string  e.g. "20260301_142233"
 _session_id: str = ""    # YYYYMMDD_HHMMSS[_Label]
 _session_dir: Optional[Path] = None # Path to the sub-directory for this session