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/theme_models.py

@@ -1,9 +1,11 @@
 from __future__ import annotations
+
 import sys
 import tomllib
+
 from dataclasses import dataclass
-from pathlib import Path
-from typing import Any
+from pathlib     import Path
+from typing      import Any
 
 
 VALID_SYNTAX_PALETTES: tuple[str, ...] = ("dark", "light", "mariana", "retro_blue")