Support kit dir to be at the root of a volume

scripts/wk/kit/tools.py

@@ -157,7 +157,7 @@ def find_kit_dir(name=None):
     cur_path = cur_path.parent
 
   # Check
-  if cur_path.match(cur_path.anchor):
+  if not cur_path.joinpath(search).exists():
     raise FileNotFoundError(f'Failed to find kit dir, {name=}')
   if name:
     cur_path = cur_path.joinpath(name)