  import sys
  import tkinter as tk
  from tkinter import ttk
  from importlib import import_module
  
  from lib.serializer import get_serializer
  
  from .control_helper import ControlPanel, ControlPanelOption
  from .custom_widgets import Tooltip
 
</s> remove from typing import cast, Dict, Generator, List, Tuple, TYPE_CHECKING, Union
 </s> add from typing import cast, Dict, Generator, List, Tuple, TYPE_CHECKING
from typing import Dict, TYPE_CHECKING
  import sys
  import tkinter as tk
  from tkinter import ttk
from typing import Dict, TYPE_CHECKING
  from importlib import import_module
  
  from lib.serializer import get_serializer
  
  from .control_helper import ControlPanel, ControlPanelOption
  from .custom_widgets import Tooltip
keep keep add keep keep keep keep keep keep
 Preview - Allow mask color/opacity configuration
  - typing: lib.config
  - docs: lib.config
  - bugfix: popup_configure - keep assets on top 
lib/gui/popup_configure.py