- Replaced `SDL_Deleter` with `util::SDL_Deleter` in window creation for better utility usage.
- Updated file dialog methods to consistently reference `core::FeatureFlags` for feature flag checks.
- Refactored file extension retrieval in `EditorManager` to use `util::GetFileExtension` for consistency.
- Adjusted `MusicEditor` constructor to accept a ROM pointer, enhancing initialization clarity.
- Commented out unused code in `MusicEditor` to improve readability and maintainability.
- Updated include paths in `overworld_editor.cc` for better organization.
- Cleaned up commented-out code in `editor_selection_dialog.cc` and `welcome_screen.cc` for clarity.
- Refactored RecentFilesManager to utilize the utility function for ensuring the configuration directory exists, enhancing code clarity.
- Updated ThemeManager to use the utility function for retrieving file names, improving consistency across the codebase.
- Adjusted selected_editor initialization in EditorSelectionDialog to use static_cast for better type safety.
- Removed references to the old `EnhancedPaletteEditor` and replaced it with the new `PaletteWidget` across various files, including canvas and context menu implementations.
- Updated CMake configurations to include the new `palette_widget` source files, ensuring proper integration into the build system.
- Refactored GUI code to enhance modularity and maintainability, improving the overall user experience in palette management and editing functionalities.
- Introduced new UI components for background rendering and editor selection dialogs, enhancing the application's graphical interface.
