- Implemented an editor selection dialog with a callback for selecting various editor types, improving user interaction.
- Added keyboard shortcuts for quick access to different editors, enhancing workflow efficiency.
- Updated the menu structure to include options for the editor selection dialog and improved session management features.
- Enhanced the welcome screen logic to optionally show the editor selection dialog after loading a ROM, streamlining the user experience.
- Moved `menu_builder.cc` to a new `ui` directory for better organization.
- Updated `EditorManager` to generate unique ImGui IDs for multi-session support, ensuring separate window handling.
- Added session ID management in `EditorContext` for improved child panel identification.
- Introduced a new `MenuBuilder` class for streamlined ImGui menu creation, enhancing UI maintainability.
