Build and installation
- Default installation is headless
- Use of `qtpy`, see 321
- Default to `PyQt6`, see 321
New trackers
- [TAPIR](https://deepmind-tapir.github.io/) by DeepMind
New features
- Module 3 GUI: remove all objects outside of a selected segmentation mask, see 373
- Module 3 GUI: add points manually with auto-pilot to zoom to objects, see 340
- Module 3 GUI: improvements to cell cycle annotations, see 303 and 299
- Utilities: select which columns to include in the 'Concatenate acdc output tables' utility, see 364
UI/UX improvements
- Dark/light mode toggle with better colours for the icons (e.g., 360)