- Only support Symfony ^6.1
- Only support PHP ^8.1
- Isolate model variables <> place variables <> transition variables on runtime
- Support transition expression, make it user friendly
- Add custom commands (upload, download, update/assert clipboard)
- Replace symfony/workflow by tienvx/single-color-petrinet
- Only support Symfony 5.2
- Drop Codeception support
- Support PHP 8
- Improve plugin system