# Cecil 9.0.0 released

This major release of Cecil introduces a **nested section hierarchy** and breadcrumb generation to make navigation easier on structured sites.

### Improvements

- Added a [nested section hierarchy](/documentation/content/#sub-section)
- Added [breadcrumbs](/documentation/templates/#nested-sections)
- Migrated to the [Intervention Image v4](https://image.intervention.io/v4)

### Breaking changes

- **PHP 8.2 is no longer supported**. PHP 8.3 or higher is now required.

### Fixes

- Fixed nested markup in list templates

### Miscellaneous

- Added unit tests covering several core classes

See the [documentation](/documentation/), [download](/download/), or [update instructions](/download/#update).