## 6.4.0 (2024-09-12)

### Enhancements

- [**feature**] notice: support user defined box styles [#913](https://github.com/McShelby/hugo-theme-relearn/issues/913)
- [**feature**] frontmatter: add `expanded` parameter for shortcodes [#911](https://github.com/McShelby/hugo-theme-relearn/issues/911)
- [**feature**] resources: add `expanded` parameter [#908](https://github.com/McShelby/hugo-theme-relearn/issues/908)
- [**feature**][**change**] notice: collapse borders if single code block is displayed [#906](https://github.com/McShelby/hugo-theme-relearn/issues/906)

### Fixes

- [**bug**] include: don't erroneously remove headings if `hidefirstheading=true` [#914](https://github.com/McShelby/hugo-theme-relearn/issues/914)

### Maintenance

- [**task**] build: add link for migration into changelog [#915](https://github.com/McShelby/hugo-theme-relearn/issues/915)
- [**task**] shortcodes: fix whitespace issues [#907](https://github.com/McShelby/hugo-theme-relearn/issues/907)
