#### Features 🚀

#### Improvements 🧹

- Sequence diagram edge groups account for edge label heights [#2038](https://github.com/terrastruct/d2/pull/2038)
- Sequence diagram self-referential edges account for edge label heights [#2040](https://github.com/terrastruct/d2/pull/2040)
- Sequence diagram: The spacing between self-referential edges and regular edges is uniform  [#2043](https://github.com/terrastruct/d2/pull/2043)

#### Bugfixes ⛑️