#### Features 🚀
- Tooltips on shapes. See [https://d2lang.com/tour/tooltips](https://d2lang.com/tour/tooltips). [#545](https://github.com/terrastruct/d2/pull/545)
#### Improvements 🧹
#### Bugfixes ⛑️
- Restricts where `near` key constant values can be used, with good error messages, instead of erroring (e.g. setting `near: top-center` on a container would cause bad layouts or error). [#538](https://github.com/terrastruct/d2/pull/538)