message: Collapse roadmap by default
diff: @@ -18,6 +18,9 @@ support for [projectional editing][structure-editor-wikipedia] in the future.
  [dhall]: https://dhall-lang.org/
  [structure-editor-wikipedia]: https://en.wikipedia.org/wiki/Structure_editor
  +<details>
  + <summary>Full Roadmap</summary>
  +
  ### Language
  - Basic config language
  @@ -108,3 +111,5 @@ support for [projectional editing][structure-editor-wikipedia] in the future.
  - [ ] References
  - [ ] Papers
  - [ ] Languages
  +
  +</details>
  