## Launch Checklist
- Resolves#891
This PR upgrades code mirror from version 5 to version 6.
It should not change any functionality dramatically.
The filter and other expressions have line numbers now as I was not able
to remove those without introducing a lot of code, which I preferred not
to.
Before:
<img width="571" height="933" alt="image"
src="https://github.com/user-attachments/assets/02f047ee-0857-4eb1-9431-2620099ea025"
/>
After:
<img width="571" height="933" alt="image"
src="https://github.com/user-attachments/assets/7cf60155-7cd9-4c06-915e-dec2ae8247fc"
/>
- [x] Briefly describe the changes in this PR.
- [x] Link to related issues.
- [x] Include before/after visuals or gifs if this PR includes visual
changes.
- [x] Write tests for all new functionality.
- [x] Add an entry to `CHANGELOG.md` under the `## main` section.
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Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>