Botho

Cancelling onMediaSeekRequest does not reset TimeSlider when paused

1

### Current Behavior: It seems both ways of canceling the `onMediaSeekRequest` from the [Docs](https://www.vidstack.io/docs/player/core-concepts/events#cancelling-requests) functionally work but the Thumb still moves to the seeked position. When the player is playing...

refactor(editor): simplify editor plugin config, remove testingsecret image upload

2

- only rows, image and textplugin have configs now, and also less fields - no plugin needs variables in `create-plugin.tsx` (no `create[…]Plugin`) any more - only support for new media...

refactor: replace KaTeX with MathML, temml and Fira Math font

3

Experiment. Demo: https://frontend-git-katex-to-mathml-serlo.vercel.app/community/298700/lerne-latex Current version: http://serlo.org/community/298700/lerne-latex I would like to test this on serlo.org staging, ~but it needs a way import styles before releasing in the editor~ I just realized...

Deployment

2

--- ## Changes: ### apps - #4564 @elbotho ### packages - #4564 @elbotho - #4567 @dependabot ### e2e-tests - 9ff87572e70ac1abb10e59e84b69a6c7bb44ce7b ### Others - #4566 @elbotho

refactor(editor): try replacing editorContent with normal child

3

([problem](https://serlo.slack.com/archives/D04QD2L89FD/p1739887489440559) with event 145590, investigate after migration)