MSC4030: JPEG XL support

[avidseeker]

Feature Description

The app can't preview JPEG XL (.jxl) files. It would be great if JPEG XL support was added. jxl viewer for Android might be helpful.

Rationale

Matrix Spec proposal: https://github.com/ru-ka/matrix-spec-proposals/blob/main/proposals/MSC4030%3A%20Progressive%20images%20in%20Matrix.md

Mockup

No response

Additional Context

No response

[github-actions[bot]]

This issue is stale because it has been open for 120 days with no activity.

[github-actions[bot]]

This issue was closed because it has been inactive for 14 days since being marked as stale.

[Mikaela]

Upstream practically delegates this to the device.

• https://github.com/flutter/flutter/issues/113476#issuecomment-1306077546

MSC proposal:

• https://github.com/matrix-org/matrix-spec-proposals/pull/4030