[Feature]: Added support for rendering HTML5 tags.

[zhouxinghong]

Problem Statement

Dear development team,

Thank you very much for developing this outstanding Markdown editing extension!

Since most mainstream Markdown editors support the rendering of HTML5 tags like the ones shown below, we would love for this extension to include that functionality as well.

<video controls muted preload="auto" poster="https://pics.xxxx/img/1rctd747/1rctd747pl.jpg" src="https://pics.xxxx/video/1rctd007hmb.mp4">
</video>

Proposed Solution

Since most mainstream Markdown editors support the rendering of HTML5 tags like the ones shown below, we would love for this extension to include that functionality as well.

<video controls muted preload="auto" poster="https://pics.xxxx/img/1rctd747/1rctd747pl.jpg" src="https://pics.xxxx/video/1rctd007hmb.mp4">
</video>

Alternatives Considered

No response

Examples

Since most mainstream Markdown editors support the rendering of HTML5 tags like the ones shown below, we would love for this extension to include that functionality as well.

<video controls muted preload="auto" poster="https://pics.xxxx/img/1rctd747/1rctd747pl.jpg" src="https://pics.xxxx/video/1rctd007hmb.mp4">
</video>

Priority

High - Critical for my use case

Feature Category

None

Screen Recording / Demo (Optional but Recommended)

Additional Context

Code of Conduct

• I agree to follow this project's Code of Conduct

[zhouxinghong]

Tip

poster="https://pics.xxxx/img/1rctd747/1rctd747pl.jpg"
src="https://pics.xxxx/video/1rctd007hmb.mp4">
The links above are pseudocode and are for demonstration purposes only.