[feat] Support for Embed options

[hiro08gh]

Add support for rich editor Embed options.

For example.

Twitter

<blockquote class=\"twitter-tweet\" data-dnt=\"true\" align=\"center\"><p lang=\"ja\" dir=\"ltr\">フルリモート/フルフレックスの求人以外とあるんだな</p>— hiro08 (@hiro08gh) <a href=\"https://twitter.com/hiro08gh/status/1784198836472475821?ref_src=twsrc%5Etfw\">April 27, 2024</a></blockquote>\n<script async src=\"https://platform.twitter.com/widgets.js\" charset=\"utf-8\"></script>

After converting

[embed](https://twitter.com/hiro08gh/status/1784198836472475821)

or

[embed-twitter](https://twitter.com/hiro08gh/status/1784198836472475821)