Fix inconsistent rendering of block mathematical expressions (#29677) (#29711)

Backport #29677 by @yp05327

Fix #28735

GitHub render `\```math\``` ` as a block now.
Add `display` class will render it as a block.

After:

![image](https://github.com/go-gitea/gitea/assets/18380374/2a1c20c7-438e-4ab1-8c66-cf91c8343087)

![image](https://github.com/go-gitea/gitea/assets/18380374/b81b8a93-8bca-46a5-b7db-e0d2f53e1342)

Co-authored-by: yp05327 <576951401@qq.com>
Co-authored-by: wxiaoguang <wxiaoguang@gmail.com>
(cherry picked from commit 4bfc43ef8de7c5e42f9502aa23075ee5fe04b26b)
This commit is contained in:
Giteabot 2024-03-11 17:10:07 +08:00 committed by Earl Warren
parent 5fa3381787
commit 4543d70216
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GPG key ID: 0579CB2928A78A00

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@ -103,7 +103,8 @@ func SpecializedMarkdown() goldmark.Markdown {
}
// include language-x class as part of commonmark spec
_, err = w.WriteString(`<code class="chroma language-` + string(language) + `">`)
// the "display" class is used by "js/markup/math.js" to render the code element as a block
_, err = w.WriteString(`<code class="chroma language-` + string(language) + ` display">`)
if err != nil {
return
}