打开50万字符以上的md卡的飞起

[EnglandLobster]

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  If it only exists in 3rd party themes or css, you can still report it, but please attach the theme target or the css file. We may not "fix" it, if it is caused by 3rd party themes or css styles that we cannot support.

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Describe the bug 打开50万字符以上的md卡的飞起，特别卡顿

To Reproduce 只需要打开一个50万左右字符的md，软件非常卡

Expected behavior 应该优化一下大型md打开的速度和流畅度

Screenshots / Screencasts

Sample Markdown File

CMOS射频集成电路设计第二版.md

Desktop (please complete the following information):

• OS: windows11 64bit

Typora Version e.g: 1.9.5

Additional context Add any other context about the problem here.

[jellzone]

我去，卡死我了

[zhang-nianqiang]

I downloaded this document and opened it, and there was no lag. Maybe you can try again. I am using v1.12.2.