Preview snippet md file

[Yari27]

I confirm that I have searched the issue tracker

Before opening an issue, take a few minutes to search the issue tracker (both open and closed issues) for the feature you are requesting. This will reduce the need for issue triage and save time.

• I confirm that I have searched the issue tracker

Describe the feature

Add poreview option for markdown file in snippet.

Additional context

Declaration

• I have carefully read and agree to follow the contribution guidelines.