Change Details

This diff adds chat mention rule to markdown rules file. Raw chat mentions should be replaced with `MarkdownChatMention` component.

This diff adds chat mention rule to markdown rules file. Raw chat mentions should be replaced with `MarkdownChatMention` component. Depends on D8874.

This diff adds chat mention rule to markdown rules file. Raw chat mentions should be replaced with `MarkdownChatMention` component. Depends on D8874.