Add an option to highlight one or more lines

[egvijayanand]

Is your feature request related to a problem? Please describe.

No, it's not an issue but rather a feature request.

When sharing a code snippet, we sometimes need to highlight one or more lines to draw attention to them.

Describe the solution you'd like

If possible, line highlighting in the snippet

Describe alternatives you've considered

Screenshot from the IDE with a focus on that particular line. Lacks that premium look and feel.

Additional context

Some online code editors achieve this by getting the line numbers and then modifying the CSS accordingly.