Allow Setting start_line for Rouge Code Highlighter #2479
Description
Checklist
- I have read and accepted the contributing guidelines.
Is your feature request related to a problem? Please describe
Related issue: #993, but this is closed.
Rouge highlighter accepts the start_line option, but we can only configure it in _config.yml globally.
Describe the solution you'd like
Code blocks accept an option start_line, maybe after the block.
Describe alternatives you've considered
No response
Additional context
No response