How to add Solidity to this document

[MackDing]

Feature request

hi guys, How to add Solidity to this document?

Summary

I recently worked at school solidity and I would like to be a contributor to this project

Examples

[shoesCodeFor]

I think you just follow this guide @MackDing https://github.com/freeCodeCamp/devdocs/blob/main/docs/adding-docs.md