Feature: Node.js and backend support with webcontainers

### Type of feature

✨ Feature

### Current behavior

Nodejs is not supported as a language

### Suggested feature

Webcontainer (https://webcontainers.io/guides/introduction ) allow for setting up in browser nodejs environments which can be used to teach and run backend/nodejs code.

Proposing this here as a potential feature.

### Additional context

This experience has been used across multiple documentation sites:
checkout tanstack: https://tanstack.com/table/latest/docs/framework/react/examples/column-ordering?panel=sandbox

also
https://anvil.servicetitan.com/docs/web/components/avatar/code

### Code of Conduct

- [x] I agree to follow this project's Code of Conduct

### Contributing Docs

- [x] I agree to follow this project's Contribution Docs