Complete the "Language Reference Guide"

[bonsairobo]

Basics

• I have done a basic search through the issue tracker to find similar or related issues.
• I have made myself familiar with the available features of Nushell for the particular area this enhancement request touches.

Related problem

I am trying to learn more about Nushell via the website's documentation, and this guide is very sparse, with many pages only having a "TODO".

Describe the solution you'd like

Fill out the guide with relevant documentation. Its doesn't need to be perfectly thorough, but it at least needs to explain the basics.

Describe alternatives you've considered

Ask an LLM to teach me Nushell.

Additional context and details

No response

[a-usr]

The documentation that youre searching for is available on the website as "The Nushell Book"