There should be more information in the documentation

[harry-xi]

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

These objects in the image exist in the scripting engine, and they are also important for scripting plugins in certain situations, but they are not mentioned in the documentation.

Describe the solution you'd like
Add some introduction to these objects

Describe alternatives you've considered
I am considering adding them to https://github.com/LiteLScript-Dev/HelperLib

[futrime]

@harry-xi Please help us complete them and open a PR

[harry-xi]

@harry-xi Please help us complete them and open a PR

In fact, the main problem is that I don't know how to make this clear in the document.