How to write a description of an Extension?

Question

I want know please how we can do to write a description of our extension on the window which appear and where we can see note about it?

Example here of what I want to reproduce for my extension:

And here my extension:

In advance thank you!

Answer 1

Hi and sorry I found the answer so i share it.

You have in the exception to write your description after '///' (without quotes like on screenshot attached below) :

Thank you,