feature: dndbeyond item importer

[MrG4dget]

Not sure, how many others are using dndbeyond but here it goes:

Would be very convenient if one could import items (sure monsters would be great, but I guess make it that much more complex).
I assume there would be a need for the dndbeyond cobalt cookie to be saved in the settings.

Then one could either insert the item URL and the data could get read directly form the site.
Inspired by: https://github.com/MrPrimate/ddb-importer

[BigJk]

That's a great Idea. I will dig around the ddb-importer to see how much work it will be 👍