[Feature Request]: Tag autocomplete when adding tags

[Tyrannicodin]

Checklist

• I am using an up-to-date version.
• I have read the documentation.
• I have searched existing issues.

Description

This would add a menu that tries to autocomplete the tag the user is trying to add via a text box, similar to hydrus web:

This also includes an add button if users would prefer to add via a context menu/modal.

Solution

No response

Alternatives

No response