Bevy primitive and/or gizmo

[RPGHank]

Is your feature request related to a problem? Please describe.
When working with hexagons, it is useful to be able to quickly draw hexagons using Bevy's inbuilt gizmo functionality

Describe the solution you'd like
Add primitive and/or gizmo functionality, probably behind a feature flag

Describe alternatives you've considered
It's not terribly hard for the user to add the functionality themselves or workaround it

Additional context
Add any other context or screenshots about the feature request here.

[ManevilleF]

For the primitive, bevy has a RegularPolygon struct which might be what you are looking for