Rust needs wrappers for Array, Dictionary and String

[fwsGonzo]

In order to be usable in unboxed mode, which is now the default, the Rust API needs these abstraction in order to be useful. The Rust API is still fully usable if unboxed mode is disabled in project settings, which makes all function arguments Variant.

[fire]

Am I able to configure unboxed mode per sandbox?

[fwsGonzo]

Yes, it's actually a run-time setting. I can expose it as a property

Implemented here: 5086b69

[fire]

Merged?

[fwsGonzo]

GodotString has been implemented now, which is a Godot String wrapper, albeit a basic one.

[fwsGonzo]

There is now a basic GodotArray in the Rust API, 32bf88c