AOT Compilation Canary

[Aaronontheweb]

Changes

AOT Canary for the Core Akka module - we'll have to gradually expand our AOT support as we're able to, but everything starts with this.

Checklist

For significant changes, please ensure that the following have been completed (delete if not relevant):

• [x] This change follows the Akka.NET API Compatibility Guidelines.
• [x] This change follows the Akka.NET Wire Compatibility Guidelines.
• [x] I have reviewed my own pull request.
• [x] Design discussion issue #7246

[Aaronontheweb]

Derivative of what we've done on TurboMqtt: https://github.com/petabridge/TurboMqtt/pull/231

[Aaronontheweb]

Not going to be able to merge this until we make significant progress on https://github.com/akkadotnet/akka.net/issues/7246

[Aaronontheweb]

We could, in theory, merge this and just remove it from the CI/CD pipeline so we can get incremental validation locally while we're implementing the AOT epic - would that be a good idea? cc @akkadotnet/core

[Aaronontheweb]

After #7456 was merged in, we are down from 65 warnings to 56.