This adds the proto messages and service definition used for
communicating with our evaluator.
Please refer to the `Tvix - Component interaction` document for a
detailed description of the interactions that this service is used
for.
Change-Id: If44cdbff66c6cfe88c22a748fe29c0bbd8510b0d
Co-Authored-By: Florian Klink <flokli@flokli.de>
Co-Authored-By: Adam Höse <adisbladis@gmail.com>
Reviewed-on: https://cl.tvl.fyi/c/depot/+/2685
Tested-by: BuildkiteCI
Reviewed-by: flokli <flokli@flokli.de>
Reviewed-by: grfn <grfn@gws.fyi>