Comparing ./gradlew --console verbose build on maestro main branch vs grpc_bump branch, the main build outputs
> Task :maestro-android:mergeExtDexRelease> Task :maestro-ios:extractIncludeProto
> Task :maestro-ios:extractProto
> Task :maestro-ios:generateProto
> Task :maestro-ios:compileKotlin
whereas the grpc_bump build outputs
> Task :maestro-android:mergeExtDexRelease > Task :maestro-ios:compileKotlin FAILED
It looks like the transitive dependency for generating the proto files got removed.