runtime/internal/flow/conn/grpc/handshake/handshake.proto

syntax = "proto3";

package handshake;

message Setup {
  uint32 min_version = 1;
  uint32 max_version = 2;
  bytes peer_nacl_public_key = 3; // TODO would this be better off as a byte array?
  uint64 mtu = 4;
}