Added a small script to compile grpc

scripts/compile_grpc.sh

@@ -0,0 +1,7 @@
+#!/bin/bash
+source ./install.sh
+pushd exo/networking/grpc
+python3.12 -m grpc_tools.protoc -I. --python_out=. --grpc_python_out=. node_service.proto
+sed -i "s/import node_service_pb2/from . &/" node_service_pb2_grpc.py
+popd
+