add initial framework for full end2end tests outside of rspec
diff --git a/src/ruby/end2end/gen_protos.sh b/src/ruby/end2end/gen_protos.sh
new file mode 100644
index 0000000..c26b557
--- /dev/null
+++ b/src/ruby/end2end/gen_protos.sh
@@ -0,0 +1,2 @@
+#!/bin/bash
+grpc_tools_ruby_protoc -I protos --ruby_out=lib --grpc_out=lib protos/echo.proto protos/client_control.proto