Fixup: explicitly enable experimental_allow_proto3_optional
@@ -34,5 +34,6 @@ fn build_proto() -> Result<()> {
let mut config = prost_build::Config::new();
config.btree_map(&["."]);
+ config.protoc_arg("--experimental_allow_proto3_optional");
tonic_build::configure().compile_with_config(config, &proto_defs, &[&proto_path])
}
