feat: some shit

packages/node_registry_rust/Cargo.toml

@@ -0,0 +1,8 @@
+[package]
+name = "node_registry_rust"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]

packages/node_registry_rust/src/lib.rs

@@ -0,0 +1,3 @@
+pub fn add(left: usize, right: usize) -> usize {
+    left + right
+}