godot-rust starter for client

Client/realmchat_client/src/lib.rs

@@ -0,0 +1,10 @@
+use godot::prelude::*;
+
+struct MyExtension;
+
+#[gdextension]
+unsafe impl ExtensionLibrary for MyExtension {}
+
+pub fn add(left: usize, right: usize) -> usize {
+    left + right
+}