fix: slightly improve scaffolding

lib/commands/new_command.ts

@@ -76,6 +76,11 @@ wasm-bindgen = "=${versions.wasmBindgen}"
     "./rs_lib/src/lib.rs",
     `use wasm_bindgen::prelude::*;
 
+#[wasm_bindgen]
+pub fn add(a: i32, b: i32) -> i32 {
+  return a + b;
+}
+
 #[wasm_bindgen]
 pub struct Greeter {
   name: String,
@@ -93,22 +98,21 @@ impl Greeter {
   }
 }
 
-#[wasm_bindgen]
-pub fn add(a: i32, b: i32) -> i32 {
-  return a + b;
-}
-
 #[cfg(test)]
 mod tests {
   use super::*;
 
   #[test]
-  fn it_works() {
-    let greeter = Greeter::new("world".into());
-    assert_eq!(greeter.greet(), "hello world!");
+  fn it_adds() {
     let result = add(1, 2);
     assert_eq!(result, 3);
   }
+
+  #[test]
+  fn it_greets() {
+    let greeter = Greeter::new("world".into());
+    assert_eq!(greeter.greet(), "hello world!");
+  }
 }
 `,
   );