chore: clean up in preparation for release

examples/01_basic.rs

@@ -93,7 +93,7 @@ async fn main() {
         .add_task(Add {
             label: "Sum".to_string(),
         })
-        .depends_on((&x, &y)); // Pass handles as a tuple
+        .depends_on((x, y)); // Pass handles as a tuple
                                // sum is now TaskHandle<i32>
 
     // Step 6: Execute the DAG