Sheep training flock of 10 fix?

training/smoke_test.py

@@ -179,6 +179,12 @@ def main():
         )
         eval_env.close()
 
+        save_dir = f"runs/smoke_stage{n_sheep}"
+        os.makedirs(save_dir, exist_ok=True)
+        model.save(os.path.join(save_dir, "model"))
+        vn.save(os.path.join(save_dir, "vecnorm.pkl"))
+        print(f"  Model saved to {save_dir}/")
+
         passed = report(n_sheep, success_rate, failure_counts, args.episodes, threshold)
         if not passed:
             all_passed = False