From 5916a6a91c7c54df823da0972b84b99f06439a3c Mon Sep 17 00:00:00 2001
From: Lord Turmoil <swift-phantom@outlook.com>
Date: Thu, 21 Nov 2024 11:46:39 +0800
Subject: [PATCH] update: add acknoledgement

---
 README.md | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/README.md b/README.md
index eded6b4..8a9dfc0 100644
--- a/README.md
+++ b/README.md
@@ -109,3 +109,6 @@ std::shared_ptr<IC> c = container->Resolve<IC>();
 
 Though this mini IoC container can handle dependency injection, you have to specify all dependencies when you add anything manually. 🥲
 
+## 4. Acknowledgement
+
+This project uses [doctest](https://github.com/doctest/doctest) for unit testing.