diff --git a/.vscode/settings.json b/.vscode/settings.json
index 3dc2ab9c..47a3060e 100644
--- a/.vscode/settings.json
+++ b/.vscode/settings.json
@@ -6,5 +6,15 @@
     "source.fixAll.eslint": "explicit"
   },
   "editor.defaultFormatter": "esbenp.prettier-vscode",
-  "editor.formatOnSave": true
+  "editor.formatOnSave": true,
+  "go.useLanguageServer": true,
+  "gopls": {
+    "formatting.gofumpt": true,
+  },
+  "[go]": {
+    "editor.defaultFormatter": "golang.go"
+  },
+  "[typescript]": {
+    "editor.defaultFormatter": "esbenp.prettier-vscode"
+  }
 }
\ No newline at end of file
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 66b8aff2..ee425a10 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -28,6 +28,7 @@ git clone https://github.com/your_username/certimate.git
 
 1. 进入根目录
 2. 运行以下命令启动服务：
+
    ```bash
    go run main.go serve
    ```
@@ -36,11 +37,12 @@ git clone https://github.com/your_username/certimate.git
 
 **在向主仓库提交 PR 之前，建议你：**
 
+- 使用 [gofumpt](https://github.com/mvdan/gofumpt) 对你的代码进行格式化。
+
 - 为你的改动添加单元测试或集成测试（Certimate 使用 Go 的标准 `testing` 包）。你可以通过以下命令运行测试（在项目根目录下）：
 
   ```bash
   go test ./...
-
   ```
 
 ## 修改管理页面 (Admin UI)
@@ -49,9 +51,12 @@ Certimate 的管理页面是一个基于 React 和 Vite 构建的单页应用（
 
 要启动 Admin UI：
 
-1. 进入 `ui` 项目目录
-2. 运行 `npm install` 安装依赖
+1. 进入 `ui` 项目目录。
+
+2. 运行 `npm install` 安装依赖。
+
 3. 启动 Vite 开发服务器：
+
    ```bash
    npm run dev
    ```
diff --git a/CONTRIBUTING_EN.md b/CONTRIBUTING_EN.md
index c29ba51c..3d848ec8 100644
--- a/CONTRIBUTING_EN.md
+++ b/CONTRIBUTING_EN.md
@@ -27,7 +27,9 @@ git clone https://github.com/your_username/certimate.git
 Once you have made changes to the Go code in Certimate, follow these steps to run the project:
 
 1. Navigate to the root directory.
+
 2. Start the service by running:
+
    ```bash
    go run main.go serve
    ```
@@ -36,6 +38,8 @@ This will start a web server at `http://localhost:8090` using the prebuilt Admin
 
 **Before submitting a PR to the main repository, consider:**
 
+- Format your source code by using [gofumpt](https://github.com/mvdan/gofumpt).
+
 - Adding unit or integration tests for your changes. Certimate uses Go’s standard `testing` package. You can run tests using the following command (while in the root project directory):
 
   ```bash
@@ -49,11 +53,15 @@ Certimate’s Admin UI is a single-page application (SPA) built using React and
 To start the Admin UI:
 
 1. Navigate to the `ui` project directory.
+
 2. Install the necessary dependencies by running:
+
    ```bash
    npm install
    ```
+
 3. Start the Vite development server:
+
    ```bash
    npm run dev
    ```