update:readme and tutorial

README.md

@@ -117,8 +117,14 @@ Fork 本项目并开启工作流更新，具体步骤请见[详细教程](./docs
 ### 方式二：命令行
 
 ```python
-pip3 install pipenv
+pip install pipenv
+```
+
+```python
 pipenv install
+```
+
+```python
 pipenv run build
 ```
 

README_en.md

@@ -117,8 +117,14 @@ Fork this project and initiate workflow updates, detailed steps are available at
 ### Method 2: Command Line
 
 ```python
-pip3 install pipenv
+pip install pipenv
+```
+
+```python
 pipenv install
+```
+
+```python
 pipenv run build
 ```
 

docs/tutorial.md

@@ -174,7 +174,7 @@ https://mirror.ghproxy.com/raw.githubusercontent.com/您的github用户名/仓
 
 2. 运行更新
 项目目录下打开终端 CMD 依次运行以下命令：
-pip3 install pipenv
+pip install pipenv
 pipenv install
 pipenv run build
 ```

docs/tutorial_en.md

@@ -171,7 +171,7 @@ Please download and install Python from the official site. During installation,
 
 2. Run Update
 Open a CMD terminal in the project directory and run the following commands in sequence:
-pip3 install pipenv
+pip install pipenv
 pipenv install
 pipenv run build
 ```