chore(ci): 更改使用npm，生成锁文件

Author: ProgramCX

.github/workflows/package.yaml

@@ -22,11 +22,10 @@ jobs:
           node-version: 18
           cache: "npm"
 
-      - name: Install cnpm and dependencies
+      - name: Install dependencies
         run: |
-          npm install --package-lock-only
-          npm install -g cnpm  # 安装 cnpm
-          cnpm install  # 使用 cnpm 安装依赖
+          npm install --package-lock-only  # 仅生成 package-lock.json
+          npm install  # 使用 npm 安装依赖
 
       - name: Build project
         run: npm run build 

README-zh.md

@@ -40,8 +40,8 @@ git clone https://github.com/ProgramCX/flow_im_app.git
 2. 安装依赖
 ```bash
 cd flow_im_app
-
-cnpm install    #如果你在中国大陆地区，建议使用cnpm安装依赖
+npm set registry https://registry.npmmirror.com # 如果在中国大陆地区，建议使用淘宝镜像
+npm install   
 ```
 
 3. 启动项目

README.md

@@ -39,7 +39,8 @@ git clone https://github.com/ProgramCX/flow_im_app.git
 2. Install dependencies:
 ```bash
 cd flow_im_app
-cnpm install    # If you are in mainland China, using cnpm is recommended.
+npm set registry https://registry.npmmirror.com  # If you are in mainland China, using the Taobao mirror is recommended.
+npm install
 ```
 3. Start the project:
 ```bash