Playwright 浏览器自动化

Step 0: 环境检测

npx playwright --version

• 有输出 → 继续
• 报错 → 告知用户安装：npm install playwright && npx playwright install chromium
• npx 能跑但脚本 require('playwright') 报错 → playwright 不在当前项目，执行 npm install --no-save playwright
• 不要自动安装浏览器内核

Step 1: 判断路径