const express = require('express'); const path = require('path'); const app = express(); const PORT = process.env.PORT || 3000; // 设置静态文件目录 app.use(express.static(path.join(__dirname, '/'))); // 启动服务 app.listen(PORT, () => { console.log(`Server is running on http://localhost:${PORT}`); console.log(`Open http://localhost:${PORT} in your browser to view the site.`); });