Revert "refactor: 优化serverless入口文件"

This reverts commit 1db354464fa20bed8dc70323c066fe12a2a02348.

app.js

@@ -8,9 +8,11 @@ async function start() {
   if (!fs.existsSync(path.resolve(tmpPath, 'anonymous_token'))) {
     fs.writeFileSync(path.resolve(tmpPath, 'anonymous_token'), '', 'utf-8')
   }
-  // 启动时更新anonymous_token
+  // 启动时更新anonymous_token（Vercel 构建环境下跳过网络请求喵~）
+  if (!process.env.VERCEL_ENV) {
     const generateConfig = require('./generateConfig')
     await generateConfig()
+  }
   require('./server').serveNcmApi({
     checkVersion: true,
   })

index.js

@@ -1,29 +1 @@
-// Serverless 入口 + 本地开发通用入口
-
-const fs = require('fs')
-const path = require('path')
-const tmpPath = require('os').tmpdir()
-
-// 确保 anonymous_token 文件存在（util/request.js 加载时需要读取）
-if (!fs.existsSync(path.resolve(tmpPath, 'anonymous_token'))) {
-  fs.writeFileSync(path.resolve(tmpPath, 'anonymous_token'), '', 'utf-8')
-}
-
-const { constructServer } = require('./server')
-const generateConfig = require('./generateConfig')
-
-// Serverless 懒加载
-let app = null
-
-module.exports = async (req, res) => {
-  if (!app) {
-    await generateConfig()
-    app = await constructServer()
-  }
-  return app(req, res)
-}
-
-// Vercel判定
-if (!process.env.VERCEL) {
 require('./app.js')
-}

server.js

@@ -456,6 +456,5 @@ async function serveNcmApi(options) {
 
 module.exports = {
   serveNcmApi,
-  constructServer,
   getModulesDefinitions,
 }