build(lodash): 重构构建流程并移除 tsdown

- 移除 tsdown 依赖，改用 Vite 完成构建任务
- 新增 fs 和 path 模块以支持文件操作
- 实现目录递归复制功能，用于复制类型定义文件
- 在 Vite 配置中添加插件，处理构建后任务

Author: shiwuliya

packages/lodash/package.json

@@ -23,7 +23,7 @@
     "README.md"
   ],
   "scripts": {
-    "build": "vite build && tsdown",
+    "build": "vite build",
     "sync": "curl -X PUT \"https://registry-direct.npmmirror.com/-/package/@candriajs/lodash/syncs\""
   },
   "engines": {

packages/lodash/tsdown.config.ts

@@ -1,5 +1,7 @@
 import { defineConfig } from 'vite'
 import { builtinModules } from 'node:module'
+import fs from 'node:fs'
+import path from 'node:path'
 
 export default defineConfig({
   build: {
@@ -28,5 +30,33 @@ export default defineConfig({
       transformMixedEsModules: true,
       defaultIsModuleExports: true
     },
+  },
+  plugins: [
+    {
+      name: 'lodash-plugin',
+      closeBundle () {
+  const sourceDir = './node_modules/@types/lodash'
+  const targetDir = './dist/types'
+
+  const copyRecursiveSync = (src: string, dest: string) => {
+    const stat = fs.statSync(src)
+    
+    if (stat.isDirectory()) {
+      fs.mkdirSync(dest, { recursive: true })
+      fs.readdirSync(src).forEach(item => {
+        copyRecursiveSync(
+          path.join(src, item),
+          path.join(dest, item)
+        )
+      })
+    } else {
+      fs.copyFileSync(src, dest)
+    }
   }
+
+  copyRecursiveSync(sourceDir, targetDir)
+  console.log('构建 lodash 成功!')
+      }
+    }
+  ]
 })