refactor(vue.config): remove remote-only mode related code

remove the remote-only mode detection and webpack plugin configuration that replaces lang directory imports, clean up redundant code logic

vue.config.js

@@ -2,26 +2,9 @@ const path = require('path');
 const fs = require('fs');
 const { execSync } = require('child_process');
 const { zionUniMpLoadPackagePlugin } = require('zion-uniapp-mp-load-package/webpack');
-const webpack = require('webpack');
 
 console.log('[vue.config] 已加载');
 
-// 检测是否启用 remote-only 模式(读取 config-external.js 中的 source)
-function _isRemoteOnly() {
-  try {
-    const configExternal = fs.readFileSync(path.join(__dirname, 'common/js/config-external.js'), 'utf8');
-    const match = configExternal.match(/source:\s*['"]remote-only['"]/);
-    return !!match;
-  } catch (e) {
-    return false;
-  }
-}
-
-const IS_REMOTE_ONLY = _isRemoteOnly();
-if (IS_REMOTE_ONLY) {
-  console.log('[i18n] remote-only 模式已启用,将从构建产物中排除本地 lang/ 目录');
-}
-
 // 确保 UNI_APP_DOMAIN 有值（从 package.json 脚本配置中读取）
 if (!process.env.UNI_APP_DOMAIN && process.env.UNI_SCRIPT) {
   try {
@@ -373,20 +356,6 @@ module.exports = {
   configureWebpack: config => {
     console.log('config.mode = ', config.mode);
 
-    // remote-only 模式: 排除本地 lang/ 目录,减少产物体积
-    // 用 NormalModuleReplacementPlugin 把 @/lang/ 下的 require 替换为空模块
-    if (IS_REMOTE_ONLY) {
-      config.plugins = config.plugins || [];
-      config.plugins.push(new webpack.NormalModuleReplacementPlugin(
-        /@\/lang\//,
-        (resource) => {
-          // 替换为一个空的虚拟模块,导出 { lang: {} }
-          resource.request = path.join(__dirname, 'common/js/lang-empty-stub.js');
-        }
-      ));
-      console.log('[i18n] NormalModuleReplacementPlugin 已添加,lang/ 目录将被替换为空 stub');
-    }
-
     if (config.mode === 'production') {
       console.log('开始尝试配置极限压缩');