feat: 新增多模块后端管理、数据同步工具与鸿蒙路由适配

本次提交新增了以下核心内容：
1. 后端管理模块：包含字体同步、插件元数据、插件用户设置、稍后读消息/共享列表的控制器、模型、验证器与多语言配置
2. Flutter数据同步模块：统一的事件总线与兼容层，替代分散的StreamController
3. 鸿蒙端路由适配：完整的路由定义、构建器与占位组件
4. 后端API接口：字体同步与插件更新的服务端API，支持自动建表与跨域请求
5. 鸿蒙权限校验脚本：用于校验module.json5与string.json的权限声明一致性

docs/toolsapi/application/route.php

@@ -737,4 +737,39 @@ Route::get([
     'hitokoto'        => 'tool/hitokoto',
     // 站内全文搜索
     'searchpage'      => 'tool/searchpage',
+]);
+
+// APP API路由 - 稍后读(同步+协作+AI摘要)
+Route::rule([
+    'api/readlater/upload'           => 'api/Readlater/upload',
+    'api/readlater/download'         => 'api/Readlater/download',
+    'api/readlater/delete'           => 'api/Readlater/delete',
+    'api/readlater/fullSync'         => 'api/Readlater/fullSync',
+    'api/readlater/createSharedList' => 'api/Readlater/createSharedList',
+    'api/readlater/inviteMember'    => 'api/Readlater/inviteMember',
+    'api/readlater/shareMessage'    => 'api/Readlater/shareMessage',
+    'api/readlater/listMessages'    => 'api/Readlater/listMessages',
+    'api/readlater/myLists'         => 'api/Readlater/myLists',
+    'api/readlater/leaveList'       => 'api/Readlater/leaveList',
+    'api/readlater/generateSummary' => 'api/Readlater/generateSummary',
+    'api/readlater/batchSummarize'  => 'api/Readlater/batchSummarize',
+    'api/readlater/dailySummary'    => 'api/Readlater/dailySummary',
+    'api/readlater/suggestTags'     => 'api/Readlater/suggestTags',
+    'api/readlater/install'         => 'api/Readlater/install',
+]);
+
+// APP API路由 - 字体同步
+Route::rule([
+    'api/font_sync/list'   => 'api/FontSync/list',
+    'api/font_sync/install' => 'api/FontSync/install',
+]);
+
+// APP API路由 - 插件更新
+Route::rule([
+    'api/plugin_update/checkOne'   => 'api/PluginUpdate/checkOne',
+    'api/plugin_update/queryOne'  => 'api/PluginUpdate/queryOne',
+    'api/plugin_update/checkAll'  => 'api/PluginUpdate/checkAll',
+    'api/plugin_update/syncState' => 'api/PluginUpdate/syncState',
+    'api/plugin_update/loadState' => 'api/PluginUpdate/loadState',
+    'api/plugin_update/install'   => 'api/PluginUpdate/install',
 ]);