feat: 5.4.0版本大更新，新增多端桌面小组件与多项功能优化

- 重构「灵感」模块为「发现」模块，统一页面命名与文案
- 新增flutter_tts语音朗读依赖与鸿蒙Nearby配对方式
- 添加Android/iOS/鸿蒙全平台桌面小组件支持（7种类型）
- 完善文件传输模块，新增画布邀请消息与删除会话功能
- 优化协作画布光标广播节流逻辑，修复已知bug
- 更新应用英文名与隐私政策入口，新增翻译API抽象层
- 移除用户中心多余的加号按钮，完善空状态组件类型

windows/flutter/generated_plugin_registrant.cc

@@ -14,6 +14,7 @@
 #include <flutter_blue_plus_winrt/flutter_blue_plus_plugin.h>
 #include <flutter_inappwebview_windows/flutter_inappwebview_windows_plugin_c_api.h>
 #include <flutter_secure_storage_windows/flutter_secure_storage_windows_plugin.h>
+#include <flutter_tts/flutter_tts_plugin.h>
 #include <flutter_webrtc/flutter_web_r_t_c_plugin.h>
 #include <gal/gal_plugin_c_api.h>
 #include <local_auth_windows/local_auth_plugin.h>
@@ -40,6 +41,8 @@ void RegisterPlugins(flutter::PluginRegistry* registry) {
       registry->GetRegistrarForPlugin("FlutterInappwebviewWindowsPluginCApi"));
   FlutterSecureStorageWindowsPluginRegisterWithRegistrar(
       registry->GetRegistrarForPlugin("FlutterSecureStorageWindowsPlugin"));
+  FlutterTtsPluginRegisterWithRegistrar(
+      registry->GetRegistrarForPlugin("FlutterTtsPlugin"));
   FlutterWebRTCPluginRegisterWithRegistrar(
       registry->GetRegistrarForPlugin("FlutterWebRTCPlugin"));
   GalPluginCApiRegisterWithRegistrar(

windows/flutter/generated_plugins.cmake

@@ -11,6 +11,7 @@ list(APPEND FLUTTER_PLUGIN_LIST
   flutter_blue_plus_winrt
   flutter_inappwebview_windows
   flutter_secure_storage_windows
+  flutter_tts
   flutter_webrtc
   gal
   local_auth_windows