api changes

lib/modules/copilot/controller/copilot_provider.dart

@@ -100,7 +100,7 @@ class CopilotProvider extends ChangeNotifier {
     notifyListeners();
   }
 
-  Future<void> sendText(String query) async {
+  Future<void> sendText(String query, String language) async {
     if (isStreaming || query.trim().isEmpty) return; // prevent invalid duplicate sends
     sessionId ??= _generateSessionId();
 
@@ -117,6 +117,8 @@ class CopilotProvider extends ChangeNotifier {
         body: {
           "sessionId": sessionId!,
           "isAudio": "false",
+          "langId": "$language",
+          'isFromMobile': 'true',
           "query": query,
         },
       );
@@ -126,7 +128,7 @@ class CopilotProvider extends ChangeNotifier {
     }
   }
 
-  Future<void> sendAudio(File audioFile) async {
+  Future<void> sendAudio(File audioFile, String language) async {
     if (isStreaming) return;
     sessionId ??= _generateSessionId();
     final humanAudioMsg = CopilotMessage(id: UniqueKey().toString(), role: CopilotRole.user, localAudioPath: audioFile.path, timestamp: DateTime.now());
@@ -143,6 +145,8 @@ class CopilotProvider extends ChangeNotifier {
         fields: {
           "sessionId": sessionId!,
           "isAudio": "true",
+          "langId": "$language",
+          'isFromMobile': 'true',
         },
         fileFieldName: "AudioFile",
         file: audioFile,

lib/modules/copilot/screens/copilot_chat_page.dart

@@ -71,7 +71,7 @@ class _CopilotChatPageState extends State<CopilotChatPage> {
     final text = _textController.text.trim();
     if (text.isEmpty) return;
     _textController.clear();
-    context.read<CopilotProvider>().sendText(text);
+    context.read<CopilotProvider>().sendText(text, context.settingProvider.language!);
     _scrollToBottom();
   }
 
@@ -101,7 +101,7 @@ class _CopilotChatPageState extends State<CopilotChatPage> {
   void _sendRecording() async {
     if (_recordedFilePath == null) return;
     final file = File(_recordedFilePath!);
-    context.read<CopilotProvider>().sendAudio(file);
+    context.read<CopilotProvider>().sendAudio(file, context.settingProvider.language!);
     await _recordedPlayerController.stopPlayer();
     _recorderController.reset();
     _recordedFilePath = null;