feat(mobile): add OpenAI-compatible, OpenRouter LLM and STT provider selection

mobile/lib/controllers/app_ctrl.dart

@@ -202,7 +202,7 @@ class AppCtrl extends ChangeNotifier {
       await _session.start();
       if (_session.connectionState == sdk.ConnectionState.connected) {
         appScreenState = AppScreenState.agent;
-        WakelockPlus.enable();
+        unawaited(WakelockPlus.enable());
         notifyListeners();
       }
     } catch (error, stackTrace) {
@@ -219,7 +219,7 @@ class AppCtrl extends ChangeNotifier {
           await _session.start();
           if (_session.connectionState == sdk.ConnectionState.connected) {
             appScreenState = AppScreenState.agent;
-            WakelockPlus.enable();
+            unawaited(WakelockPlus.enable());
             notifyListeners();
             return;
           }
@@ -243,7 +243,7 @@ class AppCtrl extends ChangeNotifier {
   Future<void> disconnect() async {
     await session.end();
     session.restoreMessageHistory(const []);
-    WakelockPlus.disable();
+    unawaited(WakelockPlus.disable());
     appScreenState = AppScreenState.welcome;
     agentScreenState = AgentScreenState.visualizer;
     notifyListeners();

mobile/lib/controllers/audio_filter_ctrl.dart

@@ -53,7 +53,7 @@ class AudioFilterCtrl extends ChangeNotifier {
 
   @override
   void dispose() {
-    _listener?.dispose();
+    unawaited(_listener?.dispose());
     _listener = null;
     super.dispose();
   }

mobile/lib/controllers/connection_error_ctrl.dart

@@ -1,3 +1,4 @@
+import 'dart:async';
 import 'dart:convert';
 
 import 'package:flutter/foundation.dart';
@@ -46,7 +47,7 @@ class ConnectionErrorCtrl extends ChangeNotifier {
 
   @override
   void dispose() {
-    _listener.dispose();
+    unawaited(_listener.dispose());
     super.dispose();
   }
 }

mobile/lib/controllers/tool_status_ctrl.dart

@@ -1,3 +1,4 @@
+import 'dart:async';
 import 'dart:convert';
 
 import 'package:flutter/foundation.dart';
@@ -68,7 +69,7 @@ class ToolStatusCtrl extends ChangeNotifier {
 
   @override
   void dispose() {
-    _listener.dispose();
+    unawaited(_listener.dispose());
     super.dispose();
   }
 }

mobile/lib/controllers/wake_word_state_ctrl.dart

@@ -1,3 +1,4 @@
+import 'dart:async';
 import 'dart:convert';
 
 import 'package:flutter/foundation.dart';
@@ -46,13 +47,13 @@ class WakeWordStateCtrl extends ChangeNotifier {
     // If room is already connected, fetch immediately
     if (room.connectionState == sdk.ConnectionState.connected) {
       debugPrint('[WakeWordStateCtrl] Room already connected, fetching state');
-      _fetchInitialState();
+      unawaited(_fetchInitialState());
     }
   }
 
   void _handleRoomConnected(sdk.RoomConnectedEvent event) {
     debugPrint('[WakeWordStateCtrl] Room connected, fetching initial state');
-    _fetchInitialState();
+    unawaited(_fetchInitialState());
   }
 
   Future<void> _fetchInitialState({int retryCount = 0}) async {
@@ -99,7 +100,7 @@ class WakeWordStateCtrl extends ChangeNotifier {
         final delay = Duration(milliseconds: 500 * (retryCount + 1));
         debugPrint('[WakeWordStateCtrl] Retrying in ${delay.inMilliseconds}ms...');
         await Future.delayed(delay);
-        _fetchInitialState(retryCount: retryCount + 1);
+        unawaited(_fetchInitialState(retryCount: retryCount + 1));
       }
     }
   }
@@ -134,7 +135,7 @@ class WakeWordStateCtrl extends ChangeNotifier {
 
   @override
   void dispose() {
-    _listener.dispose();
+    unawaited(_listener.dispose());
     super.dispose();
   }
 }

mobile/lib/l10n/app_en.arb

@@ -254,5 +254,47 @@
   "@messageHint": { "description": "Text input placeholder" },
 
   "toolParameters": "Tool Parameters",
-  "@toolParameters": { "description": "Tool details sheet title" }
+  "@toolParameters": { "description": "Tool details sheet title" },
+
+  "sttProvider": "STT Provider",
+  "@sttProvider": { "description": "STT provider label" },
+
+  "openaiCompatible": "OpenAI Compat.",
+  "@openaiCompatible": { "description": "OpenAI-compatible provider label" },
+
+  "openaiCompatibleDesc": "Any OpenAI API",
+  "@openaiCompatibleDesc": { "description": "OpenAI-compatible subtitle" },
+
+  "openrouterDesc": "200+ models",
+  "@openrouterDesc": { "description": "OpenRouter subtitle" },
+
+  "baseUrl": "Base URL",
+  "@baseUrl": { "description": "Base URL field label" },
+
+  "optional": "optional",
+  "@optional": { "description": "Optional hint for fields" },
+
+  "openaiApiKeyNote": "Only needed if the server requires authentication",
+  "@openaiApiKeyNote": { "description": "OpenAI API key note" },
+
+  "searchModels": "Search models...",
+  "@searchModels": { "description": "Model search placeholder" },
+
+  "noModelsFound": "No models found",
+  "@noModelsFound": { "description": "Empty model search result" },
+
+  "testConnectionToSee": "Test connection to see available models",
+  "@testConnectionToSee": { "description": "Hint to test before model selection" },
+
+  "speachesLocalStt": "Local Whisper",
+  "@speachesLocalStt": { "description": "Speaches STT subtitle" },
+
+  "groqWhisperCloud": "Cloud Whisper",
+  "@groqWhisperCloud": { "description": "Groq Whisper STT subtitle" },
+
+  "sttGroqKeyShared": "Uses the same API key as LLM",
+  "@sttGroqKeyShared": { "description": "STT Groq key shared info" },
+
+  "sttGroqKeyNeeded": "Groq API key required for STT",
+  "@sttGroqKeyNeeded": { "description": "STT Groq key needed info" }
 }

mobile/lib/l10n/app_fr.arb

@@ -85,5 +85,20 @@
   "failedToSaveAgent": "Échec de l'enregistrement des paramètres de l'agent : {code}",
   "downloadingVoice": "Téléchargement du modèle vocal...",
   "messageHint": "Message...",
-  "toolParameters": "Paramètres de l'outil"
+  "toolParameters": "Paramètres de l'outil",
+
+  "sttProvider": "Fournisseur STT",
+  "openaiCompatible": "OpenAI Compat.",
+  "openaiCompatibleDesc": "Toute API OpenAI",
+  "openrouterDesc": "200+ modèles",
+  "baseUrl": "URL de base",
+  "optional": "optionnel",
+  "openaiApiKeyNote": "Nécessaire uniquement si le serveur requiert une authentification",
+  "searchModels": "Rechercher des modèles...",
+  "noModelsFound": "Aucun modèle trouvé",
+  "testConnectionToSee": "Testez la connexion pour voir les modèles disponibles",
+  "speachesLocalStt": "Whisper local",
+  "groqWhisperCloud": "Whisper cloud",
+  "sttGroqKeyShared": "Utilise la même clé API que le LLM",
+  "sttGroqKeyNeeded": "Clé API Groq requise pour le STT"
 }

mobile/lib/l10n/app_it.arb

@@ -85,5 +85,20 @@
   "failedToSaveAgent": "Salvataggio delle impostazioni dell'agente fallito: {code}",
   "downloadingVoice": "Download del modello vocale...",
   "messageHint": "Messaggio...",
-  "toolParameters": "Parametri dello strumento"
+  "toolParameters": "Parametri dello strumento",
+
+  "sttProvider": "Fornitore STT",
+  "openaiCompatible": "OpenAI Compat.",
+  "openaiCompatibleDesc": "Qualsiasi API OpenAI",
+  "openrouterDesc": "200+ modelli",
+  "baseUrl": "URL di base",
+  "optional": "opzionale",
+  "openaiApiKeyNote": "Necessaria solo se il server richiede l'autenticazione",
+  "searchModels": "Cerca modelli...",
+  "noModelsFound": "Nessun modello trovato",
+  "testConnectionToSee": "Testa la connessione per vedere i modelli disponibili",
+  "speachesLocalStt": "Whisper locale",
+  "groqWhisperCloud": "Whisper cloud",
+  "sttGroqKeyShared": "Usa la stessa chiave API del LLM",
+  "sttGroqKeyNeeded": "Chiave API Groq richiesta per STT"
 }

mobile/lib/l10n/app_localizations.dart

@@ -602,6 +602,90 @@ abstract class AppLocalizations {
   /// In en, this message translates to:
   /// **'Tool Parameters'**
   String get toolParameters;
+
+  /// STT provider label
+  ///
+  /// In en, this message translates to:
+  /// **'STT Provider'**
+  String get sttProvider;
+
+  /// OpenAI-compatible provider label
+  ///
+  /// In en, this message translates to:
+  /// **'OpenAI Compat.'**
+  String get openaiCompatible;
+
+  /// OpenAI-compatible subtitle
+  ///
+  /// In en, this message translates to:
+  /// **'Any OpenAI API'**
+  String get openaiCompatibleDesc;
+
+  /// OpenRouter subtitle
+  ///
+  /// In en, this message translates to:
+  /// **'200+ models'**
+  String get openrouterDesc;
+
+  /// Base URL field label
+  ///
+  /// In en, this message translates to:
+  /// **'Base URL'**
+  String get baseUrl;
+
+  /// Optional hint for fields
+  ///
+  /// In en, this message translates to:
+  /// **'optional'**
+  String get optional;
+
+  /// OpenAI API key note
+  ///
+  /// In en, this message translates to:
+  /// **'Only needed if the server requires authentication'**
+  String get openaiApiKeyNote;
+
+  /// Model search placeholder
+  ///
+  /// In en, this message translates to:
+  /// **'Search models...'**
+  String get searchModels;
+
+  /// Empty model search result
+  ///
+  /// In en, this message translates to:
+  /// **'No models found'**
+  String get noModelsFound;
+
+  /// Hint to test before model selection
+  ///
+  /// In en, this message translates to:
+  /// **'Test connection to see available models'**
+  String get testConnectionToSee;
+
+  /// Speaches STT subtitle
+  ///
+  /// In en, this message translates to:
+  /// **'Local Whisper'**
+  String get speachesLocalStt;
+
+  /// Groq Whisper STT subtitle
+  ///
+  /// In en, this message translates to:
+  /// **'Cloud Whisper'**
+  String get groqWhisperCloud;
+
+  /// STT Groq key shared info
+  ///
+  /// In en, this message translates to:
+  /// **'Uses the same API key as LLM'**
+  String get sttGroqKeyShared;
+
+  /// STT Groq key needed info
+  ///
+  /// In en, this message translates to:
+  /// **'Groq API key required for STT'**
+  String get sttGroqKeyNeeded;
 }
 
 class _AppLocalizationsDelegate extends LocalizationsDelegate<AppLocalizations> {

mobile/lib/l10n/app_localizations_en.dart

@@ -274,4 +274,46 @@ class AppLocalizationsEn extends AppLocalizations {
 
   @override
   String get toolParameters => 'Tool Parameters';
+
+  @override
+  String get sttProvider => 'STT Provider';
+
+  @override
+  String get openaiCompatible => 'OpenAI Compat.';
+
+  @override
+  String get openaiCompatibleDesc => 'Any OpenAI API';
+
+  @override
+  String get openrouterDesc => '200+ models';
+
+  @override
+  String get baseUrl => 'Base URL';
+
+  @override
+  String get optional => 'optional';
+
+  @override
+  String get openaiApiKeyNote => 'Only needed if the server requires authentication';
+
+  @override
+  String get searchModels => 'Search models...';
+
+  @override
+  String get noModelsFound => 'No models found';
+
+  @override
+  String get testConnectionToSee => 'Test connection to see available models';
+
+  @override
+  String get speachesLocalStt => 'Local Whisper';
+
+  @override
+  String get groqWhisperCloud => 'Cloud Whisper';
+
+  @override
+  String get sttGroqKeyShared => 'Uses the same API key as LLM';
+
+  @override
+  String get sttGroqKeyNeeded => 'Groq API key required for STT';
 }

mobile/lib/l10n/app_localizations_fr.dart

@@ -276,4 +276,46 @@ class AppLocalizationsFr extends AppLocalizations {
 
   @override
   String get toolParameters => 'Paramètres de l\'outil';
+
+  @override
+  String get sttProvider => 'Fournisseur STT';
+
+  @override
+  String get openaiCompatible => 'OpenAI Compat.';
+
+  @override
+  String get openaiCompatibleDesc => 'Toute API OpenAI';
+
+  @override
+  String get openrouterDesc => '200+ modèles';
+
+  @override
+  String get baseUrl => 'URL de base';
+
+  @override
+  String get optional => 'optionnel';
+
+  @override
+  String get openaiApiKeyNote => 'Nécessaire uniquement si le serveur requiert une authentification';
+
+  @override
+  String get searchModels => 'Rechercher des modèles...';
+
+  @override
+  String get noModelsFound => 'Aucun modèle trouvé';
+
+  @override
+  String get testConnectionToSee => 'Testez la connexion pour voir les modèles disponibles';
+
+  @override
+  String get speachesLocalStt => 'Whisper local';
+
+  @override
+  String get groqWhisperCloud => 'Whisper cloud';
+
+  @override
+  String get sttGroqKeyShared => 'Utilise la même clé API que le LLM';
+
+  @override
+  String get sttGroqKeyNeeded => 'Clé API Groq requise pour le STT';
 }