add toggle for autmatically translated messages for notification and chat or manual translation on message action. Due to heavy battery usage.

lib/services/app_settings_service.dart

@@ -235,6 +235,12 @@ class AppSettingsService extends ChangeNotifier {
     await updateSettings(_settings.copyWith(translationEnabled: value));
   }
 
+  Future<void> setAutoTranslateIncomingMessages(bool value) async {
+    await updateSettings(
+      _settings.copyWith(autoTranslateIncomingMessages: value),
+    );
+  }
+
   Future<void> setTranslationTargetLanguageCode(String? value) async {
     await updateSettings(
       _settings.copyWith(translationTargetLanguageCode: value),

lib/services/translation_service.dart

@@ -89,7 +89,22 @@ class TranslationService extends ChangeNotifier {
         'en';
   }
 
-  bool shouldTranslateIncoming({
+  bool shouldAutoTranslateIncoming({
+    required String text,
+    required bool isCli,
+    required bool isOutgoing,
+  }) {
+    if (!_settings.autoTranslateIncomingMessages) {
+      return false;
+    }
+    return canTranslateIncoming(
+      text: text,
+      isCli: isCli,
+      isOutgoing: isOutgoing,
+    );
+  }
+
+  bool canTranslateIncoming({
     required String text,
     required bool isCli,
     required bool isOutgoing,