TF-4136 Fix duplicate Executor instance creation.

core/lib/utils/application_manager.dart

@@ -30,6 +30,7 @@ class ApplicationManager {
     _versionCache = null;
     _cachedWebUserAgent = null;
     _cachedMobileUserAgent = null;
+    _isMobileUserAgentInitialized = false;
   }
 
   Future<PackageInfo> getPackageInfo() async {

core/lib/utils/config/env_loader.dart

@@ -29,6 +29,7 @@ class EnvLoader {
       );
     } catch (e) {
       logWarning('EnvLoader::loadFcmConfigFileToEnv: Exception = $e');
+      // FCM config is optional; reload base config to restore dotenv.env state
       await onCallBack?.call();
     }
   }

core/lib/utils/sentry/sentry_config.dart

@@ -45,7 +45,7 @@ class SentryConfig {
   });
 
   /// Load configuration from an env file.
-  static Future<SentryConfig> load() async {
+  static Future<SentryConfig?> load() async {
     await EnvLoader.loadConfigFromEnv();
 
     final sentryAvailable = dotenv.get('SENTRY_ENABLED', fallback: 'false');
@@ -54,12 +54,10 @@ class SentryConfig {
     final sentryDSN = dotenv.get('SENTRY_DSN', fallback: '');
     final sentryEnvironment = dotenv.get('SENTRY_ENVIRONMENT', fallback: '');
 
-    if (!isAvailable) {
-      throw Exception('Sentry is not available');
-    }
-
-    if (sentryDSN.trim().isEmpty || sentryEnvironment.trim().isEmpty) {
-      throw Exception('Sentry configuration is missing');
+    if (!isAvailable ||
+        sentryDSN.trim().isEmpty ||
+        sentryEnvironment.trim().isEmpty) {
+      return null;
     }
 
     final appVersion = await ApplicationManager().getAppVersion();

core/lib/utils/sentry/sentry_dio_helper.dart

@@ -0,0 +1,15 @@
+import 'package:core/utils/sentry/sentry_manager.dart';
+import 'package:dio/dio.dart';
+import 'package:sentry_dio/sentry_dio.dart';
+
+class SentryDioHelper {
+  static void addIfAvailable(Dio dio) {
+    if (!SentryManager.instance.isSentryAvailable) return;
+
+    final alreadyHasSentry = dio.interceptors.any(
+        (i) => i.runtimeType.toString().contains('FailedRequestInterceptor'));
+    if (!alreadyHasSentry) {
+      dio.addSentry();
+    }
+  }
+}

core/lib/utils/sentry/sentry_initializer.dart

@@ -11,14 +11,19 @@ class SentryInitializer {
     'x-auth',
     'x-token',
     'api-key',
+    'x-api-key',
     'apikey',
     'secret',
     'bearer',
+    'session',
+    'password',
   ];
 
   static Future<bool> init(FutureOr<void> Function() appRunner) async {
     final config = await SentryConfig.load();
 
+    if (config == null) return false;
+
     await SentryFlutter.init(
       (options) {
         options.dsn = config.dsn;

core/lib/utils/sentry/sentry_manager.dart

@@ -22,6 +22,7 @@ class SentryManager {
     try {
       if (_isSentryAvailable) {
         log('[SentryManager] Already initialized, skipping');
+        await appRunner();
         return;
       }
       _isSentryAvailable = await SentryInitializer.init(appRunner);