Add an "account name" (app name) field to make finding keys in keychain browser easier

lib/services/secrets_service.dart

@@ -10,6 +10,8 @@ import '../models/auth/oauth_credentials.dart';
 import '../models/auth/profile.dart';
 import '../models/exec_error.dart';
 
+const _storageAccountName = 'social.myportal.relatica.secure_storage';
+
 class SecretsService {
   static const _basicProfilesKey = 'basic_profiles';
   static const _oauthProfilesKey = 'oauth_profiles';
@@ -21,8 +23,12 @@ class SecretsService {
 
   final _secureStorage = const FlutterSecureStorage(
     iOptions: IOSOptions(
+      accountName: _storageAccountName,
       accessibility: KeychainAccessibility.first_unlock,
     ),
+    mOptions: MacOsOptions(
+      accountName: _storageAccountName,
+    ),
   );
 
   FutureResult<List<Profile>, ExecError> initialize() async {
@@ -108,7 +114,7 @@ class SecretsService {
     _cachedProfiles.addAll(profiles);
   }
 
-  Future<void> _saveJson<T>(
+  FutureResult<bool, ExecError> _saveJson<T>(
     String key,
   ) async {
     final json = _cachedProfiles
@@ -117,5 +123,15 @@ class SecretsService {
         .toList();
     final jsonString = jsonEncode(json);
     await _secureStorage.write(key: key, value: jsonString);
+    final pulledResult = await _secureStorage.read(key: key);
+    if (pulledResult == jsonString) {
+      return Result.ok(true);
+    }
+
+    return buildErrorResult(
+      type: ErrorType.localError,
+      message:
+          'For key $key value read from secure storage did not match value to secure storage',
+    );
   }
 }