Remove auto-refresh attempt on 401 - /auth/refresh endpoint doesn't exist

b0esche_cloud/lib/services/api_client.dart

@@ -29,22 +29,7 @@ class ApiClient {
         },
         onError: (error, handler) async {
           if (error.response?.statusCode == 401) {
-            // Try refresh
-            final refreshSuccess = await _tryRefreshToken();
-            if (refreshSuccess) {
-              // Retry the request
-              final token = _getCurrentToken();
-              if (token != null) {
-                error.requestOptions.headers['Authorization'] = 'Bearer $token';
-                try {
-                  final response = await _dio.fetch(error.requestOptions);
-                  return handler.resolve(response);
-                } catch (e) {
-                  // If retry fails, proceed to error
-                }
-              }
-            }
-            // If refresh failed, logout
+            // Session expired, trigger logout
             _sessionBloc.add(SessionExpired());
           }
           return handler.next(error);