feat: implement Xtream API service for managing live channels, VOD, and series with caching and dynamic backend URL handling.

lib/core/api/api_client.dart

@@ -13,8 +13,8 @@ class ApiClient {
     _dio = Dio(BaseOptions(
       baseUrl: _getBaseUrl(),
       headers: {'Content-Type': 'application/json'},
-      connectTimeout: const Duration(seconds: 10),
-      receiveTimeout: const Duration(seconds: 10),
+      connectTimeout: const Duration(seconds: 60),
+      receiveTimeout: const Duration(seconds: 60),
     ),);
     
     // Add interceptor for logging