chore: Update dependencies, switch Flutter web renderer to HTML, replace media_kit with video_player/chewie, and remove Hive volume from Docker setup.

lib/features/iptv/providers/xtream_provider.dart

@@ -0,0 +1,49 @@
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+import '../../../core/models/playlist_config.dart';
+import '../services/xtream_service.dart';
+
+/// Singleton Xtream service provider
+final xtreamServiceProvider = Provider<XtreamService>((ref) {
+  final service = XtreamService();
+  ref.onDispose(() => service.dispose());
+  return service;
+});
+
+/// Current selected playlist provider
+final selectedPlaylistProvider = StateProvider<PlaylistConfig?>((ref) => null);
+
+/// Provider that watches for playlist changes and updates Xtream service
+final activeXtreamServiceProvider = Provider<XtreamService>((ref) {
+  final service = ref.watch(xtreamServiceProvider);
+  final playlist = ref.watch(selectedPlaylistProvider);
+  
+  if (playlist != null) {
+    service.setPlaylist(playlist);
+  }
+  
+  return service;
+});
+
+/// Provider for live TV channels grouped by category
+final liveChannelsProvider = FutureProvider.autoDispose((ref) async {
+  final service = ref.watch(activeXtreamServiceProvider);
+  return await service.getLiveChannels();
+});
+
+/// Provider for VOD items (movies) grouped by category
+final vodItemsProvider = FutureProvider.autoDispose((ref) async {
+  final service = ref.watch(activeXtreamServiceProvider);
+  return await service.getVodItems();
+});
+
+/// Provider for series grouped by category
+final seriesProvider = FutureProvider.autoDispose((ref) async {
+  final service = ref.watch(activeXtreamServiceProvider);
+  return await service.getSeries();
+});
+
+/// Provider for EPG of a specific stream
+final epgProvider = FutureProvider.family.autoDispose((ref, String streamId) async {
+  final service = ref.watch(activeXtreamServiceProvider);
+  return await service.getShortEpg(streamId);
+});