chore: optimize IPTV performance and fix navigation Loop

- Revert aggressive caching in XtreamService (use forceCache + 1h stale)
- Adjust HLS.js buffers (60s-120s) for stream stability
- Fix desktop navigation loop in PlaylistSelectionScreen
- Fix receive timeouts (revert to 30s/60s)

web/player_lite.html

@@ -243,11 +243,11 @@
             }
 
             const hls = new Hls({
-                maxBufferLength: 30, // 30s is plenty for desktop stability
-                maxMaxBufferLength: 60,
+                maxBufferLength: 60, // Increased for better stability
+                maxMaxBufferLength: 120,
                 enableWorker: true,
-                liveSyncDurationCount: 3,
-                liveMaxLatencyDurationCount: 10,
+                liveSyncDurationCount: 5, // More stable sync
+                liveMaxLatencyDurationCount: 15,
                 lowLatencyMode: true
             });
 

web/player_mobile.html

@@ -229,12 +229,12 @@
             if (isHLS && Hls.isSupported()) {
                 log('Using Hls.js optimized for mobile');
                 const hls = new Hls({
-                    maxBufferLength: 30,
-                    maxMaxBufferLength: 60,
-                    liveSyncDurationCount: 3,
-                    liveMaxLatencyDurationCount: 10,
+                    maxBufferLength: 60, // More buffer for mobile stability
+                    maxMaxBufferLength: 120,
+                    liveSyncDurationCount: 5,
+                    liveMaxLatencyDurationCount: 15,
                     enableWorker: true,
-                    lowLatencyMode: true
+                    lowLatencyMode: false // Disable low latency for continuity
                 });
                 hls.loadSource(streamUrl);
                 hls.attachMedia(video);