v1.1.9: Fix input activation not showing keyboard on Android TV

- Added SystemChannels.textInput.invokeMethod('TextInput.show') to force keyboard
- Used addPostFrameCallback to ensure widget state is updated before focus request
- Added support for gameButtonA and numpadEnter keys

lib/mobile/features/iptv/screens/mobile_playlist_screen.dart

@@ -591,7 +591,11 @@ class _TVTextFieldState extends State<_TVTextField> {
 
   void _activateInput() {
     setState(() => _isEditing = true);
+    // Wait for the widget to rebuild with canRequestFocus: true
+    WidgetsBinding.instance.addPostFrameCallback((_) {
       _inputFocus.requestFocus();
+      SystemChannels.textInput.invokeMethod('TextInput.show');
+    });
   }
 
   @override
@@ -600,9 +604,12 @@ class _TVTextFieldState extends State<_TVTextField> {
       focusNode: _navFocus,
       onKeyEvent: (node, event) {
         if (event is KeyDownEvent) {
-          if (event.logicalKey == LogicalKeyboardKey.select || 
-              event.logicalKey == LogicalKeyboardKey.enter || 
-              event.logicalKey == LogicalKeyboardKey.space) {
+          final key = event.logicalKey;
+          if (key == LogicalKeyboardKey.select || 
+              key == LogicalKeyboardKey.enter || 
+              key == LogicalKeyboardKey.space ||
+              key == LogicalKeyboardKey.gameButtonA ||
+              key == LogicalKeyboardKey.numpadEnter) {
             _activateInput();
             return KeyEventResult.handled;
           }

lib/mobile/features/iptv/widgets/mobile_settings_tab.dart

@@ -108,7 +108,7 @@ class _MobileSettingsTabState extends ConsumerState<MobileSettingsTab> {
                       ),
                       SizedBox(height: 4),
                       Text(
-                        'Version 1.1.8',
+                        'Version 1.1.9',
                         style: TextStyle(
                           fontSize: 13,
                           color: AppColors.textSecondary,