hide intel tsx and downfall cards for AMD cpus

Author: melo936

src/lib/core/miscellaneous/miscellaneous_page.dart

@@ -1,4 +1,5 @@
 import 'package:fluent_ui/fluent_ui.dart';
+import 'package:flutter/foundation.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:revitool/core/miscellaneous/miscellaneous_service.dart';
 import 'package:revitool/extensions.dart';
@@ -19,7 +20,7 @@ class MiscellaneousPage extends ConsumerWidget {
       header: PageHeader(title: Text(context.l10n.pageMiscellaneous)),
       children: [
         const _HibernationCard(),
-        if (hibernationStatus) const _FastStartupCard(),
+        if (hibernationStatus || kDebugMode) const _FastStartupCard(),
         const _TMMonitoringCard(),
         const _MPOCard(),
         const _UsageReportingCard(),

src/lib/core/performance/performance_page.dart

@@ -1,4 +1,5 @@
 import 'package:fluent_ui/fluent_ui.dart';
+import 'package:flutter/foundation.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:fluentui_system_icons/fluentui_system_icons.dart' as msicons;
 import 'package:revitool/core/performance/performance_service.dart';
@@ -19,9 +20,10 @@ class PerformancePage extends ConsumerWidget {
       children: [
         const _SuperfetchCard(),
         const _MemoryCompressionCard(),
-        const _IntelTSXCard(),
+        if (WinRegistryService.isIntelCpu || kDebugMode) const _IntelTSXCard(),
         const _FullscreenOptimizationCard(),
-        if (WinRegistryService.isW11) const _WindowedOptimizationCard(),
+        if (WinRegistryService.isW11 || kDebugMode)
+          const _WindowedOptimizationCard(),
         const _BackgroundAppsCard(),
         const _ServicesGroupingCard(),
         if (ref.watch(settingsExperimentalStatus)) ...[

src/lib/core/security/security_page.dart

@@ -1,11 +1,13 @@
 import 'package:fluent_ui/fluent_ui.dart';
+import 'package:flutter/foundation.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:revitool/core/security/security_service.dart';
 import 'package:revitool/extensions.dart';
 import 'package:revitool/utils_gui.dart';
 import 'package:revitool/shared/widgets/card_highlight.dart';
 import 'package:revitool/core/ms_store/widgets/msstore_dialogs.dart';
 import 'package:fluentui_system_icons/fluentui_system_icons.dart' as msicons;
+import 'package:revitool/shared/win_registry_service.dart';
 
 class SecurityPage extends ConsumerWidget {
   const SecurityPage({super.key});
@@ -20,12 +22,12 @@ class SecurityPage extends ConsumerWidget {
           child: Text(context.l10n.pageSecurity),
         ),
       ),
-      children: const [
-        _DefenderCard(),
-        _UACCard(),
-        _MeltdownSpectreCard(),
-        _DownfallCard(),
-        _CertificatesCard(),
+      children: [
+        const _DefenderCard(),
+        const _UACCard(),
+        const _MeltdownSpectreCard(),
+        if (WinRegistryService.isIntelCpu || kDebugMode) const _DownfallCard(),
+        const _CertificatesCard(),
       ],
     );
   }

src/lib/core/usability/usability_page.dart

@@ -1,4 +1,5 @@
 import 'package:fluent_ui/fluent_ui.dart';
+import 'package:flutter/foundation.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:fluentui_system_icons/fluentui_system_icons.dart' as msicons;
 import 'package:revitool/core/usability/usability_service.dart';
@@ -22,7 +23,7 @@ class UsabilityPage extends ConsumerWidget {
         const _InputPersonalizationCard(),
         const _CapsLockCard(),
         const _ScreenEdgeSwipeCard(),
-        if (WinRegistryService.isW11) ...[
+        if (WinRegistryService.isW11 || kDebugMode) ...[
           const Subtitle(content: Text("Windows 11")),
           const _NewContextMenuCard(),
         ],

src/lib/shared/win_registry_service.dart

@@ -29,6 +29,20 @@ class WinRegistryService {
     'PROCESSOR_ARCHITECTURE',
   )!.toLowerCase();
 
+  // CPU vendor identification via registry only (no external dependencies)
+  static final String _cpuVendorIdentifier =
+      (WinRegistryService.readString(
+                RegistryHive.localMachine,
+                r'HARDWARE\DESCRIPTION\System\CentralProcessor\0',
+                'VendorIdentifier',
+              ) ??
+              '')
+          .toLowerCase();
+
+  // Convenience flags
+  static bool get isIntelCpu => _cpuVendorIdentifier.contains('intel');
+  static bool get isAmdCpu => _cpuVendorIdentifier.contains('amd');
+
   static bool get isSupported {
     return _validate() ||
         readString(