fix(platform): grade-gate student app, isolate per-video resume & checkpoints, remove fake teachers, enhance arabic lab, clean flutter analyze

apps/super_admin_app/lib/presentation/screens/super_admin_shell.dart

@@ -187,8 +187,8 @@ class _SuperAdminShellState extends State<SuperAdminShell> {
                 label: 'الرصد الكلي',
               ),
               BottomNavigationBarItem(
-                icon: Icon(CupertinoIcons.cpu),
-                activeIcon: Icon(CupertinoIcons.cpu, color: SuperAdminTheme.royalGold),
+                icon: Icon(CupertinoIcons.sparkles),
+                activeIcon: Icon(CupertinoIcons.sparkles, color: SuperAdminTheme.royalGold),
                 label: 'الذكاء المحلي',
               ),
               BottomNavigationBarItem(

apps/super_admin_app/lib/presentation/screens/tabs/ai_cluster_tab.dart

@@ -53,7 +53,7 @@ class AiClusterTab extends StatelessWidget {
                   children: [
                     const Row(
                       children: [
-                        Icon(CupertinoIcons.cpu, color: SuperAdminTheme.cyberCyan, size: 22),
+                        Icon(CupertinoIcons.sparkles, color: SuperAdminTheme.cyberCyan, size: 22),
                         SizedBox(width: 8),
                         Text(
                           'عنقود الذكاء الاصطناعي السيادي (Local Inference)',

apps/super_admin_app/lib/presentation/screens/tabs/treasury_cliq_tab.dart

@@ -31,7 +31,6 @@ class TreasuryCliqTab extends StatelessWidget {
 
         if (state is TreasuryLoaded) {
           final pendingItems = state.queue.where((item) => item.status == 'queued').toList();
-          final completedItems = state.queue.where((item) => item.status == 'completed').toList();
           final double pendingSum = pendingItems.fold(0.0, (acc, item) => acc + item.amountJod);
 
           return SingleChildScrollView(