security checks implementation

lib/core/service/security_service.dart

@@ -44,6 +44,8 @@ abstract class SecurityService {
   void setOnCriticalThreatCallback(OnCriticalThreatDetected callback);
 }
 
+SecurityService service = SecurityServiceImpl();
+
 /// Implementation of SecurityService using Talsec (freeRASP)
 class SecurityServiceImpl implements SecurityService {
   Logger logger = Logger(

lib/locator.dart

@@ -156,5 +156,5 @@ void setupLocator() {
   locator.registerFactory(() => InterventionMedicationViewModel());
   locator.registerFactory(() => ERSignInViewModel());
   locator.registerFactory(() => PharmacyInterventionViewModel());
-  locator.registerFactory<SecurityService>(() => SecurityServiceImpl());
+  locator.registerFactory(() => SecurityServiceImpl());
 }

lib/main.dart

@@ -32,11 +32,11 @@ void main() async {
   await clearPrefsOnFirstLaunch();
   tz.initializeTimeZones();
 
-  if (!kReleaseMode) {
-    await locator.get<SecurityService>().initialize();
+  if (kReleaseMode) {
+    await service.initialize();
 
     // Set up critical threat callback to navigate to unsafe device page
-    locator.get<SecurityService>().setOnCriticalThreatCallback(() {
+    service.setOnCriticalThreatCallback(() {
       final navigationService = locator.get<NavigationService>();
       final context = navigationService.navigatorKey.currentContext;
       if (context != null) {

lib/screens/splash/splash_screen.dart

@@ -31,7 +31,7 @@ class _SplashScreenState extends State<SplashScreen> {
   void initState() {
     super.initState();
     AppGlobal.CONTEX = context;
-    if (!kReleaseMode) {
+    if (kReleaseMode) {
       checkDeviceSafety();
     }
     Timer(Duration(seconds: 2, milliseconds: 500), () async {

lib/unsafe_device.dart

@@ -65,7 +65,7 @@ class _UnsafeDeviceState extends State<UnsafeDevice> {
                 textAlign: TextAlign.center,
               ),
               SizedBox(height: 24),
-              if (locator.get<SecurityService>().detectedThreats.isNotEmpty) ...[
+              if (service.detectedThreats.isNotEmpty) ...[
                 Text(
                   'Detected Issues:',
                   style: TextStyle(
@@ -83,16 +83,15 @@ class _UnsafeDeviceState extends State<UnsafeDevice> {
                     border: Border.all(color: Colors.red.withOpacity(0.3)),
                   ),
                   child: Column(
-                    children: locator
-                        .get<SecurityService>()
-                        .detectedThreats
+                    children: service.detectedThreats
                         .where((t) => t.severity == ThreatSeverity.critical)
                         .take(5) // Show max 5 threats
                         .map((threat) => Padding(
                               padding: EdgeInsets.symmetric(vertical: 4),
                               child: Row(
                                 children: [
-                                  Icon(Icons.error_outline, size: 16, color: Colors.red),
+                                  Icon(Icons.error_outline,
+                                      size: 16, color: Colors.red),
                                   SizedBox(width: 8),
                                   Expanded(
                                     child: Text(