fixed project problems (warnings)

refilc_mobile_ui/lib/screens/error_report_screen.dart

@@ -14,7 +14,7 @@ class ErrorReportScreen extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     return Scaffold(
-      backgroundColor: Color(0xFFE3EBFB),
+      backgroundColor: const Color(0xFFE3EBFB),
       body: SafeArea(
         child: Padding(
           padding: const EdgeInsets.all(12.0),
@@ -28,7 +28,7 @@ class ErrorReportScreen extends StatelessWidget {
                 child: Text(
                   "ekretaYou".i18n,
                   style: TextStyle(
-                    color: Color(0xFF011234).withOpacity(0.7),
+                    color: const Color(0xFF011234).withOpacity(0.7),
                     fontSize: 24.0,
                     fontWeight: FontWeight.w700,
                   ),
@@ -120,7 +120,7 @@ class ErrorReportScreen extends StatelessWidget {
                       const EdgeInsets.symmetric(vertical: 14.0),
                     ),
                     backgroundColor: MaterialStateProperty.all(
-                      Color(0xFFF3F7FE),
+                      const Color(0xFFF3F7FE),
                     ),
                     shape: MaterialStateProperty.all(
                       RoundedRectangleBorder(
@@ -128,7 +128,7 @@ class ErrorReportScreen extends StatelessWidget {
                       ),
                     ),
                     side: MaterialStateProperty.all(
-                      BorderSide(width: 1.0, color: Color(0xFFC7D3EB)),
+                      const BorderSide(width: 1.0, color: Color(0xFFC7D3EB)),
                     ),
                   ),
                   child: Text(
@@ -244,7 +244,7 @@ class ErrorDetail extends StatelessWidget {
                   const EdgeInsets.symmetric(horizontal: 6.5, vertical: 4.0),
               margin: const EdgeInsets.only(top: 4.0),
               decoration: BoxDecoration(
-                  color: Color.fromARGB(255, 218, 218, 218),
+                  color: const Color.fromARGB(255, 218, 218, 218),
                   borderRadius: BorderRadius.circular(4.0)),
               child: Text(
                 content,

refilc_mobile_ui/lib/screens/login/school_input/school_search.dart

@@ -18,8 +18,9 @@ List<School> searchSchools(List<School> all, String pattern) {
 
     if (contains == pattern.split(" ").length) results.add(item);
 
-    if (item.instituteCode.toLowerCase().specialChars().contains(pattern))
+    if (item.instituteCode.toLowerCase().specialChars().contains(pattern)) {
       results.add(item);
+    }
   }
 
   results.sort((a, b) => a.name.compareTo(b.name));

refilc_mobile_ui/lib/screens/navigation/navigation_screen.dart

@@ -1,3 +1,5 @@
+// ignore_for_file: deprecated_member_use
+
 import 'package:flutter_feather_icons/flutter_feather_icons.dart';
 import 'package:flutter_svg/svg.dart';
 import 'package:refilc/api/providers/update_provider.dart';
@@ -201,9 +203,7 @@ class NavigationScreenState extends State<NavigationScreen>
   @override
   void didChangePlatformBrightness() {
     if (settings.theme == ThemeMode.system) {
-      // ignore: deprecated_member_use
       Brightness? brightness =
-          // ignore: deprecated_member_use
           WidgetsBinding.instance.window.platformBrightness;
       Provider.of<ThemeModeObserver>(context, listen: false).changeTheme(
           brightness == Brightness.light ? ThemeMode.light : ThemeMode.dark);
@@ -242,7 +242,6 @@ class NavigationScreenState extends State<NavigationScreen>
     // SvgTheme navIcTheme =
     //     SvgTheme(currentColor: Theme.of(context).colorScheme.primary);
 
-    // ignore: deprecated_member_use
     return WillPopScope(
       onWillPop: () async {
         if (_navigatorState.currentState?.canPop() ?? false) {

refilc_mobile_ui/lib/screens/settings/settings_screen.dart

@@ -1016,7 +1016,7 @@ class SettingsScreenState extends State<SettingsScreen>
                 );
                 showErrorScreen(context, fakeErrorDetails);
               },
-              child: Text('hiba_tesztelese'),
+              child: const Text('hiba_tesztelese'),
             ),
 
             // developer options