Refactor Filament resources and models; add attribute casting in Group model, update navigation icons, and remove TeacherSeeder in favor of UserTableSeeder.

app/Filament/Resources/Pilgrims/PilgrimResource.php

@@ -13,20 +13,24 @@ use BackedEnum;
 use Filament\Resources\Resource;
 use Filament\Schemas\Schema;
 use Filament\Support\Icons\Heroicon;
+use Illuminate\Contracts\Support\Htmlable;
 use Filament\Tables\Table;
 
 class PilgrimResource extends Resource
 {
     protected static ?string $model = Pilgrim::class;
 
-    protected static string|BackedEnum|null $navigationIcon = Heroicon::OutlinedRectangleStack;
-
     protected static ?string $navigationLabel = 'Zyýaratçylar';
 
     protected static ?string $pluralLabel = 'Zyýaratçylar';
 
     protected static ?int $navigationSort = 2;
 
+    public static function getNavigationIcon(): string | BackedEnum | Htmlable | null
+    {
+        return 'icon-pilgrim-man';
+    }
+
     public static function form(Schema $schema): Schema
     {
         return PilgrimForm::configure($schema);