Refactor resource files: remove unused imports and clean up code across various resource and controller files for improved readability and maintainability. Update currency list formatting in helpers for consistency.

app/Filament/Resources/InternshipResource/RelationManagers/ApplicationsRelationManager.php

@@ -2,14 +2,12 @@
 
 namespace App\Filament\Resources\InternshipResource\RelationManagers;
 
+use App\Models\InternshipApplication;
 use Filament\Forms;
 use Filament\Forms\Form;
 use Filament\Resources\RelationManagers\RelationManager;
 use Filament\Tables;
-use Filament\Tables\Table;
-use Illuminate\Database\Eloquent\Builder;
-use Illuminate\Database\Eloquent\SoftDeletingScope;
-use App\Models\InternshipApplication; // Added this use statement
+use Filament\Tables\Table; // Added this use statement
 
 class ApplicationsRelationManager extends RelationManager
 {
@@ -80,4 +78,4 @@ class ApplicationsRelationManager extends RelationManager
                 ]),
             ]);
     }
-} 
+}