Refactor CurrencyRateResource and VisaMasterSettings: remove unnecessary whitespace, add property annotations, and define possible setting types. Update Turkish translations for warning text and content.

app/Filament/Clusters/Settings/Resources/VisaMasterSettings/Tables/VisaMasterSettingsTable.php

@@ -0,0 +1,42 @@
+<?php
+
+namespace App\Filament\Clusters\Settings\Resources\VisaMasterSettings\Tables;
+
+use Filament\Actions\BulkActionGroup;
+use Filament\Actions\DeleteBulkAction;
+use Filament\Actions\EditAction;
+use Filament\Tables\Columns\TextColumn;
+use Filament\Tables\Table;
+
+class VisaMasterSettingsTable
+{
+    public static function configure(Table $table): Table
+    {
+        return $table
+            ->columns([
+                TextColumn::make('name')
+                    ->searchable(),
+                TextColumn::make('display_name')
+                    ->searchable(),
+                TextColumn::make('created_at')
+                    ->dateTime()
+                    ->sortable()
+                    ->toggleable(isToggledHiddenByDefault: true),
+                TextColumn::make('updated_at')
+                    ->dateTime()
+                    ->sortable()
+                    ->toggleable(isToggledHiddenByDefault: true),
+            ])
+            ->filters([
+                //
+            ])
+            ->recordActions([
+                EditAction::make(),
+            ])
+            ->toolbarActions([
+                BulkActionGroup::make([
+                    DeleteBulkAction::make(),
+                ]),
+            ]);
+    }
+}