badge title unique

app/Filament/Resources/BadgeResource.php

@@ -46,7 +46,7 @@ class BadgeResource extends Resource
                     Group::make()->schema([
                         Group::make()->schema([
                             Translate::make()->schema(fn (string $locale) => [
-                                TextInput::make('title')->required($locale == 'zh_TW')->maxLength(40)->label('徽章標題'),
+                                TextInput::make('title')->unique()->required($locale == 'zh_TW')->maxLength(40)->label('徽章標題'),
                             ])
                                 ->locales(['zh_TW', 'en'])
                                 ->actions([