Deploy 1: i18n + Notifications + Global Search + Tests

- SetLocale middleware (ro/ru/en, session-first, user-persisted)
- Lang switcher in topbar (Filament render hook USER_MENU_BEFORE)
- POST /locale/{lang} route persists to user.locale + session
- Database notifications enabled on tenant panel (30s polling)
- GlobalSearch (Cmd+K / Ctrl+K) on Client, Vehicle, WorkOrder, Lead, Part
- Tests: TenantIsolation (4), AuthFlow (2), WorkOrderCalc (3), MarkupRule (3)

app/Filament/Tenant/Resources/PartResource.php

@@ -29,6 +29,19 @@ class PartResource extends Resource
 
     protected static ?int $navigationSort = 40;
 
+    public static function getGloballySearchableAttributes(): array
+    {
+        return ['name', 'sku', 'brand', 'category'];
+    }
+
+    public static function getGlobalSearchResultDetails(\Illuminate\Database\Eloquent\Model $record): array
+    {
+        return [
+            'Stoc' => (int) $record->stock . ' ' . ($record->unit ?? 'buc'),
+            'Preț' => number_format((float) $record->sell_price, 2),
+        ];
+    }
+
     public static function getNavigationBadge(): ?string
     {
         $low = static::getModel()::query()