feat: enhance checkout process with cart integration and stock confirmation

app/Domains/Cart/Models/Cart.php

@@ -10,6 +10,7 @@ use Illuminate\Database\Eloquent\Factories\HasFactory;
 use Illuminate\Database\Eloquent\Model;
 use Illuminate\Database\Eloquent\Relations\BelongsTo;
 use Illuminate\Database\Eloquent\Relations\HasMany;
+use Illuminate\Database\Eloquent\SoftDeletes;
 use Illuminate\Support\Facades\DB;
 use Illuminate\Validation\ValidationException;
 use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
@@ -23,6 +24,7 @@ use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
 class Cart extends Model
 {
     use HasFactory;
+    use SoftDeletes;
 
     protected $table = 'carritos';