feat(ticket): add tickets endpoint and resource for sales; implement ticket retrieval logic and tests

app/Domains/Sale/Services/AdminAppSaleService.php

@@ -6,6 +6,7 @@ use App\Domains\Logging\Models\ValueChange;
 use App\Domains\Purchase\Models\Purchase;
 use App\Domains\Purchase\Services\CheckoutService;
 use App\Domains\Tenant\Models\Tenant;
+use App\Domains\Ticket\Models\Ticket;
 use Illuminate\Database\Eloquent\Builder;
 use Illuminate\Pagination\LengthAwarePaginator;
 use Illuminate\Support\Collection;
@@ -52,6 +53,16 @@ class AdminAppSaleService
             ->findOrFail($saleId);
     }
 
+    /** @return Collection<int, Ticket> */
+    public function tickets(Tenant $tenant, int $saleId): Collection
+    {
+        return $this->findForTenant($tenant, $saleId)
+            ->tickets()
+            ->with('validityTime')
+            ->orderBy('id')
+            ->get();
+    }
+
     public function confirm(Tenant $tenant, int $saleId): Purchase
     {
         $sale = $this->findForTenant($tenant, $saleId);