Hard-delete Care remote Queue adapter (Phase 5).

Care Queue Engine is the only path; remove QueueClient, driver config, and remote HTTP tests.

Co-authored-by: Cursor <cursoragent@cursor.com>

app/Http/Middleware/EnsurePaidPlan.php

@@ -9,7 +9,7 @@ use Illuminate\Http\Request;
 use Symfony\Component\HttpFoundation\Response;
 
 /**
- * Blocks free-plan accounts from Pro modules (lab, pharmacy, billing, Queue integration).
+ * Blocks free-plan accounts from Pro modules (lab, pharmacy, billing, service queues).
  */
 class EnsurePaidPlan
 {
@@ -39,6 +39,6 @@ class EnsurePaidPlan
 
         return redirect()
             ->route('care.pro.index')
-            ->with('upsell', 'Lab, pharmacy, billing, and Queue integration are part of Care Pro. Upgrade to unlock them.');
+            ->with('upsell', 'Lab, pharmacy, billing, and in-app service queues are part of Care Pro. Upgrade to unlock them.');
     }
 }