feat: Add CreateShipmentOnReadyToShip listener to handle webhook-triggered shipments

- Create new listener that fires on ReadyToShipIntent event
- Register listener in EventServiceProvider
- Fix log statements in ShippingController to use order UUID instead of ID
- Now when Trello card moves to 'Ready to Ship', backend automatically creates shipment

app/Providers/EventServiceProvider.php

@@ -13,8 +13,10 @@ use App\Events\ParcelInTransit;
 use App\Events\ProofApproved;
 use App\Events\ProofRevisionRequested;
 use App\Events\ProofUploaded;
+use App\Events\ReadyToShipIntent;
 use App\Events\ShipmentCreated;
 use App\Events\ShipmentCreationFailed;
+use App\Listeners\CreateShipmentOnReadyToShip;
 use App\Listeners\NotifySlackOnOrderCreated;
 use App\Listeners\NotifySlackOnOrderPacked;
 use App\Listeners\NotifySlackOnParcelCollected;
@@ -42,8 +44,13 @@ class EventServiceProvider extends ServiceProvider
         // Packing events
         OrderPacked::class => [
             NotifySlackOnOrderPacked::class,
+        ],Ready to Ship intent (from Trello webhook)
+        ReadyToShipIntent::class => [
+            CreateShipmentOnReadyToShip::class,
         ],
 
+        // 
+
         // Shipment events
         ShipmentCreated::class => [
             NotifySlackOnShipmentCreated::class,